Index: TODO
===================================================================
diff -u -r3b654bd0096ee0be729cbdefa63c0d981a708828 -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- TODO	(.../TODO)	(revision 3b654bd0096ee0be729cbdefa63c0d981a708828)
+++ TODO	(.../TODO)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -3581,6 +3581,9 @@
   - added MethodDupInternalRep() and FlagDupInternalRep()
     since they appear to be required in Tcl 8.6b2.
 
+tests:
+   - added "package prefer latest" to avoid confusions of alpha and beta releases
+     with install versions
 
 TODO:
  - unknown arg handler must find a way to aviod method deletions or redefinitions
Index: library/xotcl/tests/UNIVERSAL.test
===================================================================
diff -u -rb07223692b7ed8b9b1cfc81f202f73c066456c7c -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/UNIVERSAL.test	(.../UNIVERSAL.test)	(revision b07223692b7ed8b9b1cfc81f202f73c066456c7c)
+++ library/xotcl/tests/UNIVERSAL.test	(.../UNIVERSAL.test)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1,6 +1,6 @@
 # -*- Tcl -*-
 #if {[set ::tcl_platform(platform)] == "windows"} {lappend auto_path .}
-
+package prefer latest
 package require XOTcl; namespace import -force xotcl::*
 set pkgdir  [file dir [info script]]/..
 lappend auto_path $pkgdir
Index: library/xotcl/tests/actiweb.test
===================================================================
diff -u -rb07223692b7ed8b9b1cfc81f202f73c066456c7c -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/actiweb.test	(.../actiweb.test)	(revision b07223692b7ed8b9b1cfc81f202f73c066456c7c)
+++ library/xotcl/tests/actiweb.test	(.../actiweb.test)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -3,6 +3,7 @@
 #if {[set ::tcl_platform(platform)] == "windows"} {
 #  lappend auto_path .
 #}
+package prefer latest
 package require XOTcl; namespace import -force ::xotcl::*
 set pkgDir [file dirname [info script]]/..
 lappend auto_path $pkgDir
Index: library/xotcl/tests/persistence.test
===================================================================
diff -u -rb07223692b7ed8b9b1cfc81f202f73c066456c7c -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/persistence.test	(.../persistence.test)	(revision b07223692b7ed8b9b1cfc81f202f73c066456c7c)
+++ library/xotcl/tests/persistence.test	(.../persistence.test)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1,5 +1,6 @@
 #!../../src/xotclsh
 # -*- Tcl -*- 
+package prefer latest
 package require XOTcl; namespace import -force xotcl::*
 
 @ @File {
Index: library/xotcl/tests/slottest.xotcl
===================================================================
diff -u -r24724ebae83af4e0104b349a2fb582bfc71a7475 -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/slottest.xotcl	(.../slottest.xotcl)	(revision 24724ebae83af4e0104b349a2fb582bfc71a7475)
+++ library/xotcl/tests/slottest.xotcl	(.../slottest.xotcl)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1,4 +1,5 @@
 # -*- Tcl -*-
+package prefer latest
 package require XOTcl; namespace import -force ::xotcl::*
 package require nx::test
 
Index: library/xotcl/tests/speedtest.xotcl
===================================================================
diff -u -r679a4d086fb9b8a728e0d33f5fa6520f2ce2f954 -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/speedtest.xotcl	(.../speedtest.xotcl)	(revision 679a4d086fb9b8a728e0d33f5fa6520f2ce2f954)
+++ library/xotcl/tests/speedtest.xotcl	(.../speedtest.xotcl)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1,5 +1,6 @@
 # -*- Tcl -*-
 #memory trace on
+package prefer latest
 package require XOTcl; namespace import ::xotcl::*
 package require nx::test; namespace import nx::Test
 
Index: library/xotcl/tests/testo.xotcl
===================================================================
diff -u -rf3b7952aabc9e4f9079febd1f5b7f5fb833fd50c -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/testo.xotcl	(.../testo.xotcl)	(revision f3b7952aabc9e4f9079febd1f5b7f5fb833fd50c)
+++ library/xotcl/tests/testo.xotcl	(.../testo.xotcl)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -11,6 +11,7 @@
 # suitability of this software for any purpose.  It is provided "as is"
 # without express or implied warranty.
 #
+package prefer latest
 package require XOTcl; namespace import ::xotcl::*
 
 @ @File {description {
Index: library/xotcl/tests/testx.xotcl
===================================================================
diff -u -r24724ebae83af4e0104b349a2fb582bfc71a7475 -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/testx.xotcl	(.../testx.xotcl)	(revision 24724ebae83af4e0104b349a2fb582bfc71a7475)
+++ library/xotcl/tests/testx.xotcl	(.../testx.xotcl)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1,4 +1,5 @@
 # -*- Tcl -*-
+package prefer latest
 package require XOTcl; namespace import -force ::xotcl::*
 
 proc ::errorCheck {got expected msg} {
@@ -3211,6 +3212,7 @@
 
     xotcl::interp create in
     set ::r [in eval {
+        package prefer latest
         package req XOTcl; namespace import ::xotcl::*
 	Object o
     }]
Index: library/xotcl/tests/xoRDF.test
===================================================================
diff -u -rb07223692b7ed8b9b1cfc81f202f73c066456c7c -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/xoRDF.test	(.../xoRDF.test)	(revision b07223692b7ed8b9b1cfc81f202f73c066456c7c)
+++ library/xotcl/tests/xoRDF.test	(.../xoRDF.test)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1,5 +1,6 @@
 # -*- Tcl -*-
 #
+package prefer latest
 package require XOTcl; namespace import -force xotcl::*
 
 lappend auto_path [file dir [info script]]/..
Index: library/xotcl/tests/xocomm.test
===================================================================
diff -u -re516122728ddcd7c6d92e43de9cfe497b305bee5 -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- library/xotcl/tests/xocomm.test	(.../xocomm.test)	(revision e516122728ddcd7c6d92e43de9cfe497b305bee5)
+++ library/xotcl/tests/xocomm.test	(.../xocomm.test)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1,5 +1,5 @@
 # -*- Tcl -*-
-
+package prefer latest
 package require XOTcl; namespace import ::xotcl::*
 lappend auto_path [file dirname [info script]]/../library
 package require nx::test
Index: tests/disposition.test
===================================================================
diff -u -r24724ebae83af4e0104b349a2fb582bfc71a7475 -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- tests/disposition.test	(.../disposition.test)	(revision 24724ebae83af4e0104b349a2fb582bfc71a7475)
+++ tests/disposition.test	(.../disposition.test)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1367,7 +1367,8 @@
 #
 
 nx::Test case xotcl-residualargs {
-  package req XOTcl
+  package prefer latest
+  puts stderr "XOTcl loaded: [package req XOTcl]"
 
   ? {::xotcl::Class create XD -set x 1} "::XD"
   #? {c1 eval {info exists :args}} 0
@@ -1416,6 +1417,7 @@
   # Test callstack resolution for upvar/uplevel in
   # parameter-dispatched methods under residualargs() ...
   #
+  package prefer latest
   package req XOTcl
 
   xotcl::Class C -proc onTheFly {name args} {
Index: tests/parameters.test
===================================================================
diff -u -r24724ebae83af4e0104b349a2fb582bfc71a7475 -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- tests/parameters.test	(.../parameters.test)	(revision 24724ebae83af4e0104b349a2fb582bfc71a7475)
+++ tests/parameters.test	(.../parameters.test)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1585,6 +1585,7 @@
 nx::Test case xotcl-list-notation {
   nx::Test parameter count 1
 
+  package prefer latest
   package req XOTcl
   xotcl::Class create CC -parameter {package_id parameter_declaration user_id}
 
Index: tests/volatile.test
===================================================================
diff -u -rdedef29f68094a6083cbc91cb0803c3b1f0c0e68 -r4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51
--- tests/volatile.test	(.../volatile.test)	(revision dedef29f68094a6083cbc91cb0803c3b1f0c0e68)
+++ tests/volatile.test	(.../volatile.test)	(revision 4e8faf5bc42abdcfc1deb53176ee34cc8a1cbd51)
@@ -1,5 +1,6 @@
 # -*- Tcl -*-
 package req nx::test
+package prefer latest
 package req XOTcl
 
 #