# -*- Tcl -*-
package prefer latest
package require XOTcl; namespace import -force ::xotcl::*

proc ::errorCheck {got expected msg} {
  nsf::__db_run_assertions
  if {$got != $expected} {
    if {[catch {uplevel self} self]} {
      set self "NO CURRENT OBJECT"
    }
    puts stderr "$self FAILED: $msg\nGot:      $got\nExpected: $expected"
    foreach g $got e $expected {
      set result [expr {$g == $e}]
      if {[string length $g]>60} {
	puts "$result g='$g'\n  e='$e'"
      } else {
	puts "$result g='$g' e='$e'"
      }
    }
    exit -1
  }
}

proc ::cutSpaces {string} {
  regsub -all "  " $string "" result
  regsub -all "\n" $result " " result
  return $result
}


Class TestX \
    -instmixin [Class TestXM -instproc run args {next; puts "[self] PASSED"}]

@ @File {description {
  This is a file which provides a regression test
  for the features of the XOTcl - Language. 
  }
}
@ Class TestX

@ TestX nestingClasses {
    description {Regression test object testing the class nesting feature.}
}
TestX nestingClasses -proc run {{n 20}} {
  for {set i 0} {$i < $n} {incr i} {
    Class x($i)

    Class x($i)::y
    ::errorCheck [x($i) info commands y] "y" " -- creating Nested Class "
    Class x($i)::z
    Class x($i)::z::t
    Class x($i)::t
    ::errorCheck [x($i) info classchildren] "::x($i)::t ::x($i)::y ::x($i)::z" \
	"info classchildren"
   ::errorCheck [x($i) info children] "::x($i)::t ::x($i)::y ::x($i)::z" \
	"info children"
    ::errorCheck [x($i)::z info classparent] "::x($i)" \
	"info classparent"
    ::errorCheck [x($i)::z info parent] "::x($i)" \
	"info parent"

    ::errorCheck [x($i) info commands t]  "t" "-- MakeClass "
    
    x($i) a
    x($i)::z a
    x($i)::z::t a
    x($i)::z::t move x($i)::z::rt
    x($i)::z::rt a
    ::errorCheck [x($i)::z info commands rt] "rt" \
      "renaming leaf "
    
    x($i)::z move x($i)::rz

    ::errorCheck [x($i) info commands rz] "rz" \
	"renaming node (node itself)"

    ::errorCheck [x($i)::rz info commands rt] "rt" \
	"renaming node (leaf in node)"

    ::errorCheck [x($i)::rz info classchildren] "::x($i)::rz::rt" \
	"info classchildren (2)"
    ::errorCheck [x($i)::rz info children] "::x($i)::rz::rt" \
	"info children (2)"
    ::errorCheck [x($i)::rz::rt info classparent] "::x($i)::rz" \
	"info classparent (2)"
    ::errorCheck [x($i)::rz::rt info parent] "::x($i)::rz" \
	"info parent (2)"

    x($i) move rx 
    ::errorCheck [rx info commands rz] "rz" \
      "renaming root "
    ::errorCheck [info commands rx] "rx" \
      "renaming root "
    rx destroy
  }
}

@ TestX nestingObjects {
  description {Regression test object testing the object nesting feature.}
}
TestX nestingObjects -proc run {{n 20}} {
  for {set i 0} {$i < $n} {incr i} {
    Class C($i)
    
    C($i) instproc testinstproc {} {
      return
    }
    C($i) o
    o proc testproc {} {
      return
    }
    o testproc; o testinstproc
    C($i) o::y
    ::errorCheck [o info commands y] y "creating Nested Object "
    C($i) o::z
    C($i) o::z::t
    C($i) o::t

    ::errorCheck [o info children] "::o::t ::o::y ::o::z" "info children"
    ::errorCheck [o::t info parent] "::o" "info parent"

    ::errorCheck [o info commands t]  t "MakeObject"
    o::z::t move o::z::rt
    ::errorCheck [o::z info commands rt]  rt "renaming leaf"
    o::z move o::rz
    ::errorCheck [o::rz info commands rt] rt "renaming node"
    ::errorCheck [o info commands rz] rz "renaming node"
    o move rx 
    ::errorCheck [rx info commands rz] rz "renaming root " 
    ::errorCheck [info commands rx] rx "renaming root"
    rx destroy
    C($i) destroy
    
    Class A
    A instproc x {a1 args} {
      my set var $a1
    }
    A a
    A a::n -x "1 2 3"
    ::errorCheck [::a::n set var] "1 2 3" "arg passing - init dash"  
  }
}

@ TestX assertions {
  description {Regression test object testing the assertions.}
  }

TestX assertions -proc run {{n 20}} {

  if {!$::nsf::config(assertions)} {
    return
  }

  for {set i 0} {$i < $n} {incr i} {
    Class C($i)

    set r [C($i) invar {
      {$a > 2} {$c < 3} {$d > 5}
      {#a } {#b } 
      }]

    C($i) instinvar {
      {$a > 2} {$c < 3} {$d > 5}
      {#a } {#b } 
    }
    ::errorCheck [C($i) info invar]  {{$a > 2} {$c < 3} {$d > 5} {#a } {#b }} \
      "Class invar " 

    ::errorCheck [C($i) info invar]  {{$a > 2} {$c < 3} {$d > 5} {#a } {#b }} \
      "Class instinvar "

    Object b($i)

    b($i) invar {
      {$a > 2} {$c < 3} {$d > 5}
      {#a} {#b} 
    }
    ::errorCheck [C($i) info invar] {{$a > 2} {$c < 3} {$d > 5} {#a } {#b }} \
      "Object invar " 

    b($i) proc p {a b c} {
      return p
    } {pre1 pre2 pre3} {post1 post2 post3}

    ::errorCheck [b($i) info pre p]  {pre1 pre2 pre3} \
	"Obj proc pre assertion " 
    ::errorCheck [b($i) info post p]  {post1 post2 post3} \
	"Obj proc post assertion " 
    C($i) instproc p {a b c} {
      return p
    } {} {post1 post2 post3}

    ::errorCheck [C($i) info instpre p]  "" \
	"CL proc pre assertion " 
    ::errorCheck [C($i) info instpost p] {post1 post2 post3} \
	"CL proc post assertion "

    C(0) set a 3; C(0) set c 2; C(0) set d 7; C(0) set f 50;
    C(0) check all
    C(0) proc checkit {} {
      C(0) instvar a c d f
      ::errorCheck [my info check] {invar instinvar pre post} \
	"check options != all"
      # turn obj-invar off
      C(0) check {pre post instinvar}
      C(0) set c 10    
      ::errorCheck [my info check] {instinvar pre post} \
	"check options != instinvar pre post"
    } {{$f > 10}} {{$f < 100}}
    C(0) checkit
  }
  for {set i 0} {$i < $n} {incr i} {
    b($i) destroy
    C($i) destroy
  }

  Object b
  b proc p {a b c} {
    return p
  } {pre1 pre2 pre3} {post1 post2 post3}
  ::rename b a
  ::errorCheck [a info pre p]  {pre1 pre2 pre3} \
     "renamed Obj proc pre assertion " 
  ::errorCheck [a info post p]  {post1 post2 post3} \
     "renamed Obj proc post assertion "


  Class Sensor -parameter {{value 1}}
  Sensor instinvar {
   {[regexp {^[0-9]$} [my value]] == 1}
  }   
  Sensor s
  s check all

  Sensor instproc x {} {
    s value
  } {
    {[regexp {^[0-9]$} [my value]] == 1}
  } {}
  s x
  s value

  # inheritance

  Class A -parameter {{x 1} {y 1}}

  A instinvar {{$x == 1}}
      
  A instproc xTo2 args {
    my set x 2
  }
  A instproc yTo2 args {
    my set y 2
  } {} {{$y == 1}}
  A a -check all

  if {![catch {a xTo2} err]} {
    set err "ok"
  } else {
    a check {}
    a set x 1
    a check all
  }
  ::errorCheck $err {Assertion failed check: {$x == 1} in proc 'xTo2'} \
    "inheritance a xTo2"

  if {![catch {a yTo2} err]} {
    set err "ok"
  }
  ::errorCheck $err {Assertion failed check: {$y == 1} in proc 'yTo2'} \
    "inheritance a yTo2"

  Class B -superclass A
  B b -check all

  if {![catch {b xTo2} err]} {
    set err "ok"
  } else {
    b check {}
    b set x 1
    b check all
  }
  ::errorCheck $err {Assertion failed check: {$x == 1} in proc 'xTo2'} \
    "inheritance b xTo2"

  if {![catch {b yTo2} err]} {
    set err "ok"
  }
 ::errorCheck $err {Assertion failed check: {$y == 1} in proc 'yTo2'} \
					 "inheritance b yTo2"
 
 a destroy     
}

@ TestX filterAddRemove {
  description {Regression test object testing adding/removing of filters.}
}
TestX filterAddRemove -proc run {{n 20}} {

  set ::filterCount 0
  for {set i 0} {$i < $n} {incr i} {
    Class SA($i)
    Class SB($i) 
    Class SC($i) -superclass [list SB($i) SA($i)]
    SA($i) instproc fa args {
      incr ::filterCount
      my set x 150
      set r [next]
      lappend ::result "$r-[self class]::[self proc]"
      return $r
    }
    SA($i) instproc f2 args {
      incr ::filterCount
      my set x 150
      set r [next]
      lappend ::result "$r-[self class]::[self proc]"
      return $r
    }
    SB($i) instproc f2 args {	    
      incr ::filterCount
      my set x 150
      set r [next]
      lappend ::result "$r-[self class]::[self proc]"
      return $r
    }
    SB($i) instproc fb args {
      incr ::filterCount
      my set x 150
      set r [next]
      lappend ::result "$r-[self class]::[self proc]"
      return $r
    }
    SC($i) instproc fc args {
      incr ::filterCount
      my set x 150
      set r [next]
      lappend ::result "$r-[self class]::[self proc]" 
      return $r
    }
    SC($i) instfilter fc
    SB($i) instfilter {fb f2}
    SA($i) instfilter {fa f2}
    Class T
    T proc s {} { return } 
    Class Filtered${i} -superclass SC($i)
    Filtered${i} instproc testfilter args {
      incr ::filterCount
      T s
      set r [next]
      lappend ::result "$r-[self class]::[self proc]"
      return $r
    }
    Filtered${i} instfilter testfilter
    Filtered${i} instproc a args {
      return "in a"
    }
    Filtered${i} f${i}
    set ::result ""
    set erg [f${i} a]
    ::errorCheck $::result \
        "{in a-::SA($i)::f2} {in a-::SA($i)::fa} {in a-::SB($i)::f2} {in a-::SB($i)::fb} {in a-::SC($i)::fc} {in a-::Filtered${i}::testfilter}" \
        "Filter Test - add"
    SC($i) instfilter {}
    SB($i) instfilter fb
    SA($i) instfilter {}
    set ::result ""
    set erg [f${i} a]
    ::errorCheck $::result "{in a-::SB($i)::fb} {in a-::Filtered${i}::testfilter}" \
        "Filter Test - remove"

    f${i} proc procFilter args {
      return "[next]-[self class]::[self proc]" 
    }
    f${i} filter {fa f2 procFilter}

    set ::result ""
    set erg [f${i} a]
    ::errorCheck $::result "{in a-::SB($i)::fb} {in a-::Filtered${i}::testfilter} {in a-::procFilter-::SB($i)::f2} {in a-::procFilter-::SA($i)::fa}" \
        "Obj Filter Test call three filter + instfilter"

    ::errorCheck [f${i} info filter]-[SB($i) info instfilter]-[SC($i) info instfilter] \
        "fa f2 procFilter-::procFilter-fb-" \
        "filter infos"

    ::errorCheck [f${i} filtersearch fa]-[f${i} filtersearch fb]-[f${i} filtersearch procFilter] \
        "::SA($i) instproc fa-::procFilter-::SB($i) instproc fb-::procFilter-::f${i} proc procFilter-::procFilter" \
        "filtersearch"

    Filtered${i} instfilter {}
    SB($i) instfilter {}

    set ::result ""
    set erg [f${i} a]
    ::errorCheck $::result \
        "{in a-::procFilter-::SB($i)::f2} {in a-::procFilter-::SA($i)::fa}" \
        "only obj filter"

    f${i} filter {}
    set ::result ""
    set erg [f${i} a]
    ::errorCheck $erg "in a" \
        "obj filter remove"
  }

  for {set i 0} {$i < $n} {incr i} {
    SA($i) destroy
    SB($i) destroy
    SC($i) destroy
  }

  ::errorCheck $::filterCount 960 \
      "Filter Test  - Filter Count -- Got: $::filterCount"
  
  #
  # instvar test
  #

  Object o
  o set x 1
  Object o1
  o1 set x 11
  Object o2
  o2 proc t {} {
    # multiple imports for existing (x) and not existing vars (y)
    o instvar x y
    append result "x: $x "
    append result "y: ie [info exists y] me [my exists y] " \
        "iv '[info vars y]' oe [o exists y] oiv '[o info vars y]' // "
    set y 100
    append result "y: ie [info exists y] me [my exists y] " \
        "iv '[info vars y]' oe [o exists y] oiv '[o info vars y]'"
    ::errorCheck $result \
        "x: 1 y: ie 0 me 0 iv 'y' oe 0 oiv '' // y: ie 1 me 0 iv 'y' oe 1 oiv 'y'" \
        "instvar test 1 failed"
    set result ""
    o1 instvar x y
    append result "x: $x "
    append result "y: ie [info exists y] me [my exists y] " \
        "iv '[info vars y]' oe [o1 exists y] oiv '[o1 info vars y]' // "
    set y 101
    append result "y: ie [info exists y] me [my exists y] " \
        "iv '[info vars y]' oe [o1 exists y] oiv '[o1 info vars y]'"
    ::errorCheck $result \
        "x: 11 y: ie 0 me 0 iv 'y' oe 0 oiv '' // y: ie 1 me 0 iv 'y' oe 1 oiv 'y'" \
        "instvar test 2 failed"
  }

  o2 t

  o destroy
  o1 destroy
  o2 destroy

  global filterResult
  set filterResult ""

  Object a -requireNamespace
  a set o 12
  a set p 13
  Class A
  A set m 14

  Object instproc f args {
    global filterResult
    a instvar o p
    A instvar m
    ::append filterResult " [self] [self calledproc] [self callingproc]"
    ::append filterResult " $o $p $m"
    next
  }

  proc x {} {
    set ::a::e xxx
  }

  Object instfilter f

  x

  ::errorCheck $::a::e xxx \
      "filterAddRemove: instvar test -- proc set failed"
  a set e yyy

  ::errorCheck $::a::e yyy \
      "filterAddRemove: instvar test -- obj set failed"
  
  ::errorCheck $filterResult " ::A instvar f 12 13 14 ::a set run 12 13 14" \
      "filterAddRemove: instvar test -- instvar filter failed"

  Object instfilter ""   

  Object instproc f args {
    next
  }          
  Object instfilter f

  ::errorCheck [Object o] "::o" \
    "filterAddRemove: Object creation with filter" 

  # This produces a bug, if not 
  # RUNTIME_STATE(in)->returnCode = TCL_OK; 
  # in ObjDispatch -> UNKNOWN handling */
  # abrupt stop of program because result is set to XOTCL_UNKNOWN
  # instead of TCL_ERROR, as it should be
  catch {puts ${ZZZZZZZZZZZZZZZ::ZZZZZ}}

  o set r 43

  ::errorCheck [o set r] "43" \
    "filterAddRemove: Object creation with filter: setting var" 

  Object instfilter ""

  # test for CmdListReplaceCmd
  set ::r ""
  Class A
  A instproc f2 args {lappend ::r [self class]-[self proc]; next} 
  Class C -superclass A
  Class D -superclass C
  D instfilter {f2}
  D d
  d filter {f2}
  C instproc f2 args {lappend ::r [self class]-[self proc]; next}
  set ::r "" 
  d set r 1
  
  ::errorCheck $::r "::C-f2 ::A-f2" \
      "filter method addition" 

  o proc m {} {
  }
  o proc f args {
    my incr count
    next
  }
  o set count 0
  o filter f
  o m
  ::errorCheck [o set count] 2 "filter count" 
  o filter ""
  set filterstate [::nsf::configure filter off]
  o set count 0
  o m
  ::errorCheck [o set count]-$filterstate 0-1 "filter off + old state" 
  o filter ""
  ::nsf::configure filter on

  set ::r ""
  Object instproc f args {
    set r [next]
    lappend ::r [self]-[self calledproc]
    return $r
  }

  Class D
  D filter f
  D d1
  ::errorCheck $::r "::D-d1 ::D-alloc ::D-objectparameter ::D-create ::D-unknown" \
      "filter state after next" 
  Object instproc f {} {}
  D destroy
}

@ TestX filterClassChange {
    description {Regression test object testing class changes of filters.}
}
TestX filterClassChange -proc run {{n 20}} {
    for {set i 0} {$i < $n} {incr i} {
	Class A($i)
	Class B

	A($i) instproc f args {
	    set result pre*[self]*[self proc]*$args
	    lappend result [next] post*[self]*[self proc]
	    return $result
	}
	
	A($i) o($i)	
	o($i) proc change {} {
	    my class B
	}
	o($i) proc call {} {
	    return in-call
	} 
	
	A($i) instfilter f
	
	set erg [o($i) call]
        ::errorCheck $erg "pre*::o($i)*f* in-call post*::o($i)*f" \
	    "Filter Class Change -- Call before change"	
	o($i) change

	set erg [o($i) call]
	::errorCheck $erg "in-call" \
	    "Filter Class Change -- Call after change"
      # testing deleting a filter proc
      Class F
      F instproc testf args {return filtered}
      F instfilter testf
      F f1
      ::errorCheck [f1 set r 45] "filtered" "Deleting a filter proc ... before"
      F instproc testf {} {}
      ::errorCheck [f1 set r 45] "45" "Deleting a filter proc ... after"

      # testing remove a superclass
      Class F1
      Class F2 -superclass F1
      Class F3 -superclass F2

      F1 instproc testf args {
        set r [next]
        lappend ::result $r-filtered
        return $r
      }
      F2 instproc testf2 args {
        set r [next]
        lappend ::result $r-filtered
        return $r
      }
      F3 instfilter {testf testf2}
      F3 f2

      set ::result ""
      ::errorCheck [f2 filtersearch testf2] "::F2 instproc testf2" "filtersearch 2"

      set ::result ""
      f2 set r 45
      ::errorCheck $::result "45-filtered 45-filtered" \
	  "Removing a superclass ... before"

      F3 superclass [F1 info superclass]

      set ::result ""
      ::errorCheck [f2 filtersearch testf2] "" "filtersearch 2 after"

      set ::result ""
      ::errorCheck [f2 set r 45] "45" "Class F2 removed from classtree ... after"
    }
    B destroy
    for {set i 0} {$i < $n} {incr i} {A($i) destroy}
}

@ TestX filterGuards {
    description {Regression test object testing filter guards.}
}
TestX filterGuards -proc run {{n 20}} {
    global filterResult

    for {set i 0} {$i < $n} {incr i} {
      set ::filterResult ""
      Class A
      A instproc f2 args {
        global filterResult
        append filterResult "-[self]-[self proc]-[self class]-[self calledproc]"
	next
      }
      Class B -superclass A
      B instproc f1 args {
        global filterResult
        append filterResult "-[self]-[self proc]-[self class]-[self calledproc]"
	next
      }
      B instproc f3 args {
        global filterResult
        append filterResult "-[self]-[self proc]-[self class]-[self calledproc]"
	next
      }
      B instproc f01 args { append ::filterResult 1; next }
      B instproc f02 args { append ::filterResult 2; next }
      B instfilter {{f1 -guard "1 2 3"}} ;# guard with error
      set r [catch {B b}]
      ::errorCheck $r-$filterResult "1-" "Filter guard: Filter guard with error"
      #b destroy

      set ::filterResult ""
      B instfilter {f01 {f02 -guard "a b"}}
      set r [catch {B b}]
      ::errorCheck $r-$filterResult "1-1" "Filter guard: Filter guard with error via next"

      set ::filterResult ""
      B instfilter {{f1 -guard "1<0"}} ;# failing guard
      B b
      ::errorCheck $filterResult "" "Filter guard: Filter never to be applied"
      b destroy

      A instproc f1 args {
        global filterResult
        append filterResult "-[self]-[self proc]-[self class]-[self calledproc]"
	next
      }
      set filterResult ""
      B b
      ::errorCheck $filterResult "" \
	    "Filter guard: Filter never to be applied + filter inheritance on this filter"
      # filter w/o guard -> has to be applied
      A instfilter f1
      b destroy

      set filterResult ""
      B b

      set r1 "-::b-f1-::A-configure-::b-f1-::A-residualargs-::b-f1-::A-init"
      set r2 "-::b-f1-::A-configure-::b-f1-::A-init"
      ::errorCheck $filterResult $r2 \
          "Filter guard: two different filters, same name + different class, one guarded, one not"

      # two filter w/o guard -> both have to be applied
      B instfilter f1
      b destroy

      set filterResult ""
      B b
      set r1 "-::b-f1-::B-configure-::b-f1-::A-configure-::b-f1-::B-residualargs-::b-f1-::A-residualargs-::b-f1-::B-init-::b-f1-::A-init"
      set r2 "-::b-f1-::B-configure-::b-f1-::A-configure-::b-f1-::B-init-::b-f1-::A-init"
      ::errorCheck $filterResult $r2 \
          "Filter guard: two different filters, both not guarded anymore"

      # three filters with guards, not to be applied, in one chain
      b destroy
      A instfilter {}
      B instfilter {{f1 -guard {0}} {f3 -guard {0}} {f2 -guard {0}}}
      set filterResult ""
      B b
      ::errorCheck $filterResult "" "Filter guard: three filters in one chain"

      # three times the same filter --> guards are and-combined
      set filterResult ""
      B instfilter {{f2 -guard {[self calledproc] eq "set" || [self] == "::b2"}}}
      A instfilter {{f2 -guard {[self] == "::b2"}}}
      B b1 
      B b2
      if {$i == 0} {
        set r1 "-::b2-f2-::A-configure-::b2-f2-::A-residualargs-::b2-f2-::A-init"
        set r2 "-::b2-f2-::A-configure-::b2-f2-::A-init"
	::errorCheck $filterResult $r2 \
	  "Filter guard: creation with less restrictive guards"
      } else {
        set r1 "-::b2-f2-::A-cleanup-::b2-f2-::A-configure-::b2-f2-::A-residualargs-::b2-f2-::A-init"
        set r2 "-::b2-f2-::A-cleanup-::b2-f2-::A-configure-::b2-f2-::A-init"
	::errorCheck $filterResult $r2 \
	  "Filter guard: creation with less restrictive guards (b)"
      }

      set filterResult ""
      b1 set x 45
      ::errorCheck $filterResult "-::b1-f2-::A-set" \
	"Filter guard: setting restricted object"

      set filterResult ""
      b1 info class
      ::errorCheck $filterResult "" \
	"Filter guard: info restricted object (no guard applies)"

      set filterResult ""
      b2 info class
      ::errorCheck $filterResult "-::b2-f2-::A-info" \
	"Filter guard: setting restricted object (2nd guard applies)"
      
      b1 filter {{f2 -guard {[self calledproc] eq "info"}}}

      set filterResult ""
      b1 proc a {} {
	#
      }
      ::errorCheck $filterResult "" \
	"Filter guard: proc on restricted object (no guard applies)"

      set filterResult ""
      b1 info class
      ::errorCheck $filterResult "-::b1-f2-::A-info" \
	"Filter guard: info filtered by object filter guard"

      # checking infos
      ::errorCheck [b1 info filterguard f2]-[B info instfilterguard f2]-[A info instfilterguard f2] \
	{[self calledproc] eq "info"-[self calledproc] eq "set" || [self] == "::b2"-[self] == "::b2"} \
	"Filter guard: info filtered by object filter guard"

      # checking info -guards option
      Class A
      A instproc f1 args {next}
      A instproc fx args {next}
      Class B -superclass A
      B instproc f1 args {next}
      B instproc f2 args {next}
      B b
      B instfilter {{f1 -guard {[self] eq "::b"}} {f2 -guard 0} f1}
      b filter {{f1 -guard {[self] eq "::b"}} {f2 -guard 0}}

      ::errorCheck [B info instfilter] {f1 f2} "info filter order a"
      ::errorCheck [B info instfilter -guards] {f1 {f2 -guard 0}} "info filter order b"
      ::errorCheck [b info filter] {f1 f2} "info filter order c"
      ::errorCheck [b info filter -guards] {{f1 -guard {[self] eq "::b"}} {f2 -guard 0}} "info filter order d"

      A instfilter {f1 fx}
      A a
      a proc x args {next}
      a filter x

      ::errorCheck [b info filter -order] \
	  "{::B instproc f1} {::B instproc f2} {::A instproc f1} {::A instproc fx}" "info filter-order- 2a"
      ::errorCheck [a info filter -order] \
	  "{::a proc x} {::A instproc f1} {::A instproc fx}" "info filter-order- 2b"

      ::errorCheck [b info filter -order]-[a info filter -order] "{::B instproc f1} {::B instproc f2} {::A instproc f1} {::A instproc fx}-{::a proc x} {::A instproc f1} {::A instproc fx}" \
	{[self] -- Filter guard: -order option}

      ::errorCheck [b info filter -order -guards] {{f1 -guard {[self] eq "::b"}} {f2 -guard 0}} \
          "filter order guards 1"
      ::errorCheck [a info filter -order -guards] {x} \
          "filter order guards 2"

	Class Foo
	Foo instproc init {args} {my set bar hello}
	Foo instproc baz {args} {
	    my instvar bar
	    return $bar
	}
	Foo instproc myFilter {args} {
	    lappend ::r myFilter->[self calledproc]
            my set r 4
	    next
	}
	Foo instfilter myFilter
	Foo instfilterguard myFilter { ([self calledproc] eq "baz") }
	Foo instfilterguard myFilter { ([self calledproc] eq "baz") }
	set f [Foo new]
	$f baz
	::errorCheck [$f baz] "hello" {Filter guard from method call}
	Foo instfilterguard myFilter {}

	set ::r ""
	Foo create f
	f filter myFilter
	f filterguard myFilter { ([self calledproc] eq "baz") }
	lappend ::r [f baz] [f set r 1]
	f filterguard myFilter {}
	lappend ::r [f baz] [f set r 1]
      set r1 [list myFilter->configure myFilter->residualargs myFilter->init myFilter->set myFilter->filter myFilter->filterguard myFilter->baz hello 1 myFilter->baz myFilter->instvar myFilter->set hello 1]
      set r2 [list myFilter->configure myFilter->init myFilter->set myFilter->filter myFilter->filterguard myFilter->baz hello 1 myFilter->baz myFilter->instvar myFilter->set hello 1]
      ::errorCheck $::r $r2 "Filter guard from method call"
	f destroy

	Class Room
	Room instproc open {} {lappend ::r [self proc]}
	Room instproc x {} {lappend ::r [self proc]}
	Room instproc loggingFilter args {
	    lappend ::r [self proc]-[self calledproc]
	    next
	} 
	Room instproc callsMethod {method calledproc} {
	    return [string match $calledproc $method]
	}
	Room instproc callsLevel2 {} {
	    set level [self guardedlevel]
	    lappend ::r $level 
	    set calledproc [uplevel $level self calledproc]
            lappend ::r $calledproc
	}
	Room instfilter loggingFilter
	Room instfilterguard loggingFilter {[my callsMethod open [self calledproc]]}

	Room r

        set ::r ""

	r open
        r x
	::errorCheck $::r "loggingFilter-open open x" {info guarded scope}
    }
}


@ TestX mixinGuards {
    description {Regression test object testing mixin guards.}
}
TestX mixinGuards -proc run {{n 20}} {
    set ::r ""
    Class Fly
    Fly instproc fly {} {lappend ::r  "[my signature]: yippee, fly like an eagle!"}

    Class Sing
    Sing instproc sing {} {lappend ::r "[my signature]: what a difference a day make"}

    Class Animal -parameter age
    Animal instproc unknown args { lappend ::r "[my signature]: how should i $args?"}
    Animal instproc signature {} {
	return "[self] [my info class] ([my age] years)"
    }

    Class Bird -superclass Animal
    Class Penguine -superclass Bird
    Class Parrot -superclass Bird
    Class Duck -superclass Bird

    Parrot tweedy -age 1
    Penguine pingo -age 5
    Duck donald -age 4
    Parrot lora -age 6

    Bird instmixin {{Fly -guard {[my age]>2 && ![my istype Penguine]}} Sing}

    foreach bird {tweedy pingo donald lora} { $bird fly }

    ::errorCheck [set ::r] [list \
	{::tweedy ::Parrot (1 years): how should i fly?} \
        {::pingo ::Penguine (5 years): how should i fly?} \
        {::donald ::Duck (4 years): yippee, fly like an eagle!} \
        {::lora ::Parrot (6 years): yippee, fly like an eagle!}] \
	{Simple Instmixin Guard}

    set ::r ""
    tweedy age 3
    pingo class Duck
    lora class Penguine
    foreach bird {tweedy pingo donald lora} { $bird fly }

    ::errorCheck [set ::r] [list \
        {::tweedy ::Parrot (3 years): yippee, fly like an eagle!} \
	{::pingo ::Duck (5 years): yippee, fly like an eagle!} \
        {::donald ::Duck (4 years): yippee, fly like an eagle!} \
	{::lora ::Penguine (6 years): how should i fly?}] \
	{Simple Instmixin Guard ... Class Change}

    set ::r ""
    pingo mixin {{Fly -guard {[my age]>2}} Sing}
    foreach i {
	{Bird info instmixin -guards}
	{pingo info mixin -guards}
	{pingo info mixin -order -guards}} {
	lappend ::r "$i [eval $i]"
    }

    ::errorCheck [set ::r] [list \
	{Bird info instmixin -guards {::Fly -guard {[my age]>2 && ![my istype Penguine]}} ::Sing} \
        {pingo info mixin -guards {::Fly -guard {[my age]>2}} ::Sing} \
	{pingo info mixin -order -guards {::Fly -guard {[my age]>2}} ::Sing}] \
	{Simple Instmixin Guard ... Info}

    set ::r ""
    Class POM-start
    Class POM-end
    Class PCM-start
    Class PCM-end
    pingo mixin {POM-start {Fly -guard {[my age]>2}} Sing POM-end}
    Bird instmixin {PCM-start {Fly -guard {[my age]>2 && ![my istype Penguine]}} Sing PCM-end}

    pingo class Penguine
    foreach i {
      {Bird info instmixin -guards} 
      {pingo info mixin -guards}
      {pingo info mixin -order -guards}} {
      lappend ::r "$i [eval $i]"
    }

  ::errorCheck [Bird info instmixin -guards] \
	{::PCM-start {::Fly -guard {[my age]>2 && ![my istype Penguine]}} ::Sing ::PCM-end} pingo1
  ::errorCheck [pingo info mixin -guards] \
	{::POM-start {::Fly -guard {[my age]>2}} ::Sing ::POM-end} pingo2
  ::errorCheck [pingo info mixin -order -guards] \
	{::POM-start {::Fly -guard {[my age]>2}} ::Sing ::POM-end ::PCM-start ::PCM-end} pingo3

    set ::r ""
    pingo fly
    ::errorCheck [set ::r] [list \
	{::pingo ::Penguine (5 years): yippee, fly like an eagle!}] \
	{Same Mixin Guard ... most specific counts}


    set ::r ""
    Animal a -set age 20
    a mixin Fly
    a mixinguard ::Fly {[my age] > 3}
    a fly
    lappend ::r [a info mixin -guards]
    lappend ::r [a info mixin -order -guards]
    a set age 2
    a fly
    a mixinguard ::Fly {[my age] > 4}
    a fly
    set info ""
    lappend info [a info mixinguard Fly] 
    lappend ::r [a info mixin -guards]
    lappend ::r [a info mixin -order -guards]
    a mixinguard ::Fly {}
    a fly
    lappend ::r [a info mixin -guards]
    lappend info [a info mixinguard Fly] 
    lappend ::r [a info mixin -order -guards]

  ::errorCheck [set ::r] [list \
	{::a ::Animal (20 years): yippee, fly like an eagle!} \
	{{::Fly -guard {[my age] > 3}}} {{::Fly -guard {[my age] > 3}}} \
	{::a ::Animal (2 years): how should i fly?} \
	{::a ::Animal (2 years): how should i fly?} \
	{{::Fly -guard {[my age] > 4}}} {{::Fly -guard {[my age] > 4}}} \
	{::a ::Animal (2 years): yippee, fly like an eagle!} \
	::Fly ::Fly] \
	{mixinguard method}

    set ::r ""
    Class A -superclass Animal
    A a -set age 20
    A instmixin Fly
    A instmixinguard ::Fly {[my age] > 3}
    lappend info [A info instmixinguard ::Fly]
    a fly
    lappend ::r [A info instmixin -guards]
    lappend ::r [a info mixin -order -guards]
    a set age 2
    a fly
    A instmixinguard ::Fly {[my age] > 4}
    lappend info [A info instmixinguard ::Fly]
    a fly
    lappend ::r [A info instmixin -guards]
    lappend ::r [a info mixin -order -guards]
    A instmixinguard ::Fly {}
    lappend info [A info instmixinguard ::Fly]
    a fly
    lappend ::r [A info instmixin -guards]
    lappend ::r [a info mixin -order -guards]

  ::errorCheck [set ::r] [list \
	{::a ::A (20 years): yippee, fly like an eagle!} \
	{{::Fly -guard {[my age] > 3}}} {{::Fly -guard {[my age] > 3}}} \
	{::a ::A (2 years): how should i fly?} \
	{::a ::A (2 years): how should i fly?} \
	{{::Fly -guard {[my age] > 4}}} {{::Fly -guard {[my age] > 4}}} \
	{::a ::A (2 years): yippee, fly like an eagle!} \
	::Fly ::Fly] \
	{instmixinguard method}

  ::errorCheck [set info] [list {[my age] > 4} {} {[my age] > 3}  \
				 {[my age] > 4} {} ] {info (inst)mixinguard}

  Class create C
  C method foo {} {return 0}
  Class create M
  M method foo {} {return 1}
  Class create M1
  M1 method foo {} {return 2}
  C c1 -mixin {M}
  ::errorCheck [c1 foo] 1 "no mixin guard"

  C c1 -mixin {{M -guard {0>1}}}
  ::errorCheck [c1 foo] 0 "mixin guard prevents call"

  C c1 -mixin {{M -guard {0 1 2}}}
  ::errorCheck [catch {c1 foo}] 1 "mixin guard with error"

  M method foo {} {next}
  C c1 -mixin {M {M1 -guard {a b c}}}
  ::errorCheck [catch {c1 foo}] 1 "mixin guard with error in next"
  c1 destroy
  C destroy
  M destroy
  M1 destroy
}

@ TestX filterSimpleObserver {
  description {Regression test object testing a simple observer using filters.
  }
}
TestX filterSimpleObserver -proc run {{n 20}} {
    set ::filterCount 0
    for {set i 0} {$i < $n} {incr i} {
        set ::filterResult [list]
        Class NetAccess$i
	Class Http$i -superclass NetAccess$i
	Class TransferDialog$i

	TransferDialog$i proc addObserver cl {
	    $cl instproc observerFilter args {
              set calledMethod [self calledproc]
              set callingClass [my info class]
              incr ::filterCount
              set result [next]
              
              my set r 34
              
              foreach var {args calledMethod callingClass result} {
                if {[info vars $var] != $var} {
                  puts stderr "[self] -- Simple Observer - info vars in filter"
                  exit
                }
		}
              
              lappend ::filterResult [self]-[self class]-[my info class]-$args-[self calledproc]-[self callingproc]-$result
              return $result
	    }
	    $cl instfilter observerFilter
	}

	TransferDialog$i instproc show {i} {
	    next
	    TransferDialog${i} addObserver NetAccess$i
	    [self class] instvar observingObjects
	    lappend observingObjects(::NetAccess$i) [self]
	}

	Http$i parameter {a be bu}
	Http$i instproc path x    { my set path $x }

	Http$i instproc query x   { 
	    my set [self proc] $x 
	}
	Http$i instproc init {args} { 
	    my set url abc
	    next
	    my instvar query path bu
	    if {![info exists query] || 
		![info exists path] || 
		![info exists bu] || 
		$query ne "q"} { 
		puts stderr "FAILED - [self] -- Simple Observer - Variable Init"; exit
	    }
	}

  	Http$i instproc GET {x} {
	    my instvar query url path
	    if {[info exists query]} {
		append url ?$query
		append path ?$query
	    }
	set ::baseLevel [info level]


	if {0 != [info level] - $::baseLevel} {
		puts stderr "FAILED - [self] -- Simple Observer - info level in filtered proc\n\
                 expected 0, got [expr {[info level] - $::baseLevel}]"
		exit
	    }
	    foreach var {x path query url} {
		if {[info vars $var] != $var} {
		puts stderr "FAILED - [self] -- Simple Observer - info vars in filtered proc"; 
		    exit
		}
	    }
	    return $url
	}
	
	TransferDialog$i t($i)
	t($i) show $i

	Http$i h($i) -query q -path p -bu b
        set ::filterResult [list]
	set erg [h($i) GET 1]
      ::errorCheck $erg "abc?q" \
	    "Simple Observer - Filter Return"
      ::errorCheck $::filterResult "{::h($i)-::NetAccess$i-::Http$i-query url path-instvar-GET-} ::h($i)-::NetAccess$i-::Http$i-1-GET-run-abc?q" \
	    "Simple Observer - Filter Return"
    }
    for {set i 0} {$i < $n} {incr i} {
	NetAccess$i instfilter {}
		
	h($i) destroy  
	t($i) destroy
	
	Http$i  destroy
	NetAccess$i destroy
	TransferDialog$i destroy
    }

    ::errorCheck  $::filterCount 240 \
	"Simple Observer - Filter Count" 
}



@ TestX stdargs {
  description {
    Regression test object testing the ability of the next primitive to pass
    arguments without naming them.
  }
}
TestX stdargs -proc run {{n 20}} {
  for {set i 0} {$i < $n} {incr i} {
    Class C
    Class D
    Class A -superclass {C D}
    Class B -superclass A
    
    C instproc t {} {
      next
      return
    }
    D instproc t args {
      ::errorCheck $args "" --noArgs
      next
      return
    }
    
    A instproc t {a b args} {
      if {$a != 1 || $b != 2 || $args != {3 4 5 6 7 8 9}} {
	puts stderr "FAILED - [self] -- StdArgs not computed"; exit
      }	
      next --noArgs
      return 
    }
    
    B instproc t {a b args} {
      if {$a != 1 || $b != 2 || $args != {3 4 5 6 7 8 9}} {
	puts stderr "FAILED -[self] -- StdArgs not computed"; exit
      }		
      next 
      return
    }

    B x
    x t 1 2 3 4 5 6 7 8 9
  }
  foreach o {x A B C D} {$o destroy}

}


@ TestX filterInfo {
  description{
    Regression test object testing introspection of filters.
  }
}

TestX filterInfo
# Helper Procs
proc ::showStack {{m 100}} {
  set r ""
  set max [info level]  
  if {$m<$max} {set max $m}
  for {set i 0} {$i < $max} {incr i} {
    set r ${r}-$i=[info level [expr -$i]]
  }
  return $r
}
proc ::showCall {} {
  set n ""
  for {set level -1} {1} {incr level -1} {
    set p [info level $level]
    if {[lindex $p 0] eq "next"} {set n "next:"} break
  }
  return [showStack]
}

filterInfo proc run {{n 20}} {
  # TODO for now, deactivated, since different configure-semantics leads to very different traces"
  return

    for {set i 0} {$i < $n} {incr i} {
	global FInfo
	set FInfo ""

	Class FI

	FI proc addFilter {classname} {
	    $classname 	instproc infoFilter args {
	      global FInfo
	      lappend FInfo \
		  [list callingclass [self callingclass] \
		       filterreg     [self filterreg] \
		       callingobject [self callingobject] \
		       callingproc   [self callingproc] \
		       calledproc    [self calledproc]]
	      set r [next]
	      lappend FInfo \
		  [list self [self] proc [self proc] class [self class] \
		       infoclass [my info class] r $r]
	      return $r
	    }
	    $classname instfilter infoFilter
	}

	Class C0
	FI addFilter C0
	C0 instproc m1 {} {
	    my instvar aa bb cc
	    set cc 1
	}
	
	Class C1 -superclass C0
	C1 instproc init args {
	    my set a 1
	    my set c 22
	    next
	}
	C1 instproc m1 args {
	    set r [next]
	    my instvar a b cc
	    return $r--${a}--[set cc]
	}
	set safedObjFilters [Object info filter]
	Object instfilter "" 
      	C1 c1
	Object instfilter $safedObjFilters

      if {$i == 0} {
	::errorCheck "$FInfo" \
	    "{callingclass {} filterreg {::C0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc configure} {callingclass {} filterreg {::C0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc residualargs} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}} {callingclass {} filterreg {::C0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc init} {callingclass ::C1 filterreg {::C0 instfilter infoFilter} callingobject ::c1 callingproc init calledproc set} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r 1} {callingclass ::C1 filterreg {::C0 instfilter infoFilter} callingobject ::c1 callingproc init calledproc set} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r 22} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}}" \
	    "Wrong filtering of instproc creation C/C1"
      } else {
	::errorCheck "$FInfo" \
	    "{callingclass {} filterreg {::C0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc cleanup} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}} {callingclass {} filterreg {::C0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc configure} {callingclass {} filterreg {::C0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc residualargs} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}} {callingclass {} filterreg {::C0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc init} {callingclass ::C1 filterreg {::C0 instfilter infoFilter} callingobject ::c1 callingproc init calledproc set} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r 1} {callingclass ::C1 filterreg {::C0 instfilter infoFilter} callingobject ::c1 callingproc init calledproc set} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r 22} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}}" \
	"Wrong filtering of instproc creation C/C1 (b)"
      }

	set FInfo ""
	set result [c1 m1]

	::errorCheck $FInfo \
	    "{callingclass {} filterreg {::C0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc m1} {callingclass ::C0 filterreg {::C0 instfilter infoFilter} callingobject ::c1 callingproc m1 calledproc instvar} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}} {callingclass ::C1 filterreg {::C0 instfilter infoFilter} callingobject ::c1 callingproc m1 calledproc instvar} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r {}} {self ::c1 proc infoFilter class ::C0 infoclass ::C1 r 1--1--1}" \
	    "Wrong filtering of c1 m1"

	set FInfo ""

	::errorCheck $result \
	  "1--1--1" "Wrong return result of Filter Example 2 'c1 m1' "


      Class T0
      FI addFilter T0
      T0 instproc m {} {
	set e -0=showStack-1=showCall-2=m-3=m-4=m-5=run-6=run
	if {[string first $e [showCall]] == -1} {    
	  puts stderr "FAILED - Wrong calling stack in T0 m: [showCall]"
	  puts stderr "expected = '$e'"
	  puts stderr "got      = '[showCall]'"
	  exit
	}
	return [self]-[self proc]-[self class]-[my info class] 
      }	
      Class T1 -superclass T0
      T1 instproc m {} {
	set e 0=showStack-1=showCall-2=m-3=m-4=run-5=run
	if {[string first $e [showCall]] == -1} {
	  puts stderr "FAILED - Wrong calling stack in T1 m: [showCall]"
	  puts stderr "expected = '$e'"
	  puts stderr "got      = '[showCall]'"
	  exit
	}	  
	
	set r1 before-[self]-[self proc]-[self class]-[my info class] 
	set r2 [next]
	set r after-[self]-[self proc]-[self class]-[my info class]-${r1}-$r2
      }
      T1 t
      
      set FInfo ""
      set result [t m]
      ::errorCheck $FInfo \
	    "{callingclass {} filterreg {::T0 instfilter infoFilter} callingobject ::filterInfo callingproc run calledproc m} {callingclass ::T1 filterreg {::T0 instfilter infoFilter} callingobject ::t callingproc m calledproc info} {self ::t proc infoFilter class ::T0 infoclass ::T1 r ::T1} {callingclass ::T0 filterreg {::T0 instfilter infoFilter} callingobject ::t callingproc m calledproc info} {self ::t proc infoFilter class ::T0 infoclass ::T1 r ::T1} {callingclass ::T1 filterreg {::T0 instfilter infoFilter} callingobject ::t callingproc m calledproc info} {self ::t proc infoFilter class ::T0 infoclass ::T1 r ::T1} {self ::t proc infoFilter class ::T0 infoclass ::T1 r after-::t-m-::T1-::T1-before-::t-m-::T1-::T1-::t-m-::T0-::T1}" \
	    "Wrong filtering of t m"
      
      set FInfo ""	
      ::errorCheck $result \
	    "after-::t-m-::T1-::T1-before-::t-m-::T1-::T1-::t-m-::T0-::T1" \
	    "Wrong return result of Filter Example 2 \"t m\" "
    }
    c1 destroy

    for {set i 0} {$i < $n} {incr i} {
      global InfoTraceResult

      Object instfilter ""
      Object InfoTrace

      InfoTrace proc createInfoTrace cl {
	$cl instproc infoTraceFilter args {
	  global InfoTraceResult
	  ::set r [next]
	  ::lappend InfoTraceResult [list \
					 $r-[self]-[self proc]-[self class] \
					 [my info class]-[self calledproc] \
					 [self callingproc]-[self callingobject] \
					 [self callingclass]-[self filterreg]]
	  return $r
	}
	$cl instfilter infoTraceFilter
      }        
      Class ObjectsClass       
      ObjectsClass anObject
      Class aClass
      ObjectsClass instproc aProc {} {aClass create anotherObject}
      InfoTrace createInfoTrace Object
      set InfoTraceResult ""
      set r [anObject aProc]
      if {$i > 0} {
	::errorCheck $InfoTraceResult \
	    "{::aClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anotherObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {-::anotherObject-infoTraceFilter-::xotcl::Object ::aClass-cleanup aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::aClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anotherObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {-::anotherObject-infoTraceFilter-::xotcl::Object ::aClass-residualargs aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::aClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anotherObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {-::anotherObject-infoTraceFilter-::xotcl::Object ::aClass-configure aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::aClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anotherObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {-::anotherObject-infoTraceFilter-::xotcl::Object ::aClass-init aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::xotcl::Class-::xotcl::classInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, classchildren, classparent, commands, default, filter, filterguard, forward, hasnamespace, heritage, info, instances, instargs, instbody, instcommands, instdefault, instfilter, instfilterguard, instforward, instinvar, instmixin, instmixinguard, instmixinof, instnonposargs, instparametercmd, instpost, instpre, instprocs, invar, is, method, methods, mixin, mixinguard, mixinof, nonposargs, parameter, parametercmd, parent, post, pre, precedence, procs, slotobjects, slots, subclass, superclass, vars-class} info-::aClass {::xotcl::Class-::xotcl::Object instfilter infoTraceFilter}} {::anotherObject-::aClass-infoTraceFilter-::xotcl::Object ::xotcl::Class-recreate aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::xotcl::Class-::xotcl::classInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, classchildren, classparent, commands, default, filter, filterguard, forward, hasnamespace, heritage, info, instances, instargs, instbody, instcommands, instdefault, instfilter, instfilterguard, instforward, instinvar, instmixin, instmixinguard, instmixinof, instnonposargs, instparametercmd, instpost, instpre, instprocs, invar, is, method, methods, mixin, mixinguard, mixinof, nonposargs, parameter, parametercmd, parent, post, pre, precedence, procs, slotobjects, slots, subclass, superclass, vars-class} info-::aClass {::xotcl::Class-::xotcl::Object instfilter infoTraceFilter}} {::anotherObject-::aClass-infoTraceFilter-::xotcl::Object ::xotcl::Class-create aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::ObjectsClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {::anotherObject-::anObject-infoTraceFilter-::xotcl::Object ::ObjectsClass-aProc run-::filterInfo {-::xotcl::Object instfilter infoTraceFilter}}" \
	"FilterInfo InfoTrace: Filter information wrong (b)"
      } else {
	::errorCheck $InfoTraceResult \
	    "{::xotcl::Class-::xotcl::classInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, classchildren, classparent, commands, default, filter, filterguard, forward, hasnamespace, heritage, info, instances, instargs, instbody, instcommands, instdefault, instfilter, instfilterguard, instforward, instinvar, instmixin, instmixinguard, instmixinof, instnonposargs, instparametercmd, instpost, instpre, instprocs, invar, is, method, methods, mixin, mixinguard, mixinof, nonposargs, parameter, parametercmd, parent, post, pre, precedence, procs, slotobjects, slots, subclass, superclass, vars-class} info-::aClass {::xotcl::Class-::xotcl::Object instfilter infoTraceFilter}} {::anotherObject-::aClass-infoTraceFilter-::xotcl::Object ::xotcl::Class-alloc aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::aClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anotherObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {-::anotherObject-infoTraceFilter-::xotcl::Object ::aClass-residualargs aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::aClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anotherObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {-::anotherObject-infoTraceFilter-::xotcl::Object ::aClass-configure aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::aClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anotherObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {-::anotherObject-infoTraceFilter-::xotcl::Object ::aClass-init aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::xotcl::Class-::xotcl::classInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, classchildren, classparent, commands, default, filter, filterguard, forward, hasnamespace, heritage, info, instances, instargs, instbody, instcommands, instdefault, instfilter, instfilterguard, instforward, instinvar, instmixin, instmixinguard, instmixinof, instnonposargs, instparametercmd, instpost, instpre, instprocs, invar, is, method, methods, mixin, mixinguard, mixinof, nonposargs, parameter, parametercmd, parent, post, pre, precedence, procs, slotobjects, slots, subclass, superclass, vars-class} info-::aClass {::xotcl::Class-::xotcl::Object instfilter infoTraceFilter}} {::anotherObject-::aClass-infoTraceFilter-::xotcl::Object ::xotcl::Class-create aProc-::anObject {::ObjectsClass-::xotcl::Object instfilter infoTraceFilter}} {::ObjectsClass-::xotcl::objectInfo-infoTraceFilter-::xotcl::Object {valid options are: args, body, callable, check, children, class, commands, default, filter, filterguard, forward, hasnamespace, info, invar, is, method, methods, mixin, mixinguard, nonposargs, parametercmd, parent, post, pre, precedence, procs, slotobjects, vars-class} info-::anObject {::xotcl::Object-::xotcl::Object instfilter infoTraceFilter}} {::anotherObject-::anObject-infoTraceFilter-::xotcl::Object ::ObjectsClass-aProc run-::filterInfo {-::xotcl::Object instfilter infoTraceFilter}}" \
	  "FilterInfo InfoTrace: Filter information wrong"
      }
    }
  
  Object instfilter {}
  global fUplevelResult
  set fUplevelResult ""

  Class FilterMix
  FilterMix instproc calls args {
    global fUplevelResult
    set calledproc [uplevel 1 {self calledproc}]
    set calledclass [uplevel 1 {self calledclass}]
    append fUplevelResult "-[self class]-[self proc]-$calledproc-$calledclass"
  }
  Class FilterCL -instmixin FilterMix
  FilterCL instproc filterA args {
    global fUplevelResult
    append fUplevelResult -[self class]-[self proc]-[self calledproc]-[self calledclass]
    my calls
    next
  }
  FilterCL instproc fclproc args {}

  FilterCL instfilter filterA

  FilterCL fcl
  fcl fclproc

#  ::errorCheck $fUplevelResult "-::FilterCL-filterA-configure-::xotcl::Object-::FilterMix-calls-configure-::xotcl::Object-::FilterCL-filterA-init-::xotcl::Object-::FilterMix-calls-init-::xotcl::Object-::FilterCL-filterA-fclproc-::FilterCL-::FilterMix-calls-fclproc-::FilterCL" "Filter/Mixin Info Uplevel Test"
}



@ TestX nextTest {
  description {Regression test object testing the next primitive.}
}
TestX nextTest -proc run {{n 20}} {
    for {set i 0} {$i < $n} {incr i} {
	
	global result infoNext
	set result ""
	set infoNext ""

	Class X
	X instproc n {} {
	  append ::infoNext " [self]+[self class]->[self proc]*<[self next]>"
	  next
	}
	Class Y -superclass X
	Y instproc m {} {
	  append ::infoNext " [self]+[self class]->[self proc]*<[self next]>"
	  next
	}
	Y instproc n {} {
	  append ::infoNext " [self]+[self class]->[self proc]*<[self next]>"
	  next
	}
	Y y
	
	y m
	y n
	y proc n {} {
	  append ::infoNext " [self]+[self class]->[self proc]*<[self next]>"
	  next
	}
	y n
	::errorCheck $infoNext " ::y+::Y->m*<> ::y+::Y->n*<::X instproc n> ::y+::X->n*<> ::y+->n*<::Y instproc n> ::y+::Y->n*<::X instproc n> ::y+::X->n*<>" \
	  "simple self next test"
	set infoNext ""
	set result ""

	Class A
	A instproc m arg {
	  global result infoNext
	  set result ${result}-[self]-$arg
	}
	Class B -superclass A
	B instproc m arg {
	  global result infoNext
	  set result ${result}-[self]-$arg
	  append infoNext " 2[self]+[self class]->[self proc]*<[self next]>"
	  next
	}
	B b0 -m 1 
	B b -m "" 
	
	::errorCheck $result "-::b0-1-::b0-1-::b--::b-" \
	    "Next Test A/B -- Wrong result"
	
	set result ""

	Class X
	X instproc init args {
	  global result infoNext
	  set result ${result}-[self]-$args
	  append infoNext " 1[self]+[self class]->[self proc]*<[self next]>"
	  next
	}
	X instproc test {} {
	    global result 
	    set result ${result}-[self]
	}

	X x -test 
	::errorCheck $result "-::x-::x-" \
	    "Next Test X -- Wrong result"
	::errorCheck $infoNext " 2::b0+::B->m*<::A instproc m> 2::b+::B->m*<::A instproc m> 1::x+::X->init*<::xotcl::Object instproc init>" \
	    "self next test 2"
	X destroy
	x destroy
	A destroy
	B destroy
	b0 destroy
	b destroy

	Class MIX
	MIX instproc mProc args {
	  global result 
	  append result "[self]-[self class]-[self next]"
          next
	}
	Object o -mixin MIX
	o proc mProc args {
	  global result 
	  append result "[self]-[self class]-[self next]"
	}
	set result ""
	o mProc
	::errorCheck $result "::o-::MIX-::o proc mProc::o--" \
	    "Next Test Proc & Mixin"

	o destroy; MIX destroy
    }
  }

@ TestX init_params {
  description {
    Regression test object testing the parameter instance method, 
    the init dash '-' and constructor calling.
  }
}

TestX init_params -proc run {{n 20}} {
    for {set i 0} {$i < $n} {incr i} {
	global dashResult
	set dashResult ""
	set dashResultEnd ""
	Class A
	A instproc t0 {} {
	  global dashResult 
	  set dashResult ${dashResult}*[self proc]
	}
	A instproc t1 {a} {
	  global dashResult 
	  set dashResult ${dashResult}*[self proc]-$a
	}
	A instproc t2 {a b} {
	  global dashResult 
	  set dashResult ${dashResult}*[self proc]-${a}-$b
	}
	A instproc t3 {a b c} {
	  global dashResult 
	  set dashResult ${dashResult}*[self proc]-${a}-${b}-$c
	}
	A a
	set dashResultEnd "[A a -t0] $dashResultEnd"

	A a
	set dashResultEnd  "[A a -t1 1] $dashResultEnd"
	A a
	set dashResultEnd "[A a -t2 1 2] $dashResultEnd"
	A a
	set dashResultEnd "[A a -t3 1 2 3] $dashResultEnd"
	A a
	set dashResultEnd "[A a -t0 -t0 -t3 1 2 3 -t0 -t1 1 -t1 1 -t0] $dashResultEnd"

   
	catch {A a t}

	::errorCheck $dashResult \
	    "*t0*t1-1*t2-1-2*t3-1-2-3*t0*t0*t3-1-2-3*t0*t1-1*t1-1*t0" \
	    "Init Dash Test fails"
	::errorCheck $dashResultEnd \
	    "::a ::a ::a ::a ::a " \
	    "Init Dash Test fails -- result"

         Class Foo -parameter {{match -exact}}
         Foo ff
       	 ::errorCheck [ff match] "-exact" "default with dash"
    }

    # parameter/defaults test

    proc ::cmd {a b} {
	return in-cmd-${a}-${b}
    }

    global parameterResult
    global initResult

    for {set i 0} {$i < $n} {incr i} {
	Class O -parameter {
	    {a 0}
	    {b {[cmd 3 4]}} c d 
	    {e 3} 
	    {Self [self]}
	}	
	O instproc init args {
	  global initResult 
	  set initResult ${initResult}-[self]-[self class]-[self proc]--$args
	  next
	}
	O instproc show {} {
	  global parameterResult 
	  set parameterResult [self]
	  foreach v [lsort [my info vars]] {
	    set parameterResult ${parameterResult}-${v}=<[my set ${v}]>
	  }
	}
	Class Meta -superclass Class
	Meta instproc create args {next; return Meta-create}
	Meta C -superclass O -parameter {a {b ""} {c 1}}
	Class D -parameter {a {c 1}} -superclass O
	# create on class should not be called
	D instproc create args {next; return D-create}
	D instproc init args {
	    global initResult
            append initResult -[self]-[self class]-[self proc]--$args
	    next
	}
	D instproc test i {
	  ::errorCheck [my set c]-[my set a] "2-0" "Wrong order of init call"
	}

	set parameterResult ""
	set initResult ""
	C c0 -show
	::errorCheck $parameterResult "::c0-Self=<::c0>-b=<>-c=<1>-e=<3>" \
	    "C c0 parameter Test failed"
      if {$i == 0} {
	::errorCheck $initResult "-::c0-::O-init--" \
	    "C c0 parameter init Test failed"
      } else {
	::errorCheck $initResult "-::c0-::O-init--" \
	    "C c0 parameter init Test failed (b)"
      }

	set parameterResult ""
	set initResult ""
	set r [C c1 -c 2 -init a b c -a 1 -show]

      ::errorCheck $parameterResult "::c1-Self=<::c1>-a=<1>-b=<>-c=<2>-e=<3>" \
	  "C c1 parameter Test failed (b)"
      
	::errorCheck $initResult "-::c1-::O-init--a b c" \
	    "C c1 parameter init Test failed"

	set parameterResult ""
	set initResult ""
	set r $r-[D d1 -c 2 -a 0 -init a b c -test $i -a 1 -show]
	::errorCheck $parameterResult "::d1-Self=<::d1>-a=<1>-b=<in-cmd-3-4>-c=<2>-e=<3>" \
	    "D d1 parameter Test failed"
      if {$i == 0} {
	::errorCheck $initResult "-::d1-::D-init--a b c-::d1-::O-init--a b c" \
	    "D d1 parameter init Test failed"
      } else {
	::errorCheck $initResult "-::d1-::D-init--a b c-::d1-::O-init--a b c" \
	    "D d1 parameter init Test failed (b)"
      }


      ::errorCheck $r  "Meta-create-::d1" "User defined object creation failed"
    }
}

@ TestX mixinTest {
  description {
    Regression test object testing per-object mixins.
  }
}

TestX mixinTest -proc run {{n 10}} {

    global mixinResult
    set mixinResult "" 
    Class Agent
    Agent instproc moveAgent {x y} {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      next
    }
    Agent instproc otherProc {} {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      next
    } 
    Class InteractiveAgent -superclass Agent
    InteractiveAgent instproc moveAgent {x y} {
      global mixinResult	    
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      next
    }
    Class InteractiveAgent2 -superclass Agent
    InteractiveAgent2 instproc moveAgent {x y} {
      global mixinResult	    
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      next
    }        
    Class InteractiveAgent3 -superclass Agent
    InteractiveAgent3 instproc moveAgent {x y} {
      global mixinResult	    
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      next
    }
    
    # Addition-Classes
    Class MovementLog  
    MovementLog instproc moveAgent {x y} {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      my otherProc
      next
    }
    MovementLog instproc otherProc {} {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class] 
      next
    }	
    Class MovementTest
    MovementTest instproc moveAgent {x y} {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class] 
      next
    }
    InteractiveAgent i1; InteractiveAgent i2
    i1 mixin MovementLog
    i2 mixin MovementTest
    
    InteractiveAgent2 instmixin {MovementLog MovementTest}
    InteractiveAgent3 instmixin MovementTest
    InteractiveAgent2 i3; InteractiveAgent3 i4;
    
    ::errorCheck [InteractiveAgent2 info instmixin] "::MovementLog ::MovementTest" "Mixin: info instmixin"
    
    
    i2 moveAgent 1 2
    ::errorCheck $mixinResult \
	"-::i2-moveAgent-::MovementTest-::i2-moveAgent-::InteractiveAgent-::i2-moveAgent-::Agent" \
	"Mixin: 'i2 moveAgent 1 2' failed"
    
    set mixinResult ""
    i1 moveAgent 3 4
    ::errorCheck $mixinResult \
	"-::i1-moveAgent-::MovementLog-::i1-otherProc-::MovementLog-::i1-otherProc-::Agent-::i1-moveAgent-::InteractiveAgent-::i1-moveAgent-::Agent" \
	"Mixin: 'i1 moveAgent 3 4' failed"
    
    set mixinResult ""
    i3 moveAgent 3 4
    ::errorCheck $mixinResult \
	"-::i3-moveAgent-::MovementLog-::i3-otherProc-::MovementLog-::i3-otherProc-::Agent-::i3-moveAgent-::MovementTest-::i3-moveAgent-::InteractiveAgent2-::i3-moveAgent-::Agent" \
	"Instmixin: 'i3 moveAgent 3 4' failed"	
    
    set mixinResult ""
    i4 moveAgent 3 4
    
    ::errorCheck $mixinResult \
	"-::i4-moveAgent-::MovementTest-::i4-moveAgent-::InteractiveAgent3-::i4-moveAgent-::Agent" \
	"Instmixin: 'i4 moveAgent 3 4' failed"
    
    i4 mixin {MovementTest MovementLog}
    i4 proc aaa args {puts TEST}

    ::errorCheck [i4 info precedence]      "::MovementTest ::MovementLog ::InteractiveAgent3 ::Agent ::xotcl::Object" "precedence i4"
    ::errorCheck [i4 procsearch moveAgent] "::MovementTest instproc moveAgent" "procsearch1"
    ::errorCheck [i4 procsearch aaa]       "::i4 proc aaa" "procsearch2"
    ::errorCheck [i4 procsearch set]       "::xotcl::Object instcmd set" "procsearch3"

    Class create A
    A instproc f1 {} {puts hu}
    A instforward f2 puts hu
    A instparametercmd f5
    A create a0
    a0 proc f3 {} {puts hu}
    a0 forward f4 puts hu

    a0 parametercmd f6

    ::errorCheck [a0 procsearch f1] "::A instproc f1" procsearch-1
    ::errorCheck [a0 procsearch f2] "::A instforward f2" procsearch-2
    ::errorCheck [a0 procsearch f3] "::a0 proc f3" procsearch-3
    ::errorCheck [a0 procsearch f4] "::a0 forward f4" procsearch-4
    ::errorCheck [a0 procsearch f5] "::A instparametercmd f5" procsearch-4
    ::errorCheck [a0 procsearch f6] "::a0 parametercmd f6" procsearch-6
    ::errorCheck [a0 procsearch set] "::xotcl::Object instcmd set" procsearch-6
    ::errorCheck [catch {a0 parametercmd f6 puts}] 1 "parametercmd with wrong args returns error"

    set mixinResult ""
    i4 moveAgent 5 6
    ::errorCheck $mixinResult \
	-::i4-moveAgent-::MovementTest-::i4-moveAgent-::MovementLog-::i4-otherProc-::MovementLog-::i4-otherProc-::Agent-::i4-moveAgent-::InteractiveAgent3-::i4-moveAgent-::Agent \
	"Instmixin: 'i4 moveAgent 5 6' failed"
    
    Class A
    A instproc test {} {
      global mixinResult
      set mixinResult "test"
      i1 moveAgent 3 4
    }
    A a
    a test
    ::errorCheck $mixinResult \
	"test-::i1-moveAgent-::MovementLog-::i1-otherProc-::MovementLog-::i1-otherProc-::Agent-::i1-moveAgent-::InteractiveAgent-::i1-moveAgent-::Agent" \
	"Mixin: 'a test' failed"
    
    i2 mixin {MovementLog MovementTest}
    
    set mixinResult ""
    
    i2 moveAgent a b
    ::errorCheck $mixinResult \
	"-::i2-moveAgent-::MovementLog-::i2-otherProc-::MovementLog-::i2-otherProc-::Agent-::i2-moveAgent-::MovementTest-::i2-moveAgent-::InteractiveAgent-::i2-moveAgent-::Agent" \
	"Mixin: 'i2 moveAgent a b' failed"
    
    ::errorCheck "[i2 info mixin]-[i1 info mixin]-[a info mixin]" \
	"::MovementLog ::MovementTest-::MovementLog-" \
	"Mixin: Info failed"
    
	
    ::errorCheck "[i2 ismixin  MovementTest]-[i4 ismixin MovementTest]-[a ismixin MovementTest]-[i3 ismixin MovementTest]-[i4 ismixin MovementTest]-[i4 ismixin MovementLog]-[i3 ismixin YXZ]-[i3 ismixin InteractiveAgent]" \
	"1-1-0-1-1-1-0-0" \
	"'ismixin test' failed" 

    ::errorCheck "[i2 hasclass  MovementTest]-[i4  hasclass MovementTest]-[a hasclass MovementTest]-[i3 hasclass MovementTest]-[i4 hasclass MovementTest]-[i4 hasclass MovementLog]-[i3 hasclass YXZ]-[i3 hasclass InteractiveAgent]-[a hasclass A]-[i3 hasclass Agent]" \
	"1-1-0-1-1-1-0-0-1-1" \
	"'hasclass test' failed" 

    set mixinResult ""
    i2 mixin ""
    i2 moveAgent a b
    
    ::errorCheck $mixinResult \
	"-::i2-moveAgent-::InteractiveAgent-::i2-moveAgent-::Agent" \
	"Mixin: remove failed"
    
    
    set mixinResult ""
    Class A
    A instproc destroy args {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class] 
      next
    }
    A instproc y args {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class] 
      next
    }
    Class B 
    B instproc destroy args {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      next
    }
    B instproc y args {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class] 
      my mixin ""
      next
    }
    B instproc x args {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      my destroy
    }
    
    A a -mixin B
    a destroy
    
    A a -mixin B
    a x
    
    A a -mixin B
    a y
    
    ::errorCheck $mixinResult \
	"-::a-destroy-::B-::a-destroy-::A-::a-x-::B-::a-destroy-::B-::a-destroy-::A-::a-y-::B-::a-y-::A" \
	"Mixin: destroy failed"
    
    A instmixin B
    set mixinResult ""
    A a2
    a2 destroy
    A a2
    a2 x
    A a2
    a2 y
    
    ::errorCheck $mixinResult \
	"-::a2-destroy-::B-::a2-destroy-::A-::a2-x-::B-::a2-destroy-::B-::a2-destroy-::A-::a2-y-::B-::a2-y-::A" \
	"Instmixin: destroy failed"
    
    # mixin Test: calls the mixins and a proc of the object
    set ::mixinResult ""
    Class A
    Class B
    A instproc a {} {set ::mixinResult ${::mixinResult}-[self]-[self class]-[self proc];next}
    B instproc a {} {set ::mixinResult ${::mixinResult}-[self]-[self class]-[self proc]; next}
    A d -mixin B
    d proc a {} {set ::mixinResult ${::mixinResult}-[self]-[self class]-[self proc]; next}
    d a
    ::errorCheck $::mixinResult \
	"-::d-::B-a-::d--a-::d-::A-a" \
	"Mixin: calling of object's proc"
    
    set mixinResult ""
    
    d mixin {}
    A instmixin B
    d a	
    
    ::errorCheck $::mixinResult \
	"-::d-::B-a-::d--a-::d-::A-a" \
	"Instmixin: calling of object's proc"
    
    #
    # combining filters with mixins
    #
    set ::traceResults ""
    
    Class M1
    M1 instproc test args {
      global traceResults
      lappend traceResults "[self] [self proc] [self class]"
      next
    }
    Class M2
    M2 instproc test args {
      global traceResults
      lappend traceResults "[self] [self proc] [self class]"
      next
    }
    Class A
    A instproc test args {
      global traceResults
      lappend traceResults "[self] [self proc] [self class]"
      next
    }
    A instproc f1 args {
      global traceResults
      lappend traceResults "[self] [self proc] [self class]"
      next
    }
    A instproc f2 args {
      global traceResults
      lappend traceResults "[self] [self proc] [self class]"
      next
    }
    
    A a
    A instmixin {M1 M2}
    A instfilter {f1 f2}
    a test
    
    ::errorCheck $::traceResults \
	"{::a f1 ::A} {::a f2 ::A} {::a test ::M1} {::a test ::M2} {::a test ::A}" \
	"Combining mixins and filters"
    
    # mixin recursion test
    set mixinResult ""
    
    Class Computation
    Computation instproc compute args {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      # abstract interface for computations
    } 
    Class ComputationOutput -superclass Computation
    Computation instproc compute args {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      return $args
    } 
    
    Class RecFacultyMixin 
    RecFacultyMixin instproc compute args {
      global mixinResult
      set mixinResult ${mixinResult}-[self]-[self proc]-[self class]
      set n [lindex $args 0]
      set callingClass -
      #puts stderr [self class]=[uplevel 1 self class]-[self callingclass]
      #catch {set callingClass [uplevel 1 self class]}
      set callingClass [self callingclass]
      if {$n == 0} {
	set result 1
      } else {
	set f [my compute [expr {$n - 1}] x]
	set result [expr {$n * $f}] 
      }
      
      if {$callingClass != [self class]} {
	next $result
	return $result
      } else {
	return $result
      }
    }
    
    ComputationOutput faculty
    faculty mixin RecFacultyMixin 
    
    ::errorCheck [faculty compute 3] 6 \
	"Mixin: faculty wrong result"
    
    ::errorCheck $mixinResult \
	"-::faculty-compute-::RecFacultyMixin-::faculty-compute-::RecFacultyMixin-::faculty-compute-::RecFacultyMixin-::faculty-compute-::RecFacultyMixin-::faculty-compute-::Computation" \
	"Mixin: faculty failed"
    set mixinResult ""
    
    ComputationOutput faculty
    ComputationOutput instmixin RecFacultyMixin 
    ::errorCheck [faculty compute 3] 6 "Mixin: faculty wrong result"
    
    ::errorCheck $mixinResult \
	"-::faculty-compute-::RecFacultyMixin-::faculty-compute-::RecFacultyMixin-::faculty-compute-::RecFacultyMixin-::faculty-compute-::RecFacultyMixin-::faculty-compute-::Computation" \
	"Mixin: faculty failed"
    
    
    set ::mixinResult ""
    set ::calling ""
    
    Class GrObject
    GrObject instproc draw args {
      lappend ::mixinResult [list grObject [self] [self proc] [self class]]
      lappend ::calling [list grObject [self proc]: [self callingobject] [self callingclass] [self callingproc] [self next]]
    }
      
    Class Image -superclass GrObject
    Image instproc draw args {
      lappend ::mixinResult [list image [self] [self proc] [self class]]
      lappend ::calling [list image [self proc]: [self callingobject] [self callingclass] [self callingproc] [self next]]
      next
    }
    
    Class MenuDecorator 
    MenuDecorator instproc draw args {
      lappend ::mixinResult [list m1 [self] [self proc] [self class]]
      lappend ::calling [list m1 [self proc]: [self callingobject] [self callingclass] [self callingproc] [self next]]
      next
    }
    
    Class ScrollBarDecorator 
    ScrollBarDecorator instproc draw args {
      lappend ::mixinResult [list m2 [self] [self proc] [self class]]
      lappend ::calling [list m2 [self proc]: [self callingobject] [self callingclass] [self callingproc] [self next]]
      next
    }
    
    Image mainImage -mixin {MenuDecorator ScrollBarDecorator}
    Image zoom -mixin {ScrollBarDecorator}
    
    Object instproc f args {
      if {[self calledproc] ne "filter"} {
	lappend ::mixinResult [list filter [self] [self proc] [self class]]
	lappend ::calling [list filter [self proc]: [self callingobject] [self callingclass] [self callingproc] [self calledproc] [self next]]
      }
      return [next]
    }
    Object instfilter f
    mainImage draw
    zoom draw
  
    Object instfilter ""

    ::errorCheck $::calling \
 	"{filter f: ::mixinTest {} run draw {::MenuDecorator instproc draw}} {m1 draw: ::mixinTest {} run {::ScrollBarDecorator instproc draw}} {m2 draw: ::mixinTest {} run {::Image instproc draw}} {image draw: ::mixinTest {} run {::GrObject instproc draw}} {grObject draw: ::mixinTest {} run {}} {filter f: ::mixinTest {} run draw {::ScrollBarDecorator instproc draw}} {m2 draw: ::mixinTest {} run {::Image instproc draw}} {image draw: ::mixinTest {} run {::GrObject instproc draw}} {grObject draw: ::mixinTest {} run {}} {filter f: ::mixinTest {} run instfilter {::xotcl::Class instforward instfilter}}" \
 	"Mixin: Calling-Obj/Cl/Proc failed"
    
    # ::errorCheck $::calling \
    # 	"{filter f: ::mixinTest {} run draw {::MenuDecorator method draw}} {m1 draw: ::mixinTest {} run {::ScrollBarDecorator method draw}} {m2 draw: ::mixinTest {} run {::Image method draw}} {image draw: ::mixinTest {} run {::GrObject method draw}} {grObject draw: ::mixinTest {} run {}} {filter f: ::mixinTest {} run draw {::ScrollBarDecorator method draw}} {m2 draw: ::mixinTest {} run {::Image method draw}} {image draw: ::mixinTest {} run {::GrObject method draw}} {grObject draw: ::mixinTest {} run {}} {filter f: ::mixinTest {} run instfilter {::xotcl::Class forward instfilter}}" \
    # 	"Mixin: Calling-Obj/Cl/Proc failed"	
  
    ::errorCheck $::mixinResult \
	"{filter ::mainImage f ::xotcl::Object} {m1 ::mainImage draw ::MenuDecorator} {m2 ::mainImage draw ::ScrollBarDecorator} {image ::mainImage draw ::Image} {grObject ::mainImage draw ::GrObject} {filter ::zoom f ::xotcl::Object} {m2 ::zoom draw ::ScrollBarDecorator} {image ::zoom draw ::Image} {grObject ::zoom draw ::GrObject} {filter ::xotcl::Object f ::xotcl::Object}" \
	  "Mixin: Filter failed"

    set ::mixinResult ""
    set ::calling ""

    Class InfoTrace2
    InfoTrace2 instproc infoTraceFilter2 args { 
      lappend ::calling \
	  self [self] \
	  "self proc" [self proc] \
	  "self class" [self class] \
	  "self calledproc" [self calledproc] \
	  "self callingproc" [self callingproc] \
	  "self callingobject" [self callingobject] \
	  "self callingclass" [self callingclass] \
	  "self filterreg" [self filterreg] \
	  "self next" [self next]
      next
    }

    Class CallingObjectsClass
    CallingObjectsClass create callingObject
    
    Class FilterRegClass -superclass InfoTrace2
    Class FilteredObjectsClass -superclass FilterRegClass 
    FilteredObjectsClass  filteredObject 
    
    CallingObjectsClass instproc callingProc args {
      filteredObject set someVar 0
    }
    FilterRegClass instfilter infoTraceFilter2
    
    callingObject callingProc
    
#     ::errorCheck $::calling \
# 	{self ::filteredObject {self proc} infoTraceFilter2 {self class} ::InfoTrace2 {self calledproc} set {self callingproc} callingProc {self callingobject} ::callingObject {self callingclass} ::CallingObjectsClass {self filterreg} {::FilterRegClass instfilter infoTraceFilter2} {self next} {::xotcl::Object instcmd set}} \
# 	"call stack info" 
    ::errorCheck $::calling \
	{self ::filteredObject {self proc} infoTraceFilter2 {self class} ::InfoTrace2 {self calledproc} set {self callingproc} callingProc {self callingobject} ::callingObject {self callingclass} ::CallingObjectsClass {self filterreg} {::FilterRegClass filter infoTraceFilter2} {self next} {::xotcl::Object instcmd set}} \
	"call stack info" 
    

    Class M1; Class M2; Class M3; Class M4
    Class A; Class B -superclass A; B b
    A instmixin {M1 M2}
    B instmixin {M3 M1 M1 M4}
    b mixin {M1 M1 M4}
    
    ::errorCheck [b info mixin] "::M1 ::M4" "Mixin Info: -no dups1"
    ::errorCheck [b info precedence] "::M1 ::M4 ::M3 ::M2 ::B ::A ::xotcl::Object" "Mixin Info: -no dups2"
    ::errorCheck [b info mixin -order] "::M1 ::M4 ::M3 ::M2" "Mixin Info: -order option1"
    ::errorCheck [B info instmixin]-[b info mixin] "::M3 ::M1 ::M4-::M1 ::M4" "Mixin Info: no duplicates"
    B instmixin {}
    ::errorCheck [b info mixin -order] "::M1 ::M4 ::M2" "Mixin Info: -order option2"
    
    set ::r ""
    Class X11 -instproc test {args} {
	lappend ::r [self class]
	next
    }
    Class X12 -instproc test {args} {
	lappend ::r [self class]
	next
    }
    Class X -instmixin {X11 X12} -instproc test {args} {
	lappend ::r [self class]
	next
    }

    Class Y -instmixin X
    Y create y -test

    X create x -test

    ::errorCheck $::r [list ::X11 ::X12 ::X ::X11 ::X12 ::X] \
	{transitive mixin}
  
    unset ::r

    # test for MixinRemoveFromMixinStack, MixinRemoveFromCmdPtr,
    # MixinRemoveOnObjFromCmdPtr
    Class A
    A instproc x {} {B destroy; next}
    Class B
    B instproc x {} {next}
    Class C
    C instproc x {} {next}
    
    Object o -mixin {A B C}
    o proc x {} {return x}
    ::errorCheck [o x] {x} {mixin destroy on stack}
    o destroy

    # testing transitive mixins; should be in both cases the same
    Class IM
    Class M
    Object o -mixin M 
    M instmixin IM
    ::errorCheck [o info precedence] {::IM ::M ::xotcl::Object} \
	{trans. mixin precedence 1}

    Object o -mixin M
    ::errorCheck [o info precedence] {::IM ::M ::xotcl::Object} \
	{trans. mixin precedence 2}
    o destroy
}

@ TestX procsearchTest {
  description {
    Regression test for procsearch
  }
}
TestX procsearchTest -proc run {{n 10}} {

  Class M -instproc foo args {puts m;next}
  Object o -mixin M -proc foo args {puts o;next}
  ::errorCheck [o procsearch foo] "::M instproc foo" "mixin before proc in procsearch"
  M destroy
  o destroy

  Class CC -instproc foo args {puts CC;next}
  CC create c -proc foo args {puts c;next} 
  ::errorCheck [c procsearch foo] "::c proc foo" "proc before instproc in procsearch"
  CC destroy
  c destroy
}


@ TestX mixinInheritanceTest {
  description {
    Regression test object testing per-object mixin inheritance.
  }
}

TestX mixinInheritanceTest -proc run {{n 10}} {
    for {set i 0} {$i < $n} {incr i} {
	global mixinResult
	set mixinResult ""
	
	Class A
	Class B
	Class C -superclass {A B}

	Class GeneralMixin
	Class RefinedMixin1 -superclass GeneralMixin
	Class RefinedMixin2 -superclass GeneralMixin
	Class AppMixin1 -superclass {RefinedMixin1 RefinedMixin2}
	Class AppMixin2 -superclass {RefinedMixin2 RefinedMixin1}
	Class AppMixin3 -superclass {RefinedMixin1}

	A instproc aProc args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return $args
	}
	B instproc aProc args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return $args
	}
	C instproc aProc args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return [next "$args [self class]"]
	}
	GeneralMixin instproc aProc args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return [next "$args [self class]"]
	}
	RefinedMixin1 instproc aProc args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return [next "$args [self class]"]
	}
	RefinedMixin2 instproc aProc args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return [next "$args [self class]"]
	}
	AppMixin1 instproc aProc args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return [next "$args [self class]"]
	}

	AppMixin1 mixinInstance
	set r [mixinInstance aProc ARGS1 ARGS2]
	::errorCheck $mixinResult \
	    " ::AppMixin1 ::RefinedMixin1 ::RefinedMixin2 ::GeneralMixin" \
	    "Mixin inheritance: mixinInstance aProc"
	set mixinResult ""

	AppMixin3 mixinInstance2
	set r [mixinInstance2 aProc ARGS1 ARGS2]
	::errorCheck $mixinResult \
	    " ::RefinedMixin1 ::GeneralMixin" \
	    "Mixin inheritance: mixinInstance2 aProc"
	set mixinResult ""

	A a
	a mixin AppMixin1
	set r [a aProc ARGS1 ARGS2]
	::errorCheck $mixinResult \
	    " ::AppMixin1 ::RefinedMixin1 ::RefinedMixin2 ::GeneralMixin ::A"  \
	    "Mixin inheritance: a aProc"


	::errorCheck $r \
	    "{{{{ARGS1 ARGS2 ::AppMixin1} ::RefinedMixin1} ::RefinedMixin2} ::GeneralMixin}" \
	    "Mixin inheritance result: a aProc"

        A a
 	A instmixin AppMixin1

	set mixinResult ""

	set r [a aProc ARGS1 ARGS2]
	::errorCheck $mixinResult \
	    " ::AppMixin1 ::RefinedMixin1 ::RefinedMixin2 ::GeneralMixin ::A"  \
	    "Instmixin inheritance: a aProc"
	::errorCheck $r \
	    "{{{{ARGS1 ARGS2 ::AppMixin1} ::RefinedMixin1} ::RefinedMixin2} ::GeneralMixin}" \
	    "Instmixin inheritance: a aProc"
	set mixinResult ""

	C c
	c mixin {AppMixin3 AppMixin2}

      ::errorCheck [c info precedence] \
	    "::AppMixin3 ::AppMixin2 ::AppMixin1 ::RefinedMixin1 ::RefinedMixin2 ::GeneralMixin ::C ::A ::B ::xotcl::Object" \
	    "mixin precedence"

	set r [c aProc ARGS1 ARGS2]
	::errorCheck $mixinResult \
	    " ::AppMixin1 ::RefinedMixin1 ::RefinedMixin2 ::GeneralMixin ::C ::A"  \
	    "Mixin/Instmixin inheritance: c aProc"
        set mixinResult ""
        A instmixin {}

        set r [c aProc ARGS1 ARGS2]
	::errorCheck $mixinResult \
	    " ::RefinedMixin2 ::RefinedMixin1 ::GeneralMixin ::C ::A" \
	    "Mixin/Instmixin inheritance: c aProc"

	GeneralMixin instproc set args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return [next]
	}
	RefinedMixin1 instproc set args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return [next]
	}
	AppMixin1 instproc set args {
	    global mixinResult; 
	    ::set mixinResult "$mixinResult [self class]"
	    return [next]
	}

	global setFilterResult 
	set  setFilterResult ""
	Object instproc setFilter args {
	    global setFilterResult
	    ::append setFilterResult \
	      -[self]-[self calledproc]-[self calledclass]
	    next
	}

	Object instfilter setFilter

	set mixinResult ""
	set r [c set setVar 111]

	::errorCheck $mixinResult \
	    " ::RefinedMixin1 ::GeneralMixin"  \
	    "Mixin inheritance: c set"
      # UNKNOWN PROBLEM 2
      # ::errorCheck [c setsetVar] 111 "Mixin inheritance: c set - value"

        ::errorCheck [c set setVar] 111 "Mixin inheritance: c set - value"
	set mixinResult ""        
	mixinInstance set setVar 222

	::errorCheck $mixinResult \
	    " ::AppMixin1 ::RefinedMixin1 ::GeneralMixin"  \
	    "Mixin inheritance: mixinInstance set"
        ::errorCheck [mixinInstance set setVar] 222\
	    "Mixin inheritance: mixinInstance set - value"

	::errorCheck $setFilterResult \
	    "-::c-set-::xotcl::Object-::c-set-::xotcl::Object-::mixinInstance-set-::AppMixin1-::mixinInstance-set-::AppMixin1"  \
	    "Mixin inheritance: Wrong classes in mixin set test"

	Object instfilter ""
    }

  # Mixin init test
  global initResult
  set initResult ""
  Class A
  A instproc init args {
    my mixin B
    global initResult
    append initResult [self class]-
    next
  }

  Class C
  C instproc init args {
    global initResult
    append initResult [self class]-
    next
  }

  Class B -superclass C
  B instproc init args {
    global initResult
    append initResult [self class]-
    next
  }

  Class D
  D instproc init args {
    global initResult
    append initResult [self class]-
    next
  }

  A a
  ::errorCheck $initResult "::A-" "Mixin init 1 failed"
  set initResult ""
  # in A mixin changes to B - before D's constructor must 
  # be called
  A b -mixin D
  ::errorCheck $initResult "::D-::A-" "Mixin init 2 failed"

  Class Mix
  Mix instproc init args {
    global initResult
    append initResult [self class]-
    next
  }
  Class Mix1
  Mix1 instproc init args {
    global initResult
    append initResult [self class]-
    next
  }
  Class Mix2
  Mix2 instproc init args {
    global initResult
    append initResult [self class]-
    next
  }
  Class A
  A instproc init args {
    global initResult
    append initResult [self class]-
    next
  }
  Class B
  B instproc init args {
    my mixin {Mix Mix1}
    global initResult
    append initResult [self class]-
    next
  }

  set initResult ""
  A a
  a mixin {Mix Mix1}
  ::errorCheck $initResult ::A- "Mixin init 3 failed"

  set initResult ""
  B b
  ::errorCheck $initResult ::B- "Mixin init 4 failed"

  set initResult ""
  B mixin add Mix2
  ::errorCheck $initResult "" "Mixin init 5 failed"

  set initResult ""
  A mixin {}; A mixin {Mix Mix1}
  ::errorCheck $initResult "" "Mixin init 6 failed"

  set initResult ""
  A a -mixin {Mix}
  ::errorCheck $initResult "::Mix-::A-" "Mixin init 7 failed"

  Class Strategy
  Strategy instproc init args {
    global initResult
    append initResult [self class]-
    next
  }
  Class A
  A instproc strategy {n} {
    set a [my info mixin]
    my mixin [concat $n $a]
  }
  A instproc init args {
    global initResult
    append initResult [self class]-
    next
  }
  Class Mix1
  Mix1 instproc init args {
    global initResult
    append initResult [self class]-
    my strategy Strategy
    next
  }
  set initResult ""
  A a -mixin Mix1
  ::errorCheck $initResult ::Mix1-::A- "Mixin init 8 failed"

  set initResult ""
  Class X
  X instproc init args {
    append ::initResult " [self]: [self class]->[self proc]"
    next
  }
  Class Y -superclass X
  Y instproc init args {
    append ::initResult " [self]: [self class]->[self proc]"
    next
  }
  
  Class U -superclass X
  U instproc init args {
    append ::initResult " [self]: [self class]->[self proc]"
    next
  }
  Class V 
  V instproc init args {
    append ::initResult " [self]: [self class]->[self proc]"
    next
  }
  
  Class A
  A instproc init args {
    append ::initResult " [self]: [self class]->[self proc]"
    next
  }
  Class B -superclass A
  B instproc init args {
    append ::initResult " [self]: [self class]->[self proc]"
    next
  }
  A a
  a mixin X
  B b
  b mixin Y
  A a2 -mixin Y
  B b2 -mixin X
  A a3 -mixin {U V}
  B b3
  b3 mixin {U V}
  A a3
  A instmixin X
  A instmixin {}
  B instmixin Y
  B b3
  b3 mixin Y
  
  ::errorCheck $initResult \
      " ::a: ::A->init ::b: ::B->init ::b: ::A->init ::a2: ::Y->init ::a2: ::X->init ::a2: ::A->init ::b2: ::X->init ::b2: ::B->init ::b2: ::A->init ::a3: ::U->init ::a3: ::X->init ::a3: ::V->init ::a3: ::A->init ::b3: ::B->init ::b3: ::A->init ::a3: ::A->init ::b3: ::Y->init ::b3: ::X->init ::b3: ::B->init ::b3: ::A->init" \
      "Mixin init 9 failed"

}


@ TestX copymove { 
  description {Regression test for copy/move methods}
}

TestX copymove -proc run {{n 10}} {

  # Composite
  Class Composite -superclass Class
  Composite instproc addop {op} {
    my instvar ops
    set ops($op) $op
  }
  Composite instproc compositeFilter args {
    set m [self calledproc]
    set c [lindex [self filterreg] 0]
    set r [next]

    if {[$c exists ops($m)]} {
      foreach child [my info children] {
	eval [self]::$child $m $args
      }
    }
    return $r
  } 
  
  Composite AbstractNode
  AbstractNode abstract instproc iterate v
  AbstractNode addop iterate
  for {set i 0} {$i < $n} {incr i} {
    #
    # class copy
    #
    Class X 
    Class X::Y
    Class X::Y::Z -parameter {
      {param1 1}
      {param2 2}
    }
    #X::Y::Z metadata add {Version Author Nothing}
    #X::Y::Z metadata Version {0.0.9}
    #X::Y::Z metadata Author {Uwe}
    X::Y::Z instproc defaultValueIP {{a defA} {b defB} v} {
      return
    }
    X::Y::Z proc defaultValueP {{c defC} {d defD} v} {
      return
    }

    X::Y::Z instinvar {{7 > 6} {
      #a comment
    }
    }
    X::Y::Z instproc assProc {} {puts x} {{5 > 4} {
      #pre
    }} {{5 > 4} {
      #post
    }
    }
  
    X::Y::Z check {pre post instinvar}

    foreach C {X X::Y X::Y::Z} {
      $C instproc q {a b c} {
	return [self]--[self class]--[self proc]--[next]--
      }
    }
    X::Y::Z instforward a b
    X::Y::Z forward c d
    ::errorCheck [X::Y::Z info instforward -definition a] "b" "define instforward"
    ::errorCheck [X::Y::Z info forward -definition c] "d" "define forward"

    X::Y::Z z
    X::Y::Z copy V

    V v
    ::errorCheck "[z q 1 2 3]--[X::Y::Z info class]--[X::Y::Z info classparent]" \
	"::z--::X::Y::Z--q------::xotcl::Class--::X::Y"\
	"classparent class copy z"
    ::errorCheck "[z q 1 2 3]--[X::Y::Z info class]--[X::Y::Z info parent]" \
	"::z--::X::Y::Z--q------::xotcl::Class--::X::Y"\
	"parent class copy z"
    ::errorCheck "[v q 1 2 3]--[V info class]--[V info classparent]" "::v--::V--q------::xotcl::Class--::"\
	"classparent class copy v"
    ::errorCheck "[v q 1 2 3]--[V info class]--[V info parent]" "::v--::V--q------::xotcl::Class--::"\
	"parent class copy v"
    ::errorCheck "[::cutSpaces [V info parameter]--[v set param1]--[v set param2]]" \
      " {param1 1} {param2 2} --1--2" \
      "parameter test"
    if {$::nsf::config(assertions)} {
      ::errorCheck "[::cutSpaces [V info instinvar]--[V info instpre assProc]--[V info instpost assProc]]"\
	  "{7 > 6} { #a comment }--{5 > 4} { #pre }--{5 > 4} { #post }"\
	  "Copy Class Assertions"
    }
    ::errorCheck [V info instforward -definition a] "b" "copied instforward"
    ::errorCheck [V info forward -definition c] "d" "copied forward"
    #::errorCheck "[V info metadata]--[V metadata Author]--[V metadata Version]--[V metadata Nothing]"\
      "Version Author Nothing--Uwe--0.0.9--"\
      "Copy Metadata"

    set df1 [V info default defaultValueP v dfv1]
    set df2 [V info default defaultValueP c dfv2]
    set df3 [V info instdefault defaultValueIP v dfv3]
    set df4 [V info instdefault defaultValueIP a dfv4]
    ::errorCheck "$df1 $dfv1 $df2 $dfv2 $df3 $dfv3 $df4 $dfv4"\
      "0  1 defC 0  1 defA"\
      "Copy Default Values"
    
    # class hierarchy copy
    Class O
    X copy O::X
    ::errorCheck "[::xotcl::is object O::X]" 1 "O::X is an object"
    ::errorCheck "[::xotcl::is object O::X::Y]" 1 "O::X::Y is an object"
    ::errorCheck "[::xotcl::is object O::X::Y::Z]" 1 "O::X::Y::Z is an object"

    O::X x1; O::X::Y y1; O::X::Y::Z z1

    ::errorCheck "[x1 q 1 2 3]--[y1 q 1 2 3]--[z1 q 1 2 3]" \
      "::x1--::O::X--q------::y1--::O::X::Y--q------::z1--::O::X::Y::Z--q----"\
      "class hierarchy copy"
    #
    # object copy
    #
    X x -set var1 12 -requireNamespace
    proc ::x::tclProc args {return tclProc}
    x proc q {a b c} {return [self]--[self class]--[self proc]--[next]--}
    x copy y

    ::errorCheck "[::y::tclProc]--[x q 1 2 3]--[y q 1 2 3]" \
      "tclProc--::x----q--::x--::X--q--------::y----q--::y--::X--q------"\
      "object copy"
    # object hierarchy copy
    x copy x::a
    
    x copy x::a::z

    ::errorCheck "[::x::a::tclProc]--[::x::a::z::a::tclProc]" \
      "tclProc--tclProc"\
      "object hierarchy copy"

    Class O
    O x

    x invar {{7 > 5} {
      #a comment
    }}
    x proc assProc {} {return} {{5 > 3} {
      #pre
    }} {{5 > 4} {#post
    }}
    x set var1 12
    x proc p1 {} {return [self]-p1}
    x copy y

    ::errorCheck "[x p1]--[x set var1]--[::x info class]" "::x-p1--12--::O"\
	"Simple Copy - Origin"
    ::errorCheck "[y p1]--[y set var1]--[::y info class]" "::y-p1--12--::O"\
	"Simple Copy - Duplicate"
    if {$::nsf::config(assertions)} {
      ::errorCheck "[::cutSpaces [y info invar]--[y info pre assProc]--[y info post assProc]]"\
	  "{7 > 5} { #a comment }--{5 > 3} { #pre }--{5 > 4} {#post }"\
	  "Copy Obj Assertions"
    }
    #
    # move test
    #
    V destroy
    X::Y::Z move V
    V v

    ::errorCheck "[v q 1 2 3]--[V info class]--[V info classparent]" "::v--::V--q------::xotcl::Class--::"\
	"classparent class move v"
    ::errorCheck "[v q 1 2 3]--[V info class]--[V info parent]" "::v--::V--q------::xotcl::Class--::"\
	"parent class move v"
    ::errorCheck "[::cutSpaces [V info parameter]--[v set param1]--[v set param2]]" \
	" {param1 1} {param2 2} --1--2" \
	"parameter move test"
    if {$::nsf::config(assertions)} {
      ::errorCheck "[::cutSpaces [V info instinvar]--[V info instpre assProc]--[V info instpost assProc]]"\
	  "{7 > 6} { #a comment }--{5 > 4} { #pre }--{5 > 4} { #post }"\
	  "Move Class Assertions"
    }
    #::errorCheck "[V info metadata]--[V metadata Author]--[V metadata Version]--[V metadata Nothing]"\
      "Version Author Nothing--Uwe--0.0.9--"\
      "Move Metadata"
    
    set df1 [V info default defaultValueP v dfv1]
    set df2 [V info default defaultValueP c dfv2]
    set df3 [V info instdefault defaultValueIP v dfv3]
    set df4 [V info instdefault defaultValueIP a dfv4]
    ::errorCheck "$df1 $dfv1 $df2 $dfv2 $df3 $dfv3 $df4 $dfv4"\
      "0  1 defC 0  1 defA"\
      "Move Default Values"
    
    ::errorCheck [::info commands X::Y::Z] "" "Moved command still exists"

    #
    # copy with filters test
    # 
    foreach filters {{} compositeFilter} {
      Composite instfilter $filters
      AbstractNode instfilter $filters
      Object commands
      Class Commands -superclass AbstractNode
      Class Command -superclass Commands
      Command instproc init args {
	my instvar label
	set label [self]
	next
      }
      Command instproc setlabel {{arg ""}} {
	my instvar label
	if {$arg eq ""} {
	  set label
	} else {
	  set label $arg
	}
      }
      Command instproc setproc {value} {
	my instvar src 
	set src $value
      }
      # prototypes
      Command commands::cellcmd
      commands::cellcmd setlabel cell
      commands::cellcmd setproc {return "coucou" }
      commands::cellcmd proc x args {return xxx}
      commands::cellcmd copy toto

      ::errorCheck [::toto info class] ::Command "Copy with Filter: info class"
      ::errorCheck [toto set label] cell "Copy with Filter: set var"
      ::errorCheck [toto x] xxx "Copy with Filter: call proc"
      ::errorCheck [commands::cellcmd set label] cell \
	  "Copy with Filter: set var"
    }
    Class A
    Class V
    Class Z
    Class B -superclass A
    Class B1 -superclass {V A Z}
    A move X

    ::errorCheck [B info superclass]-[B1 info superclass]-[X info subclass] \
	"::X-::V ::X ::Z-::B ::B1" \
	"Move of subclass relationship"

    #
    # test nonpos args
    #
    Class X
    X proc do0 {arg1 arg2} {puts "$arg1 $arg2"}
    X proc do1 {-arg1 -arg2} {puts "$arg1 $arg2"}

    X proc do2 {-arg1 arg2} {puts "$arg1 $arg2"}
    X proc do3 {arg1 {arg2 d1}} {puts "$arg1 $arg2"}
    X proc do4 {-arg1 {-arg2 d2}} {puts "$arg1 $arg2"}

    X proc do5 {{-arg1 d3} {arg2 d4}} {puts "$arg1 $arg2"}
    X instproc do6 {{-arg1 d3} {arg2 d4}} {puts "$arg1 $arg2"}

    X copy Y

    ::errorCheck [lsort [X info procs]] "do0 do1 do2 do3 do4 do5" "check procs to be copied"
    ::errorCheck [lsort [Y info procs]] "do0 do1 do2 do3 do4 do5" "check copied procs"
    ::errorCheck [lsort [X info instprocs]] "do6" "check instprocs to be copied"
    ::errorCheck [lsort [Y info instprocs]] "do6" "check copied instprocs"

    foreach m [lsort [X info procs]] {
      foreach info {args nonposargs} {
	set x [X info $info $m]
	set y [Y info $info $m]
	::errorCheck $x $y "copy nonposargs: $x ne $y"
      }
      foreach a [X info args $m] {
	set vx ""; set vy ""
	set dx [X info default $m $a vx]
	set dy [Y info default $m $a vy]
	::errorCheck $dx $dy "copy nonposargs: hasdefault $m $a: (source) $dx ne (copy) $dy"
	if {[info exists dx] && [info exists dy]} {
	  ::errorCheck $vx $vy "copy nonposargs: hasdefault value $vx ne $vy"
	}
      }
    }
    foreach m [lsort [X info instprocs]] {
      foreach info {instargs instnonposargs} {
	set x [X info $info $m]
	set y [Y info $info $m]
	::errorCheck $x $y "copy inst nonposargs: $x ne $y"
      }
      foreach a [X info instargs $m] {
	set vx ""; set vy ""
	set dx [X info instdefault $m $a vx]
	set dy [Y info instdefault $m $a vy]
	::errorCheck $dx $dy "copy inst nonposargs: hasdefault $dx ne $dy"
	if {[info exists dx] && [info exists dy]} {
	  ::errorCheck $vx $vy "copy inst nonposargs: hasdefault value $vx ne $vy"
	}
      }
    }

    Object X
    X proc do0 {arg1 arg2} {puts "$arg1 $arg2"}
    X proc do1 {-arg1 -arg2} {puts "$arg1 $arg2"}
    X proc do2 {-arg1 arg2} {puts "$arg1 $arg2"}
    X proc do3 {arg1 {arg2 d1}} {puts "$arg1 $arg2"}
    X proc do4 {-arg1 {-arg2 d2}} {puts "$arg1 $arg2"}
    X proc do5 {{-arg1 d3} {arg2 d4}} {puts "$arg1 $arg2"}

    X copy Y

    foreach m [lsort [X info procs]] {
      foreach info {args nonposargs} {
	set x [X info $info $m]
	set y [Y info $info $m]
	::errorCheck $x $y "copy nonposargs: $x ne $y"
      }
      foreach a [X info args $m] {
	set vx ""; set vy ""
	set dx [X info default $m $a vx]
	set dy [Y info default $m $a vy]
	::errorCheck $dx $dy "copy nonposargs: hasdefault $dx ne $dy"
	if {[info exists dx] && [info exists dy]} {
	  ::errorCheck $vx $vy "copy nonposargs: hasdefault value $vx ne $vy"
	}
      }

    }
     
  }
}


@ TestX recreation  {
  description { Regression test for object recreation/cleanup.  }
}

TestX recreation -proc run {{n 10}} {

  for {set i 0} {$i < $n} {incr i} {
    set ::recreateResult ""
    Class R
    R instproc recreate args {
      global recreateResult
      append recreateResult "*recreate [self] $args* "
      set r [next]
      append recreateResult "*recreate [self] <[lindex $args 0]> $r * "
      return $r
    }
    Object instmixin R

  catch {
    C destroy
    c1 destroy
  }
  Class C -parameter {a b}
  C instproc cProc {} {return cProc}
  C set r 4
  C set v 5
  
  C c1 -a 1
  c1 proc x {} {return p}
  c1 set x 3
  C c1 -b 2
  append ::recreateResult "+[c1 info vars],"
  append ::recreateResult "[c1 info procs] +"
  
  Class C
  C set w 3

  append ::recreateResult "+[C info vars],"
  append ::recreateResult "[C info instprocs] +"
   if {$i > 0} {
     errorCheck [set ::recreateResult] \
       "*recreate ::xotcl::Class ::R* *recreate ::xotcl::Class <::R> ::R * *recreate ::C ::c1 -b 2* *recreate ::C <::c1> ::c1 * +b, +*recreate ::xotcl::Class ::C* *recreate ::xotcl::Class <::C> ::C * +w __default_superclass __default_metaclass, +" \
       "Var/proc recreate delete failed (n)"
   } else {
     errorCheck [set ::recreateResult] \
       "*recreate ::C ::c1 -b 2* *recreate ::C <::c1> ::c1 * +b, +*recreate ::xotcl::Class ::C* *recreate ::xotcl::Class <::C> ::C * +w __default_superclass __default_metaclass, +" \
       "Var/proc recreate delete failed (0)"
   }
  global recreateMixinResult
  global recreateFilterResult
  set recreateMixinResult ""
  set recreateFilterResult ""
  Class RecreateObserve
  foreach ip {create destroy dealloc init configure
    recreate cleanup alloc class} {
    RecreateObserve instproc $ip args {
      append ::recreateMixinResult " [self]+[self class]->[self proc]"
      next
    }
  }

  Class Recreated
  Recreated instproc recreationFilter args {
    append ::recreateFilterResult " [self]+[self calledclass]->[self calledproc]"
    next
  }
  Recreated instfilter recreationFilter
  Recreated mixin RecreateObserve
  Recreated instmixin RecreateObserve

  Recreated recreateObj
  Recreated recreateObj
  recreateObj destroy
  errorCheck [set ::recreateFilterResult] \
    " ::recreateObj+::xotcl::Object->configure ::recreateObj+::xotcl::Object->init ::recreateObj+::xotcl::Object->cleanup ::recreateObj+::xotcl::Object->configure ::recreateObj+::xotcl::Object->init ::recreateObj+::xotcl::Object->destroy" \
    "recreateObj - recreateFilterResult"
   if {$i == 0} {
     errorCheck [set ::recreateMixinResult] \
       " ::Recreated+::RecreateObserve->create ::Recreated+::RecreateObserve->alloc ::recreateObj+::RecreateObserve->configure ::recreateObj+::RecreateObserve->init ::Recreated+::RecreateObserve->create ::Recreated+::RecreateObserve->recreate ::recreateObj+::RecreateObserve->cleanup ::recreateObj+::RecreateObserve->configure ::recreateObj+::RecreateObserve->init ::recreateObj+::RecreateObserve->destroy ::Recreated+::RecreateObserve->dealloc" \
       "recreateObj - recreateMixinResult (0)"
   } else { 
     errorCheck [set ::recreateMixinResult] \
       " ::Recreated+::RecreateObserve->cleanup ::Recreated+::RecreateObserve->create ::Recreated+::RecreateObserve->alloc ::recreateObj+::RecreateObserve->configure ::recreateObj+::RecreateObserve->init ::Recreated+::RecreateObserve->create ::Recreated+::RecreateObserve->recreate ::recreateObj+::RecreateObserve->cleanup ::recreateObj+::RecreateObserve->configure ::recreateObj+::RecreateObserve->init ::recreateObj+::RecreateObserve->destroy ::Recreated+::RecreateObserve->dealloc" \
       "recreateObj - recreateMixinResult (n)"
   }
 }

  set ::cleanupResult ""

  catch {a destroy}
  catch {A destroy}
  catch {X destroy}
  catch {META destroy}

  nsf::__db_run_assertions

  Class A
  A proc dealloc args {append ::cleanupResult " [self]+[self class]->[self proc]"; next}
  A proc recreate args {append ::cleanupResult " [self]+[self class]->[self proc]"; next}
  A instproc destroy args {append ::cleanupResult " [self]+[self class]->[self proc]"; next}
  A instproc cleanup args {append ::cleanupResult " [self]+[self class]->[self proc]"; next}

  A a
  A a::b
  errorCheck [set ::cleanupResult] "" "Cleanup Create Failed"
  A a
  errorCheck [a info children] "" "Cleanup Object Children Destroy Failed"
  A a::b

  errorCheck [set ::cleanupResult] \
   " ::A+->recreate ::a+::A->cleanup ::a::b+::A->destroy ::A+->dealloc" \
   "Cleanup a/a::b Failed (n)"
  a destroy
  set ::cleanupResult ""
  A instproc cleanup args {append ::cleanupResult " [self]+[self class]->[self proc]"}

  A a
  A a::b
  errorCheck [set ::cleanupResult] "" "Cleanup Redefine Create Failed"
  A a
  errorCheck [a info children] ::a::b \
     "Cleanup Redefine Object Children Survive Failed"
  A a::b
  errorCheck [set ::cleanupResult] \
     " ::A+->recreate ::a+::A->cleanup ::A+->recreate ::a::b+::A->cleanup" \
     "Cleanup Redefine a/a::b Failed"

  a destroy
  set ::cleanupResult ""

  nsf::__db_run_assertions

  Class META -superclass Class
  META proc dealloc args {append ::cleanupResult " [self]+[self class]->[self proc]"; next}
  META proc recreate args {append ::cleanupResult " [self]+[self class]->[self proc]"; next}
  META instproc destroy args {append ::cleanupResult " [self]+[self class]->[self proc]"; next}
  META instproc cleanup args {append ::cleanupResult " [self]+[self class]->[self proc]"; next}

  META X
  META X::Y
  errorCheck [set ::cleanupResult] "" "Class Cleanup Create Failed"
  META X
  errorCheck [X info classchildren] "" "classchildren Class Cleanup Class Children Destroy Failed"
  errorCheck [X info children] "" "children Class Cleanup Class Children Destroy Failed"
  META X::Y
  errorCheck [set ::cleanupResult] \
   " ::META+->recreate ::X+::META->cleanup ::X::Y+::META->destroy ::META+->dealloc" \
   "Class Cleanup X/X::Y Failed"

  X destroy
  set ::cleanupResult ""
  META instproc cleanup args {append ::cleanupResult " [self]+[self class]->[self proc]"}

  META X
  META X::Y
  errorCheck [set ::cleanupResult] "" "Class Cleanup Redefine Create Failed"
  META X
  errorCheck [X info classchildren] ::X::Y \
     "classchildren Class Cleanup Redefine Class Children Survive Failed"
  errorCheck [X info children] ::X::Y \
     "children Class Cleanup Redefine Class Children Survive Failed"
  META X::Y
  errorCheck [set ::cleanupResult] \
   " ::META+->recreate ::X+::META->cleanup ::META+->recreate ::X::Y+::META->cleanup" \
   "Class Cleanup Redefine X/X::Y Failed"

  X destroy
  A destroy
  META destroy
  unset ::cleanupResult

  Object instmixin ""
  
  # upgrading/downgrading 
  Class B
  Class C -superclass B
  C c1
  Object o1 -mixin B
  Object o2 -mixin C

  ::errorCheck [B info class] "::xotcl::Class" "up/down before 0"
  ::errorCheck [c1 istype B] 1 "up/down before 1"
  ::errorCheck [C info superclass] ::B "up/down before 2"
  ::errorCheck [B info subclass] ::C "up/down before 3"
  ::errorCheck [o1 info mixin] ::B "up/down before 4"
  ::errorCheck [o2 info mixin] ::C "up/down before 5"
  ::errorCheck [B info mixinof] ::o1 "up/down before 6"
  ::errorCheck [C info mixinof] ::o2 "up/down before 7"
  ::errorCheck [c1 info precedence] "::C ::B ::xotcl::Object" "up/down before 8"
  ::errorCheck [o1 info precedence] "::B ::xotcl::Object" "up/down before 9"
  ::errorCheck [o2 info precedence] "::C ::B ::xotcl::Object" "up/down before 10"
 
  ::errorCheck [catch {B class Object}] 1 "don't allow downgrading"

  Object B
  ::errorCheck [B info class] "::xotcl::Object" "up/down after 0"
  ::errorCheck [c1 istype B] 0 "up/down after 1"
  ::errorCheck [C info superclass] ::xotcl::Object "up/down after 2"
  ::errorCheck [catch {B info subclass}] 1 "up/down after 3"
  ::errorCheck [o1 info mixin] "" "up/down after 4"
  ::errorCheck [o2 info mixin] ::C "up/down after 5"
  ::errorCheck [catch {B info mixinof}] 1 "up/down after 6"
  ::errorCheck [C info mixinof] ::o2 "up/down after 7"
  ::errorCheck [c1 info precedence] "::C ::xotcl::Object" "up/down after 8"
  ::errorCheck [o1 info precedence] "::xotcl::Object" "up/down after 9"
  ::errorCheck [o2 info precedence] "::C ::xotcl::Object" "up/down after 10"
  ::errorCheck [B info class] "::xotcl::Object" "up/down after 0x"

  B class Object
  ::errorCheck [catch {B class Object}] 0 "don't complain when same level"
  ::errorCheck [catch {B class Class}] 1 "don't allow upgrading"
}


@ TestX smallScripts  {
  description {
    Regression test object testing arbitrary features.
  }
}
TestX smallScripts
proc ::up1 {} {
  return [uplevel 1 self]
}	
proc ::up3 {} {
  return [uplevel 3 self]
}
proc ::up2 {} {
  return [up3]
}
smallScripts proc run {{n 20}} {
  catch {Object o; o r} errMsg
  ::errorCheck $errMsg "::o: unable to dispatch method 'r'" "Unknown Test"

    # uplevel test
    for {set i 0} {$i < $n} {incr i} {	
	Object o
	o proc u2 {} {return [::up2]}
	o proc u1 {} {return [::up1]}
	
	Class SM
	SM instproc init args {
	  ::errorCheck [o u1] "::o" "FAILED - UpLevel Test 1"
	  ::errorCheck [o u2] "::s" "FAILED - UpLevel Test 2"
	}
	SM s
    }

    for {set i 1} {$i < $n} {incr i} {
      Class A
      A a
      set oname1 [Object autoname ooo]
      set oname2 [Object autoname -instance OOO]
      A autoname  -reset AAA
      set names [A autoname AAA]
      a autoname -reset aaa
      lappend names [a autoname aaa]
      lappend names [a autoname aaa]
      ::errorCheck $names "AAA1 aaa1 aaa2" "Autoname creation"
      ::errorCheck $oname1 "ooo$i" "Autoname Object 1"
      ::errorCheck $oname2 "oOO$i" "Autoname Object 2"
      ::errorCheck [xotcl::Object set __autonames(ooo)] $i \
	"Autoname Object Count"
    }

    Class P; P p
    P instproc x {} {
      my instvar "x(1) t"
      return $t
    }
    p set x(1) rrr
    ::errorCheck [p x] rrr "Array member alias, no ns"

    Object o
    o proc x {} {
      my instvar "x(1) t"
      return $t
    }
    o set x(1) rrr
    ::errorCheck [o x] rrr "Array member alias, with ns"

    Object o
    o proc x args {puts r}
    ::errorCheck [o info body x] "puts r" "Info Body"
  #::errorCheck [info body o::x] "puts r" "Info Body"; #don't do this

    Object o
    o proc a {} {
      my lappend table(i) xxx
    }
    ::errorCheck [o a]-[o set table(i)] "xxx-xxx" "Array instvar create"

    Class A
    A instproc myProc args {}
    Class Mix1
    Mix1 instproc myProcMix1 args {}
    Class Mix2
    Mix2 instproc myProcMix2 args {}
    Class B -superclass A -instmixin Mix1
    B instproc myProc2 args {}
    B b -mixin Mix2
    b proc objproc args {}

    ::errorCheck [b info procs] objproc "info procs"
    ::errorCheck [B info instprocs] myProc2 "info instprocs"

    ::errorCheck [lsort [b info methods]] "abstract append array autoname check class cleanup configure contains copy defaultmethod destroy eval exists extractConfigureArg f filter filterguard filtersearch forward hasclass incr info init instvar invar isclass ismetaclass ismixin isobject istype lappend method mixin mixinguard move myProc myProc2 myProcMix1 myProcMix2 noinit objproc parametercmd proc procsearch requireNamespace residualargs self set setFilter signature subst trace unknown unset uplevel upvar volatile vwait"  "b info methods"

    ::errorCheck [lsort [b info methods -nocmds]] "abstract check extractConfigureArg f filtersearch forward hasclass init isclass ismetaclass ismixin isobject istype method myProc myProc2 myProcMix1 myProcMix2 objproc proc procsearch self setFilter signature unknown vwait" "b info methods -nocmds"

    ::errorCheck [lsort [b info methods -noprocs]] "append array autoname class cleanup configure destroy eval exists filter filterguard incr info instvar invar lappend mixin mixinguard noinit parametercmd requireNamespace residualargs set subst trace unset uplevel upvar volatile" "b info methods -noprocs"
    ::errorCheck [lsort [b info methods -nocmds -nomixins]] "abstract check extractConfigureArg f filtersearch forward hasclass init isclass ismetaclass ismixin isobject istype method myProc myProc2 objproc proc procsearch self setFilter signature unknown vwait" "b info methods -nocmds -nomixins"

    ::errorCheck [b info methods -nocmds -noprocs] "" "b info methods -nocmds -noprocs"
    ::errorCheck [lsort [B info methods -nocmds]] "abstract allinstances check extractConfigureArg f filtersearch forward hasclass init instforward instproc isclass ismetaclass ismixin isobject istype method objectparameter parameter proc procsearch self setFilter signature slots unknown uses vwait" "B info methods -nocmds"

    namespace eval a {
	proc o args {return o}
    }
    namespace eval a::b {
	proc b args {return b}
    }

    Object a
    a requireNamespace

    set r [a::b::b]
    
    Object a::b
    a::b proc x args {
	return x
    }
    set r "$r-[a::b x]-[a o]"
    ::errorCheck $r b-x-o "Tcl Namespace should survive requireNamespace"

    xotcl::interp create in
    set ::r [in eval {
        package prefer latest
        package req XOTcl; namespace import ::xotcl::*
	Object o
    }]
    xotcl::interp delete in
    ::errorCheck $::r ::o "XOTcl slave interpreter "

    Object o -requireNamespace
    o set r 1
    after 100 {o set r 3}
    o vwait r
    ::errorCheck [o set r] 3 "Vwait test"

    Class NS	
    Class NS::Main

    NS::Main proc m1 {} {
      my m2
    }

    NS::Main proc m2 {} {
      namespace eval :: Object toplevelObj
    }

    NS::Main m1
    ::errorCheck [::toplevelObj set a 1] 1 "toplevel object allocated in ns"


    namespace eval foo {   
      Class Foo
      Foo instproc blah {} {puts jou}
      Foo proc bar {} {puts bar}
    }
    namespace delete foo 
    ::errorCheck [Object isobject ::foo::Foo] 0 "Namespace delete under object"

    # destroy test
    set x [Object create x]
    x destroy
    ::errorCheck [catch {$x set a 1}] 1 "Reference to destroyed object still valid"

    Object create x -volatile
    unset x
    ::errorCheck [catch {x destroy}] 1 "Object should not exist anymore"

    Object create x -volatile
    x destroy
    ::errorCheck [catch {unset x}] 1 "Variable should not exist anymore"
}


@ TestX objectReferences {
    description {
	Regression test for object and class references in tcl_objs
    }
}

TestX objectReferences -proc run {{n 20}} {
  my proc ok01 {} {
    Class AAA
    AAA destroy
    Class AAA
  }
  my proc ok02 {} {
    Class ::AAA
    AAA destroy
    Class AAA
  }
  my proc ok03 {} {
    Class ::AAA
    ::AAA destroy
    Class AAA
  }
  my proc ok04 {} {
    Class ::AAA
    ::AAA destroy
    Class ::AAA
  }
  my proc ok05 {} {
    set c [Class AAA]
    $c destroy
    Class AAA
  }
  my proc ok06 {} {
    set c [Class ::AAA]
    $c destroy
    Class AAA
    }
  my proc ok07 {} {
    set c [Class ::AAA]
    $c destroy
    Class ::AAA
  }
  my proc ok08 {} {
    set c [Class ::AAA]
    $c destroy
    Class $c
  }
  my proc ok09 {} {
    [Class AAA] destroy
    Class AAA
  }
  my proc ok10 {} {
    [Class ::AAA] destroy
    Class AAA
  }
  my proc ok11 {} {
    [Class ::AAA] destroy
    Class ::AAA
  }
  
  for {set i 1} {$i < 20} {incr i} {
    # "reference to xotcl object in instvar"
    Class LexxTreeMounter
    Class LexxTree
    LexxTreeMounter proc new {args} {
      if {[LexxTree exists LexxTreeMounter]} {
	set o [LexxTree set LexxTreeMounter]
      } else {
	set o [my create [my autoname [self]]]
      }
      $o incr C(refcnt)
      return $o
    }
    LexxTreeMounter instproc init {args} {
      my instvar C
      set C(refcnt) 0
      if {[LexxTree exists LexxTreeMounter] == 0} {
	LexxTree set LexxTreeMounter [self]
      }
      next
    }

    set x [LexxTreeMounter new]
    set x [LexxTreeMounter new]

    ::errorCheck [llength [LexxTreeMounter info instances]] 1 singleton

    # "Global reference to xotcl object"
    set ::v [Object ::a]
    set ::w [Object ::b]
    set ::z(1) [Object ::c]
    unset ::v

    # "Class creation and Class destroys, after 2nd round procs contain xotcl-object references"
    foreach m [lsort [my info procs ok*]] {my $m}
    ::errorCheck [my isobject AAA] 1 classdestroys
  }

  catch {UnknownClass destroy}
  set ::utest ""
  Class proc __unknown args {
    #puts stderr ===UNK-$args
    lappend ::utest $args
    set x [Class $args]
    set r [$x]
    #puts r=$r
    return $r
  }

  Class O  -superclass UnknownClass
  ::errorCheck $::utest ::UnknownClass "__unknown 1"
  
  Object o
  ::errorCheck [o mixin XX1] ::XX1 "__unknown XX1"

  namespace eval "" {
    Object o
    ::errorCheck [o mixin XX2] ::XX2 "__unknown XX2"
  }

  namespace eval "::" {
    Object o
    ::errorCheck [o mixin XX3] ::XX3 "__unknown XX3"
  }

  # this version of unknown creates gobal objects
  Class proc __unknown {name} {
    #puts "unknown called with $name"
    set name ::[namespace tail $name]
    set x [Class $name]
    set r [$x]
    #puts "... created $r"
    return $r
  }

  Object o
  ::errorCheck [o mixin XY1] ::XY1 " __unknown XY1"
  
  namespace eval "" {
    Object o
    ::errorCheck [o mixin XY2] ::XY2 " __unknown XY2"
  }
  
  namespace eval :: {
    Object o
    ::errorCheck [o mixin XY3] ::XY3 " __unknown XY3"
  }
  
  Class C
  namespace eval ::tmp {
    Object o -mixin C
    ::errorCheck [o mixin XY4] ::XY4 " __unknown XY4"
  }

  ::errorCheck [UnknownClass info info] {valid options are: args, body, check, children, class, classchildren, classparent, commands, default, filter, filterguard, forward, hasnamespace, heritage, info, instances, instargs, instbody, instcommands, instdefault, instfilter, instfilterguard, instforward, instinvar, instmixin, instmixinguard, instmixinof, instnonposargs, instparametercmd, instpost, instpre, instprocs, invar, methods, mixin, mixinguard, mixinof, nonposargs, parameter, parametercmd, parent, post, pre, precedence, procs, slots, subclass, superclass, vars} "UnknownClass info info"

  # clear unknown handler to avoid strange results later
  Class proc __unknown "" ""

  ::errorCheck [Class info instances *Unk*] ::UnknownClass "match in info instances"
  ::errorCheck [Class info instances Unk*] "::UnknownClass" "no match in info instances"
  ::errorCheck [Class info instances Unk] "" "no match in info instances (no metachars)"
  ::errorCheck [Class info class] ::xotcl::Class "info class of Class"
  ::errorCheck [Class info precedence ::xotcl::Object] ::xotcl::Object "info class of Class Object"
  Class C
  Class D -superclass C
  Class E -superclass D -parameter {{x 1}}

  E instproc t {a b {c 1}} {return ok}
  E proc p {a b {c 1}} {return ok}
  E instproc q {} {return [self proc]}
  ::errorCheck [C info subclass D] ::D "transitive subclass 0"
  ::errorCheck [C info subclass E] "" "transitive subclass 0a"
  ::errorCheck [C info subclass -closure E] ::E "transitive subclass 1"
  ::errorCheck [Object info subclass -closure E] ::E "transitive subclass 2"
  ::errorCheck [D info subclass -closure C] "" "transitive subclass 3"
  ::errorCheck [E info heritage] "::D ::C ::xotcl::Object" "heritage"
  ::errorCheck [E info instargs t] "a b c" "instargs"
  ::errorCheck [E info instdefault t c x] 1 "instdefault"
  ::errorCheck [E info args p] "a b c" "args"
  ::errorCheck [E info default p c x] 1 "default"
  ::errorCheck [E configure [list -p -x -y]] {} "list params 1"
  #::errorCheck [E e1 [list -t -1 -e -3]] ::e1 "list params 2"; # TODO worked in 1.6
  ::errorCheck [E create e1 [list -t -1 -e -3]] ::e1 "list params 2"
  ::errorCheck [e1 x] 1 "instparameter cmd 1"
  ::errorCheck [e1 x 2] 2 "instparameter cmd 2"
  ::errorCheck [e1 x] 2 "instparameter cmd 3"
  ::errorCheck [e1 parametercmd y] "::e1::y" "parametercmd 1"
  ::errorCheck [e1 y 3] 3 "parametercmd 2"
  ::errorCheck [e1 y] 3 "parametercmd 3"
  ::errorCheck [e1 forward regexp -objscope] "::e1::regexp" "forward 1"
  ::errorCheck [e1 regexp (y) xyz _ X] "1" "forward 2"
  ::errorCheck [e1 exists X] "1" "forward 3"
  ::errorCheck [e1 q] q "self proc"

  ::errorCheck [lsort [E info commands]] {p} "class commands"
  ::errorCheck [lsort [E info instcommands]] "q t x" "class instcommands"
  ::errorCheck [E info instbody t] "return ok" "class info instbody"
  
  Object o
  Object o::abc
  Object o::bcd
  Object o::cde
  namespace eval ns1 {Class C; namespace export C}
  o eval {namespace import ::ns1::*}

  ::errorCheck [lsort [o info children]] "::o::abc ::o::bcd ::o::cde" "info children 1"
  ::errorCheck [lsort [o info children *cd*]] "::o::bcd ::o::cde" "info children 2"
  ::errorCheck [o info children ::o::cde] ::o::cde "info children 3"
  ::errorCheck [o info children ::o::def] "" "info children 4"
  Object new -childof o
  ::errorCheck [llength [o info children]] 4 "info children 5"

  ::errorCheck [Object isobject o] 1 "is object 1"
  ::errorCheck [Object isobject ox] 0 "is object 2"

  Class M -superclass Class
  ::errorCheck [Object ismetaclass M] 1 "is metaclass 1"
  ::errorCheck [Object ismetaclass C] 0 "is metaclass 0"

  Class X
  ::errorCheck [Object ismetaclass X] 0 "is metaclass 0"
  ::errorCheck [X isclass] 1 "is isclass 1"
  ::errorCheck [Class info instances X] ::X "is an instance of Class"
  ::errorCheck [catch {X class Object}] 1 "turn class into an object (error)"
  Class Y -superclass X
  Object o1 -mixin Y
  ::errorCheck [o1 info precedence] "::Y ::X ::xotcl::Object" "normal mixin precedence"
  Object X  ;# turn class X into Object X (via destroy/create)
  ::errorCheck [o1 info precedence] "::Y ::xotcl::Object" "reduced mixin precedence"
  X destroy 
  Y destroy
  o1 destroy

  Class M -superclass Class
  M create m1
  ::errorCheck [Object ismetaclass M] 1 "is metaclass 1"
  ::errorCheck [M isclass] 1 "is isclass 1"
  ::errorCheck [Class info instances M] ::M "is an instance of Class"
  ::errorCheck [m1 info class] ::M "m1 is an instance of the meta-class"
  ::errorCheck [m1 isclass] 1 "m1 is isclass 1"
  ::errorCheck [m1 info class] ::M "m1 is of class ::M"
  Object M ;# make object from metaclass
  ::errorCheck [Object ismetaclass M] 0 "is metaclass 0"
  ::errorCheck [M isclass] 0 "is isclass 0"
  ::errorCheck [Class info instances M] "" "is not an instance of Class"
  ::errorCheck [Object isclass m1] 1 "m1 is still a class"
  ::errorCheck [::xotcl::is object m1] 1 "m1 is still an object"
  ::errorCheck [::xotcl::is class m1] 1 "m1 is still a class"
  ::errorCheck [::xotcl::relation m1 class] ::xotcl::Class "m1 now a baseclass"
 ::errorCheck [m1 info class] ::xotcl::Class "m1 is now an instance of Class"

  ::errorCheck [m1 isclass] 1 "m1 is isclass 1"
  ::errorCheck [m1 info class] ::xotcl::Class "m1 is of class ::xotcl::Class"
  M destroy
  
  # to be completed XXX

  Class C -parameter {number name}
  C instproc test {} {
    my instvar {number x} name
    return [list $name $x]
  }
  C c -name koen -number 25
  ::errorCheck [c test] "koen 25" "instvar with alias"

  #
  Class C
  Class D -superclass C
  Class D1
  D instmixin D1
  D d1

  ::errorCheck [d1 info precedence] "::D1 ::D ::C ::xotcl::Object" "d1 info precedence"
  ::errorCheck [d1 info precedence *] "::D1 ::D ::C ::xotcl::Object" "d1 info precedence *"
  ::errorCheck [d1 info precedence ::D*] "::D1 ::D" "d1 info precedence pattern"
  ::errorCheck [d1 info precedence -intrinsic] "::D ::C ::xotcl::Object" "d1 info precedence -intrinsic"
  ::errorCheck [d1 info precedence -intrinsic *] "::D ::C ::xotcl::Object" "d1 info precedence -intrinsic *"
  ::errorCheck [d1 info precedence -intrinsic ::D*] "::D" "d1 info precedence -intrinsic pattern"

  d1 destroy
  D destroy
  D1 destroy
}


@ TestX condMixins {
  description {
    Regression test for conditional mixins
  }
}

TestX create condMixins -proc show {c obj} {
  set ::context $c
  set r [list]
  foreach x [list \
	     [list $obj info methods salary] \
	     [list $obj info methods -incontext salary] \
	     [list $obj info methods driv*] \
	     [list $obj info methods -incontext driv*] \
	    ] {
    lappend r "$::context:  $x => [lsort [eval $x]]"
  }
  return $r
}
condMixins proc run {{n 20}} {

  Object instproc signature {} {return "[self] [my info class] ([my age] years)"}
  Class Person -parameter {id name age}

  Class Payroll-aspect -parameter salary
  Payroll-aspect instproc print {} {puts "[my signature]: [my salary]"}
  Class Driver-aspect -parameter driving-license
  Payroll-aspect instproc print {} {puts "[my signature]: [my driving-license]"}

  Person instmixin {{Payroll-aspect -guard {[string equal $::context "payrollApp"]}}}
  Person jim -mixin {{Driver-aspect -guard {[string equal $::context "shipmentApp"]}}}

  set ::context payrollApp

  ::errorCheck [lsort [jim info methods]] "abstract age append array autoname check class cleanup configure contains copy defaultmethod destroy driving-license eval exists extractConfigureArg filter filterguard filtersearch forward hasclass id incr info init instvar invar isclass ismetaclass ismixin isobject istype lappend method mixin mixinguard move name noinit parametercmd print proc procsearch requireNamespace residualargs salary self set signature subst trace unknown unset uplevel upvar volatile vwait" "condmixin all methods"

  ::errorCheck "[lsort [jim info methods -incontext]]" "abstract age append array autoname check class cleanup configure contains copy defaultmethod destroy eval exists extractConfigureArg filter filterguard filtersearch forward hasclass id incr info init instvar invar isclass ismetaclass ismixin isobject istype lappend method mixin mixinguard move name noinit parametercmd print proc procsearch requireNamespace residualargs salary self set signature subst trace unknown unset uplevel upvar volatile vwait" "all methods in context"

  ::errorCheck [my show payrollApp jim] "{payrollApp:  jim info methods salary => salary} {payrollApp:  jim info methods -incontext salary => salary} {payrollApp:  jim info methods driv* => driving-license} {payrollApp:  jim info methods -incontext driv* => }" "payrollApp jim"
  ::errorCheck [my show shipmentApp jim] "{shipmentApp:  jim info methods salary => salary} {shipmentApp:  jim info methods -incontext salary => } {shipmentApp:  jim info methods driv* => driving-license} {shipmentApp:  jim info methods -incontext driv* => driving-license}" "shipmentApp jim"

}


@ TestX volatileObjects {
  description {
    Regression test for volatile objects
  }
}

TestX create volatileObjects
volatileObjects proc inscope {} {
  set r 0
  set y 0
  set z 0
  set c [C new -volatile]
  catch {incr r [$c test]}
  catch {set y [$c y]}
  catch {set z [$c z]}
  if {[catch {set u [$c u]} err]} {puts stderr $err}
  return $r-[llength [C info instances]]-$y-$z-$u
}
volatileObjects proc run {{n 20}} {
  Class create ::xotcl::_creator -instproc create {args} {
    set result [next]
    return $result
  }
  Class instproc f args {
    #puts stderr "*****F [self calledproc]"
    return [next]
  }

  Class C -parameter {{x 0}}
  C instproc f args {
    #puts stderr "*****C [self calledproc]"
    return [next]
  }
  C instproc test {} { my incr x }
  C instproc y {} { my instvar x; incr x  }
  C instproc z {} { my set x 10 }
  C instproc u {} { upvar [self callinglevel] z b; info exists b }

  Class create ::xotcl::I -instproc instvar args {
    #puts [self proc]
    next
  } -instproc set args {
    #puts [self proc]
    next
  } -instproc u args {
    #puts [self proc]
    next
  }

  ::errorCheck [llength [C info instances]] 0 "foreign instances"
  ::errorCheck [my inscope] 1-1-2-10-1 "volatile objects in scope"
  ::errorCheck [llength [C info instances]] 0 "instances survived scope"
  
  Class instmixin ::xotcl::_creator
  ::errorCheck [my inscope] 1-1-2-10-1 "volatile objects in scope through mixin"
  ::errorCheck [llength [C info instances]] 0 \
      "instances survived scope through mixin"

  Class instfilter f
  ::errorCheck [my inscope] 1-1-2-10-1 \
      "volatile objects in scope through mixin + filter"
  ::errorCheck [llength [C info instances]] 0 \
      "instances survived scope through mixin + filter"

  Class instmixin {}

  Class instfilter f
  ::errorCheck [my inscope] 1-1-2-10-1 \
      "volatile objects in scope through filter"
  ::errorCheck [llength [C info instances]] 0 \
      "instances survived scope through filter"

  Class instfilter {}
  C instmixin ::xotcl::I
  ::errorCheck [my inscope] 1-1-2-10-1 \
      "instvar overload in scope through mixin"

  C instfilter f
  ::errorCheck [my inscope] 1-1-2-10-1 \
      "instvar overload in scope through mixin and filter"

  C instfilter {}
  Class instproc f {} {}
}



TestX create uplevelCmds
uplevelCmds proc upproc {} {
  lappend ::result [list \
			self=[self] \
			up1=[uplevel 1 self] \
			up2=[uplevel 2 self] \
			up3=[uplevel 3 self] ]
}
uplevelCmds proc run {{n 20}} {
  Object o1 -proc m {} {
    set ::result [list]
    lappend ::result [list \
			  self=[self] \
			  up1=[uplevel 1 self] \
			  up2=[uplevel 2 self] \
			  up3=[uplevel 3 self] ]
    #uplevelCmds::upproc
    uplevelCmds upproc
    return $::result
  }
  Object o2 -proc m {} {
    o1 m
  }
  Object o3 -proc m {} {
    o2 m
  }
  Object o4 -proc m {} {
    o3 m
  }
  ::errorCheck [o4 m] \
      "{self=::o1 up1=::o2 up2=::o3 up3=::o4} {self=::uplevelCmds up1=::o1 up2=::o2 up3=::o3}" \
      "uplevel self"
  o4 m

  proc showstack {} {
    set l [info level]
    for {set i $l} {$i>0} {incr i -1} {
      set vars [uplevel \#$i info vars]
      upvar \#$i what w
      if {![info exists w]} {set w ""}
      puts "$i: $w[info level $i] vars=$vars"
    }
  }

  Class C
  C instproc u0 {} {
    upvar [self callinglevel] x y; incr y
    return [uplevel [self callinglevel] {incr x 1}]
  }
  C instproc u1 {} {
    upvar [self callinglevel] x y; incr y
    set r [uplevel [self callinglevel] {incr x 1}]
    set z [uplevel [self activelevel] incr z]
    return $z-$r
  }
  C instproc p0 {y} {
    set x $y
    set r [my u0]
    return $r-$x
  }
  C instproc p1 {y} {
    set z 0
    set x $y
    set r [my u1]
    return $r-$x
  }
  Class D -superclass C
  D instproc u0 {} {
    upvar [self callinglevel] x y; incr y
    return [uplevel [self callinglevel] {incr x 1}]
  }
  D instproc u1 {} {
    set z [uplevel [self activelevel] incr z]
    set r [next]
    return $z-$r
  }
  Class M
  M instproc u1 {} {
    set z [uplevel [self activelevel] incr z]
    set r [next]
    return $z-$r
  }
  Object instproc f args {
    next
  }

  D create d1
  errorCheck [d1 p0 1] 3-3 "simple uplevel"
  errorCheck [d1 p1 1] 2-2-3-3 "uplevel through next in class hierarchy + activelevel"
  D instmixin M
  errorCheck [d1 p1 1] 1-3-3-3-3 "uplevel through mixin and class hierarchy + activelevel"
  Object instfilter f
  errorCheck [d1 p1 1] 1-3-3-3-3 "uplevel through filter, mixin and class hierarchy + activelevel"
  Object instfilter ""
  D instmixin {}

  # now again the same tests with upvar and uplevel methods

  C instproc u0 {} {
    my upvar [self callinglevel] x y; incr y
    return [my uplevel {incr x 1}]
  }
  C instproc u1 {} {
    my upvar [self callinglevel] x y; incr y
    set r [my uplevel {incr x 1}]
    set z [my uplevel [self activelevel] incr z]
    return $z-$r
  }
  D instproc u0 {} {
    my upvar [self callinglevel] x y; incr y
    return [my uplevel {incr x 1}]
  }
  Class M
  M instproc u1 {} {
    set z [my uplevel [self activelevel] incr z]
    set r [next]
    return $z-$r
  }
  errorCheck [d1 p0 1] 3-3 "upvar method: simple uplevel"
  errorCheck [d1 p1 1] 2-2-3-3 \
      "upvar method: uplevel through next in class hierarchy + activelevel"
  D instmixin M
  errorCheck [d1 p1 1] 1-3-3-3-3 \
      "upvar method: uplevel through mixin and class hierarchy + activelevel"
  Object instfilter f
  errorCheck [d1 p1 1] 1-3-3-3-3 \
      "upvar method: uplevel through filter, mixin and class hierarchy + activelevel"
  Object instfilter ""
  D instmixin {}

  # now again the same tests with upvar and uplevel methods with default levels

  C instproc u0 {} {
    my upvar x y; incr y
    return [my uplevel {incr x 1}]
  }
  C instproc u1 {} {
    my upvar x y; incr y
    set r [my uplevel {incr x 1}]
    set z [my uplevel [self activelevel] incr z]
    return $z-$r
  }
  D instproc u0 {} {
    my upvar x y; incr y
    return [my uplevel {incr x 1}]
  }
  Class M
  M instproc u1 {} {
    set z [my uplevel [self activelevel] incr z]
    set r [next]
    return $z-$r
  }
  errorCheck [d1 p0 1] 3-3 "upvar method: simple uplevel (dl)"
  errorCheck [d1 p1 1] 2-2-3-3 \
      "upvar method: uplevel through next in class hierarchy + activelevel (dl)"
  D instmixin M
  errorCheck [d1 p1 1] 1-3-3-3-3 \
      "upvar method: uplevel through mixin and class hierarchy + activelevel (dl)"
  Object instfilter f
  errorCheck [d1 p1 1] 1-3-3-3-3 \
      "upvar method: uplevel through filter, mixin and class hierarchy + activelevel (dl)"
  Object instfilter ""
  D instmixin {}

  C instproc selftest args {
    return [self class]/[self isnextcall]-[next]
  }
  D instproc selftest args {
    return [self class]/[self isnextcall]-[next]
  }
  errorCheck [d1 selftest] "::D/0-::C/1-" \
      "self isnextcall"
  
  Object instproc each {objName body} {
    #puts " *** level = [info level] self callinglevel = [self callinglevel]"
    uplevel [self callinglevel] [list foreach $objName [lsort [[self] info children]] $body]
  }

  Class TestB
  Class TestA
  TestA instproc init {args} {
    next
    TestB [self]::b1
    TestB [self]::b2
    TestB [self]::b3
  }

  Class Test
  Test instproc init {args} {
    next
    TestA [self]::a1
    TestA [self]::a2
    TestA [self]::a3
  }
  Test instproc loop1 {} {
    set i 0
    [self] each a {
      incr i
      #puts "$a"
    }
    #puts "Total = $i"
    return $i
  }
  Test instproc loop2 {} {
    set i 0
    [self] each a {
      incr i
      #puts "$a"
      $a each b {
	incr i
	#puts "  $b"
      }
    }
    #puts "Total = $i"
    return $i
  }
  Object instproc f args {next}

  Test t

  errorCheck [t loop1] 3 "uplevel eval loop"
  errorCheck [t loop2] 12 "nested uplevel eval loop"
  t filter f
  errorCheck [t loop1] 3 "uplevel eval loop with filter"
  errorCheck [t loop2] 12 "nested uplevel eval loop with filter"
  t destroy

}


TestX create namespaceCommands -proc run {{n 20}} {
  errorCheck [catch {
    namespace eval foo {
      Class m
      Object o -mixin m
    }
  }] 0 "mixin resolved from namespace"

  Class create ::xotcl::_creator -instproc create {args} {
    set result [next]
    return $result
  }

  errorCheck [catch {
    namespace eval bar {
      Class A
      namespace export A
    }

    namespace eval foo {
      Class M -superclass Class

      namespace import ::bar::*
      Class B -superclass A -instmixin M
      
      Class instmixin ::xotcl::_creator
      Class C -superclass A -instmixin B
      Class instmixin ""
    }
  } error] 0 "mixin and Class resolve and import into namespace\n$error"
  
}

TestX create metaClassAsMixin -proc run {{n 20}} {
  Class create A -instmixin Class
  Class create B -superclass A
  B create b1
  errorCheck [A ismetaclass]-[B ismetaclass]-[b1 ismetaclass]-[b1 isclass] \
      "1-1-0-1" "metaclass through mixin"
}

TestX create nonposargs -proc run {{n 20}} {
  Object o
  o set result ""
  o proc test1 {-x:switch y} {
    my append result "x=$x y=$y, "
  }
  o test1 1
  o test1 -x 1

  o proc test2 {{-x:switch true} y} {
    my append result "x=$x y=$y, "
  }
  o test2 2
  o test2 -x 2

  o proc test3 {{-x:switch false} y} {
    my append result "x=$x y=$y, "
  }
  o test3 3
  o test3 -x 3
  errorCheck [o set result]  \
      "x=0 y=1, x=1 y=1, x=true y=2, x=0 y=2, x=false y=3, x=1 y=3, " \
      "nonpos args switch"

  Object o	
  o proc x {a b} {
    return "$a $b"
  }
  o proc y {-x {-a {1 2 3}} a b} {
    return "$args"
  }
  o proc z1 {-x:required {-a {1 2 3}} a args} {
    return "$x -- $args"
  }
  o proc z2 {-x:required {-a {1 }} {-b {1 2}} args} {return "$x -- $args -- $a -- $b"}
  o proc z3 {-b:boolean arg} {
    return "$b $arg"
  }
  Object colorchecker
  colorchecker proc color {var value} {
    lappend ::r "color <$var> <$value>"
  }
  colorchecker proc reddish {var value} {
    lappend ::r "reddish <$var> <$value>"
  }
  
#   o proc z4 {
#              {{-b: required, checkobj colorchecker,color, reddish,
#                checkobj xotcl::nonposArgs,required} red}
#              {{-c: required }}
#              arg
#            } {
#                lappend ::r "$b $arg"
#                return "$b $arg"
#              }
  o proc z5 {-pos args} {
    return [list $pos $args]
  }

  Class P
  P instproc x {a b} {
    return "$a $b"
  }

  P instproc z2 {-x:required {-a 1} {-b {1 2}} args} {return "$x -- $args -- $a -- $b"}
  P instproc z3 {-x:required {-a 1} {-b {1 2}} a b c} {
    return "$x -- $args -- $a -- $b"
  }

  P p

  errorCheck [o x 1 2] "1 2" "Ordinary Method"
  errorCheck [p x 3 4] "3 4" "Ordinary Method (2)"
  catch {
    o y 4 56 5
  } m
  errorCheck $m \
      {Invalid argument '5', maybe too many arguments; should be "::o y ?-x value? ?-a value? a b"} \
      "wrong \# check 1"

  catch {
    o y
  } m
  errorCheck $m {required argument 'a' is missing, should be:
	::o y ?-x value? ?-a value? a b} "wrong \# check 2"

  catch {
    o y -x 1
  } m
  errorCheck $m {required argument 'a' is missing, should be:
	::o y ?-x value? ?-a value? a b} "wrong \# check 3"

  catch {
    o z1 a 1 2 3
  } m
  errorCheck $m {required argument 'x' is missing, should be:
	::o z1 -x ?-a value? a ?arg ...?} "required missing"
  errorCheck [o z1 -x 1  a 1 2 3] "1 -- 1 2 3" "invocation 1"
  errorCheck [o z2 -x 2  a 1 2 3] "2 -- a 1 2 3 -- 1  -- 1 2" "invocation 2"
  catch {
    o y -x 1 -a 2 2 3
  } m
  errorCheck $m "can't read \"args\": no such variable" "args unset?"
  errorCheck [o z2 -a 2 -x 1 -b 3 a b c] \
      "1 -- a b c -- 2 -- 3" "invocation 3"
  errorCheck [p z2 -x 1 -a 2 -b 3 a b c] \
      "1 -- a b c -- 2 -- 3" "invocation 4"
    errorCheck [o z3 -b true -- -b] "true -b" "dash dash"
    errorCheck [o z5 -pos 1 a b] "1 {a b}" "nonpos with given args"
    errorCheck [o z5 -pos 1 a] "1 a" "nonpos with given args"
    errorCheck [o z5 -pos 1] "1 {}" "nonpos without given args"

    catch {
	o z3 -b abc -- -b
    } m
  errorCheck $m {expected boolean but got "abc" for parameter "-b"} "not boolean"

    set ::r ""    
    #o z4 -c 1 1
    #errorCheck $::r "{color <b> <red>} {reddish <b> <red>} {red 1}" \
	"multiple check options + checkobject"

    errorCheck [o info body z2] {return "$x -- $args -- $a -- $b"} "info body 1"
    errorCheck [P info instbody z2] {return "$x -- $args -- $a -- $b"} "info instbody z2"
#    errorCheck [o info args z4] {arg} "info args"
#    errorCheck [o info nonposargs z4] "{{-b:required,checkobj colorchecker,color,reddish,checkobj xotcl::nonposArgs,required} red} -c:required"  "info nonposargs 1"
    errorCheck [o info nonposargs x] {} "info nonposargs 2"
    errorCheck [P info instargs z3] {a b c} "info instargs"
    errorCheck [P info instnonposargs z3] {-x:required {-a 1} {-b {1 2}}} "info instnonposargs 1"
    errorCheck [P info instnonposargs x] {} "info instnonposargs 2"


    Object o
    o proc foo {{-a apple} {b banana}} {
      return [list [lsort [info locals]] a: $a   b: $b]
    }
    o proc foo2 {{-a apple} {b banana} {c apple}} {
      return [list [lsort [info locals]] a: $a   b: $b c: $c]
    }
    o proc foo3 {{-a apple} x y {b banana} {c apple}} {
      return [list [lsort [info locals]] x: $x y: $y a: $a   b: $b c: $c]
    }

    errorCheck [o foo] [list {a b} a: apple b: banana] \
	"non pos + default values 1"
    errorCheck [o foo -a ack] [list {a b} a: ack b: banana] \
	"non pos + default values 2"
    errorCheck [o foo bar] [list {a b} a: apple b: bar] \
	"non pos + default values 3"
    errorCheck [o foo -a ack bar] [list  {a b} a: ack b: bar] \
	"non pos + default values 4"
    errorCheck [o foo2 -a ack] [list {a b c} a: ack b: banana c: apple] \
	"non pos + default values 5"
    errorCheck [ o foo3 -a ack 1 2] [list {a b c x y} x: 1 y: 2 \
				     a: ack b: banana c: apple] \
	"non pos + default values 6"

  Object o
  o proc foo {{-foo 1}} {
    #puts "foo: $foo"
  }
  o foo
  o foo -foo 0
  catch {o foo -foo} msg
  errorCheck $msg "Value for parameter '-foo' expected" "Empty non-pos arg"
  
  Object oa
  oa proc foo {{-a A} b} {
    #puts "$a $b"
  }
  oa foo "B"
  oa foo "-"
  oa foo "---"
  catch {oa foo "--"} msg
  
  errorCheck $msg {required argument 'b' is missing, should be:
	::oa foo ?-a value? b} "Non-pos arg: double dash alone"
	
  Class C
  C create c1
  C instproc m2 {
    {-flag:boolean false}
    x y {z 15}
  } {
    return $flag-$z   
  }
  c1 proc m14 {
    {-flag:boolean false}
    x y {z 15}
  } {
    return $flag-$z
  }

  errorCheck [list [c1 m14 1 2 3] [c1 info args m14] \
	[c1 info default m14 z e] [set e]] \
	"false-3 {x y z} 1 15" \
	"Defaults proc"


  errorCheck [list [c1 m2 1 2 3] [C info instargs m2]] \
	"false-3 {x y z}" \
	"info instargs"

  errorCheck [list [C info instdefault m2 x d] [C info instdefault m2 z d] [set d]] \
	"0 1 15" \
	"Defaults for instproc"

  catch {C info instdefault m2 xxx e} msg
  errorCheck $msg {procedure "m2" doesn't have an argument "e"} \
	"Defaults instproc error"

  C instproc m3 {
    {-flag:boolean}
    x y z
  } {
    return hu3
  }

  errorCheck [c1 m3 1 2 3] "hu3" "Defaults instproc no flag"

  Object o
  o proc f1 {{-x:boolean true} a  } {
    if {![info exists a]} {error "pos arg a does not exist"}
    if {$x ne "true"} {error "x $x ne true"}
    if {$a ne "x"} {error "a $a ne x"}
    if {[info exists args]} {error "args still exists"}
  }
  o proc f2 {{-x:boolean true} {a x}} {
    if {![info exists a]} {error "pos arg a does not exist"}
    if {$x ne "false"} {error "x $x ne false"}
    if {$a ne "x"} {error "a $a ne x"}
    if {[info exists args]} {error "args still exists"}
  }
  o proc f3 {{-x:boolean true}  } {
    if {$x ne "true"} {error "x $x ne true"}
    if {[info exists args]} {error "args still exists"}
  }
  o proc p0 {{-x 1} a} {
    #puts "--- [self proc] x=$x [info exists a]"
    if {![info exists a]} {error "pos arg a does not exist"}
    if {$a != 1} {error "a $a != 1"}
    if {$x != 1} {error "x $x != 1"}
    if {[info exists args]} {error "args still exists"}
  }
  o proc p1 {{-x 1} a args} {
    #puts "--- [self proc] x=$x [info exists a] args=$args"
    if {![info exists a]} {error "pos arg a does not exist"}
    if {$a != 1} {error "a $a != 1"}
    if {$x != 1} {error "x $x != 1"}
    if {$args ne ""} {error "args $args ne {}"}
  }
  o proc p2 {{-x 1} args} {
    if {$x != 1} {error "x $x != 1"}
    if {$args ne ""} {error "args $args ne {}"}
  }
  o proc p3 {{-x 1} args} {
    if {$x != 1} {error "x $x != 1"}
    if {$args ne "a b c"} {error "args $args ne {}"}
  }
  o proc p4 {{-x 1} args} {
    if {$x != 2} {error "x $x != 2"}
    if {$args ne "a b c"} {error "args $args ne {a b c}"}
  }
  o proc p5 {{-x 1} a args} {
    #puts "--- [self proc] x=$x [info exists a] args=$args"
    if {![info exists a]} {error "pos arg a does not exist"}
    if {$a != 1} {error "a $a != 1"}
    if {$x != 1} {error "x $x != 1"}
    if {$args ne "a b c"} {error "args $args ne {a b c}"}
  }
  o proc p6 {{-x 1} a args} {
    #puts "--- [self proc] x=$x [info exists a] args=$args"
    if {![info exists a]} {error "pos arg a does not exist"}
    if {$a != 1} {error "a $a != 1"}
    if {$x != 2} {error "x $x != 2"}
    if {$args ne "a b c"} {error "args $args ne {a b c}"}
  }
  o proc p7 {{-x 1} a args} {
    #puts "--- [self proc] x=$x [info exists a] args=$args"
    if {![info exists a]} {error "pos arg a does not exist"}
    if {$a != 1} {error "a $a != 1"}
    if {$x != 2} {error "x $x != 2"}
    if {$args ne ""} {error "args $args ne {}"}
  }
  o proc p8 {{-x 1} {a 1} args} {
    #puts "--- [self proc] x=$x [info exists a] args=$args"
    if {![info exists a]} {error "pos arg a does not exist"}
    if {$a != 1} {error "a $a != 1"}
    if {$x != 2} {error "x $x != 2"}
    if {$args ne ""} {error "args $args ne {}"}
  }
  errorCheck [catch {o f1 x}] 0 nonpos-1
  errorCheck [catch {o f1 -y 1}] 1  nonpos-2
  errorCheck [catch {o f1 -x false}] 1 nonpos-3
  errorCheck [catch {o f2 -x false}] 0 nonpos-4
  errorCheck [catch {o f3}] 0 nonpos-5
  errorCheck [catch {o f3 -x true -y 1}] 1  nonpos-6
  errorCheck [catch {o f3-y 1}] 1 nonpos-7
  errorCheck [catch {o p0 1}] 0 nonpos-8
  errorCheck [catch {o p1 1}] 0 nonpos-9
  errorCheck [catch {o p1 }] 1 nonpos-10
  errorCheck [catch {o p2 }] 0 nonpos-11
  errorCheck [catch {o p3 a b c}] 0 nonpos-12
  errorCheck [catch {o p4 -x 2 a b c}] 0 nonpos-13
  errorCheck [catch {o p5 1 a b c}] 0 nonpos-14
  errorCheck [catch {o p7 -x 2 1}] 0 nonpos-15
  errorCheck [catch {o p7 -x 2 }] 1 nonpos-16
  errorCheck [catch {o p8 -x 2 }] 0 nonpos-17

  o proc foo {-enable:switch i:integer} {
    return "enable=$enable, i=$i"
  }
  o proc bar {-enable:switch o:object c:class} {
    return "o=$o c=$c"
  }
  errorCheck [catch {o foo 123}] 0 check-pos-args-1
  errorCheck [catch {o foo abc}] 1 check-pos-args-2
  errorCheck [catch {o bar o Object}] 0 check-pos-args-3
  errorCheck [catch {o bar ooo Object}] 1 check-pos-args-4
  errorCheck [catch {o bar o Object1}] 1 check-pos-args-5

  Class X
  X instproc ListOfStringsOption {{-default "murr6"} {-cb {}} name} {
    if {$cb eq {}} { set cb "::set ::$name " } ;# global variable
    eval $cb \$default
  }
  ::X create x1
  ::x1 ListOfStringsOption uu
  errorCheck [set ::uu] murr6 murr6
  ::x1 destroy
  X destroy
}


TestX copymove2 -proc run {{n 10}} {

  # Composite
  Class Composite -superclass Class
  Composite instproc addop {op} {
    my instvar ops
    set ops($op) $op
  }
  Composite instproc compositeFilter args {
    set m [self calledproc]
    set c [lindex [self filterreg] 0]
    set r [next]

    if {[$c exists ops($m)]} {
      foreach child [my info children] {
	eval [self]::$child $m $args
      }
    }
    return $r
  } 
  
  Composite AbstractNode
  AbstractNode abstract instproc iterate v
  AbstractNode addop iterate
  for {set i 0} {$i < $n} {incr i} {
    #
    # class copy
    #
    foreach filters {{} compositeFilter} {
      Composite instfilter $filters
      AbstractNode instfilter $filters
      Object commands
      Class Commands -superclass AbstractNode
      Class Command -superclass Commands
      Command instproc init args {
	my instvar label
	set label [self]
	next
      }
      Command instproc setlabel {{arg ""}} {
	my instvar label
	if {$arg eq ""} {
	  set label
	} else {
	  set label $arg
	}
      }
      Command instproc setproc {value} {
	my instvar src 
	set src $value
      }
      # prototypes
      Command commands::cellcmd
      commands::cellcmd copy toto
    }
  }
}

TestX proc run {} {
  foreach test [lsort [TestX info instances]] {
    puts stderr "$test: start"
    $test run
  }
}

puts "XOTcl - Test"

puts "Time used: [time {TestX run} 1]"

# toplevel tests #################################################
Class instmixin {}
C instmixin {}
set o [C new -volatile];errorCheck [Object isobject $o] 1 "topLevel, check object 1 - $o"
Class instmixin ::xotcl::_creator
set o [C new -volatile];errorCheck [Object isobject $o] 1 "topLevel, check object 2 - $o"
C instmixin ::xotcl::I
set o [C new -volatile];errorCheck [Object isobject $o] 1 "topLevel, check object 3 - $o"
foreach i [C info instances] {$i destroy}

proc x {} {
  Class instmixin {}
  C instmixin {}
  set c0 [llength [C info instances]]
  set o1 [C new -volatile]; errorCheck [Object isobject $o1] 1 "x, check object"
  Class instmixin ::xotcl::_creator
  set o2 [C new -volatile]; errorCheck [Object isobject $o2] 1 "x, check object"
  C instmixin ::xotcl::I
  set o3 [C new -volatile]; errorCheck [Object isobject $o3] 1 "x, check object"
  set c1 [llength [C info instances]]
  errorCheck [expr {$c1 - $c0 != 3}] 0 "exit x, three more objects"
  #puts stderr "WE HAVE $o1 $o2 $o3"
}

x
errorCheck [expr {[llength [C info instances]] > 0}] 0 "top, all volatile object gone"

proc x1 {} {
  set c0 [llength [C info instances]]
  set o1 [C new -volatile]; errorCheck [Object isobject $o1] 1 "x1, check object $o1"
  x
  set o2 [C new -volatile]; errorCheck [Object isobject $o2] 1 "x1, check object $o2"
  set c1 [llength [C info instances]]
  errorCheck [expr {$c1 - $c0 != 2}] 0 "exit x1, two more objects - $c1 ($o1,$o2), [C info instances]"
}
x1

errorCheck [expr {[llength [C info instances]] > 0}] 0 "top, volatile objects gone"

Object o
o proc test {} {
  x1; errorCheck [expr {[llength [C info instances]] > 0}] 0 "x1 from o"
}

o test

puts "PASSED ::topLevelCommands"