def test_hash_improper_list(self):
input = Map({
ImproperList([1, 2, 3], 1000): b"xxx"
})
self.assertEquals(
(input, ""),
decode(encode(input))
)
self.assertEquals(
input[ImproperList([1, 2, 3], 1000)], b"xxx")
def test_comparison(self):
improper = ImproperList([1, 2, 3], "tail")
self.assertEqual(improper, improper)
self.assertEqual(improper, ImproperList([1, 2, 3], "tail"))
self.assertNotEqual(improper, ImproperList([1, 2, 3], "tail2"))
self.assertNotEqual(improper, ImproperList([1, 2], "tail"))
def test_improper_list(self):
improper = ImproperList([1, 2, 3], "tail")
self.assertEqual(ImproperList, type(improper))
self.assertEqual([1, 2, 3], list(improper))
self.assertEqual("tail", improper.tail)
self.assertEqual("ImproperList([1, 2, 3], 'tail')", repr(improper))
def test_encode_improper_list(self):
self.assertEqual("\x83l\0\0\0\1h\0h\0", encode(ImproperList([()], ())))
self.assertEqual("\x83l\0\0\0\1a\0a\1", encode(ImproperList([0], 1)))
def test_immutable(self):
m = ImproperList([1, 2, 3], 100)
self.assertRaises(MutationError, m.append, 1)
self.assertRaises(MutationError, setattr, m, "x", 1)