3 more select-* testcases which sometimes fail on Travis' Ubuntu environment

Eliminate the use of TCL_CFGVAL_ENCODING, it isn't actually needed.
Run all test-cases with system encoding set to "utf-8", so we get consistant behavior with or without TIP #587

4 files changed, 8 insertions, 10 deletions

diff --git a/tests/all.tcl b/tests/all.tcl
index 3b6b75f..46721a2 100644
--- a/tests/all.tcl
+++ b/tests/all.tcl
@@ -4,7 +4,7 @@
 # tests.  Execute it by invoking "source all.tcl" when running tktest
 # in this directory.
 #
-# Copyright (c) 1998-1999 by Scriptics Corporation.
+# Copyright © 1998-1999 by Scriptics Corporation.
 #
 # See the file "license.terms" for information on usage and redistribution
 # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
@@ -17,4 +17,5 @@ tcltest::configure -loadfile \
     [file join [tcltest::testsDirectory] constraints.tcl]
 tcltest::configure -singleproc 1
 set ErrorOnFailures [info exists env(ERROR_ON_FAILURES)]
+encoding system utf-8
 if {[tcltest::runAllTests] && $ErrorOnFailures} {exit 1}
diff --git a/tests/select.test b/tests/select.test
index c412fc0..31d6494 100644
--- a/tests/select.test
+++ b/tests/select.test
@@ -896,7 +896,7 @@ test select-9.1 {SelCvtToX and SelCvtFromX procedures} -setup {
 test select-9.2 {SelCvtToX and SelCvtFromX procedures} -setup {
     setup
     setupbg
-} -constraints x11 -body {
+} -constraints {x11 failsOnUbuntu} -body {
     set selValue "1024 0xffff  2048 -2  "
     set selInfo ""
     selection handle -selection PRIMARY -format INTEGER -type TEST \
@@ -1022,7 +1022,7 @@ test select-10.4 {ConvertSelection procedure} -constraints {
     lappend result $selInfo
 } -result {{selection owner didn't respond} {STRING 0 4000 STRING 4000 4000 STRING 8000 4000 STRING 12000 4000 STRING 16000 4000 STRING 0 4000 STRING 4000 4000}}
 test select-10.5 {ConvertSelection procedure, reentrancy issues} -constraints {
-    x11
+    x11 failsOnUbuntu
 } -setup {
     setup
     setupbg
@@ -1060,7 +1060,7 @@ test select-10.6 {ConvertSelection procedure, reentrancy issues} -constraints {
 ##############################################################################
 
 # testing reentrancy
-test select-11.1 {TkSelPropProc procedure} -constraints x11 -setup {
+test select-11.1 {TkSelPropProc procedure} -constraints {x11 failsOnUbuntu} -setup {
     setup
     setupbg
 } -body {
diff --git a/tests/ttk/all.tcl b/tests/ttk/all.tcl
index a75172f..8a75ba7 100644
--- a/tests/ttk/all.tcl
+++ b/tests/ttk/all.tcl
@@ -4,7 +4,7 @@
 # tests.  Execute it by invoking "source all.tcl" when running tktest
 # in this directory.
 #
-# Copyright (c) 2007 by the Tk developers.
+# Copyright © 2007 by the Tk developers.
 #
 # See the file "license.terms" for information on usage and redistribution
 # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
@@ -17,4 +17,5 @@ tcltest::configure -loadfile \
     [file join [file dirname [tcltest::testsDirectory]] constraints.tcl]
 tcltest::configure -singleproc 1
 set ErrorOnFailures [info exists env(ERROR_ON_FAILURES)]
+encoding system utf-8
 if {[tcltest::runAllTests] && $ErrorOnFailures} {exit 1}
diff --git a/unix/tkUnixRFont.c b/unix/tkUnixRFont.c
index f57eaa5..340b5a9 100644
--- a/unix/tkUnixRFont.c
+++ b/unix/tkUnixRFont.c
@@ -61,10 +61,6 @@ static Tcl_ThreadDataKey dataKey;
  * 	the TIP 59 configuration database.
  */
 
-#ifndef TCL_CFGVAL_ENCODING
-#define TCL_CFGVAL_ENCODING "ascii"
-#endif
-
 static int utf8ToUcs4(const char *source, FcChar32 *c, int numBytes)
 {
     if (numBytes >= 6) {
@@ -82,7 +78,7 @@ TkpFontPkgInit(
 	{ 0,0 }
     };
 
-    Tcl_RegisterConfig(mainPtr->interp, "tk", cfg, TCL_CFGVAL_ENCODING);
+    Tcl_RegisterConfig(mainPtr->interp, "tk", cfg, "utf-8");
 }
 
 static XftFont *