Use posixpath.join() explicitely in posixpath.join() test

hynek · hynek · commit 0b350c6b3e6c · 2012-07-17T14:28:44.000+02:00
Used os.path.join before which has different semantics on Windows.
diff --git a/Lib/test/test_posixpath.py b/Lib/test/test_posixpath.py
@@ -69,7 +69,7 @@ def check_error_msg(list_of_args, msg):
                         "Can't mix strings and bytes in path components.")
         # regression, see #15377
         with self.assertRaises(TypeError) as cm:
-            os.path.join(None, 'str')
+            posixpath.join(None, 'str')
         self.assertNotEqual("Can't mix strings and bytes in path components.",
                             cm.exception.args[0])
 
