Change sys.intern() so that unicode strings can be
interned too. Add a test for this.
diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index 4118da4..8862661 100644
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -356,7 +356,7 @@
# We don't want them in the interned dict and if they aren't
# actually interned, we don't want to create the appearance
# that they are by allowing intern() to succeeed.
- class S(str):
+ class S(str8):
def __hash__(self):
return 123
@@ -368,6 +368,17 @@
setattr(s, s, s)
self.assertEqual(getattr(s, s), s)
+ s = "never interned as unicode before"
+ self.assert_(sys.intern(s) is s)
+ s2 = s.swapcase().swapcase()
+ self.assert_(sys.intern(s2) is s)
+
+ class U(str):
+ def __hash__(self):
+ return 123
+
+ self.assertRaises(TypeError, sys.intern, U("abc"))
+
def test_main():
test.test_support.run_unittest(SysModuleTest)