Fix a bug in the way __getnewargs__ was handled.
diff --git a/Lib/test/test_copy.py b/Lib/test/test_copy.py
index 846e675..c97d54d 100644
--- a/Lib/test/test_copy.py
+++ b/Lib/test/test_copy.py
@@ -454,6 +454,24 @@
self.assert_(x[0] is not y[0])
self.assert_(x.foo is not y.foo)
+ def test_copy_tuple_subclass(self):
+ class C(tuple):
+ pass
+ x = C([1, 2, 3])
+ self.assertEqual(tuple(x), (1, 2, 3))
+ y = copy.copy(x)
+ self.assertEqual(tuple(y), (1, 2, 3))
+
+ def test_deepcopy_tuple_subclass(self):
+ class C(tuple):
+ pass
+ x = C([[1, 2], 3])
+ self.assertEqual(tuple(x), ([1, 2], 3))
+ y = copy.deepcopy(x)
+ self.assertEqual(tuple(y), ([1, 2], 3))
+ self.assert_(x is not y)
+ self.assert_(x[0] is not y[0])
+
def test_main():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(TestCopy))