changeset:   90556:7ecb6e4b1077
branch:      3.4
parent:      90550:b8f5c8d07365
user:        Ned Deily <nad@acm.org>
date:        Sat May 03 19:24:05 2014 -0700
files:       Lib/test/support/__init__.py
description:
Issue #18604: Skip the Tk instantiation test on OS X because it can
cause GUI tests to segfault in Cocoa Tk when run under regrtest -j
(multiple threads running subprocesses).


diff -r b8f5c8d07365 -r 7ecb6e4b1077 Lib/test/support/__init__.py
--- a/Lib/test/support/__init__.py	Sat May 03 20:18:50 2014 -0400
+++ b/Lib/test/support/__init__.py	Sat May 03 19:24:05 2014 -0700
@@ -434,7 +434,9 @@
                 reason = "cannot run without OS X gui process"
 
     # check on every platform whether tkinter can actually do anything
-    if not reason:
+    # but skip the test on OS X because it can cause segfaults in Cocoa Tk
+    # when running regrtest with the -j option (multiple threads/subprocesses)
+    if (not reason) and (sys.platform != 'darwin'):
         try:
             from tkinter import Tk
             root = Tk()