2007-02-09 21:11:45 -04:00
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import unittest
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2008-05-20 18:35:26 -03:00
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from test import support
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2007-02-09 21:11:45 -04:00
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class DictSetTest(unittest.TestCase):
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def test_constructors_not_callable(self):
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kt = type({}.keys())
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self.assertRaises(TypeError, kt, {})
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self.assertRaises(TypeError, kt)
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it = type({}.items())
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self.assertRaises(TypeError, it, {})
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self.assertRaises(TypeError, it)
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vt = type({}.values())
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self.assertRaises(TypeError, vt, {})
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self.assertRaises(TypeError, vt)
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def test_dict_keys(self):
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d = {1: 10, "a": "ABC"}
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keys = d.keys()
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self.assertEqual(len(keys), 2)
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self.assertEqual(set(keys), {1, "a"})
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self.assertEqual(keys, {1, "a"})
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self.assertNotEqual(keys, {1, "a", "b"})
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self.assertNotEqual(keys, {1, "b"})
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self.assertNotEqual(keys, {1})
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self.assertNotEqual(keys, 42)
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self.assertIn(1, keys)
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self.assertIn("a", keys)
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self.assertNotIn(10, keys)
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self.assertNotIn("Z", keys)
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self.assertEqual(d.keys(), d.keys())
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e = {1: 11, "a": "def"}
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self.assertEqual(d.keys(), e.keys())
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del e["a"]
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self.assertNotEqual(d.keys(), e.keys())
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def test_dict_items(self):
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d = {1: 10, "a": "ABC"}
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items = d.items()
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self.assertEqual(len(items), 2)
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self.assertEqual(set(items), {(1, 10), ("a", "ABC")})
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self.assertEqual(items, {(1, 10), ("a", "ABC")})
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self.assertNotEqual(items, {(1, 10), ("a", "ABC"), "junk"})
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self.assertNotEqual(items, {(1, 10), ("a", "def")})
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self.assertNotEqual(items, {(1, 10)})
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self.assertNotEqual(items, 42)
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self.assertIn((1, 10), items)
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self.assertIn(("a", "ABC"), items)
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self.assertNotIn((1, 11), items)
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self.assertNotIn(1, items)
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self.assertNotIn((), items)
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self.assertNotIn((1,), items)
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self.assertNotIn((1, 2, 3), items)
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self.assertEqual(d.items(), d.items())
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e = d.copy()
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self.assertEqual(d.items(), e.items())
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e["a"] = "def"
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self.assertNotEqual(d.items(), e.items())
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def test_dict_mixed_keys_items(self):
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d = {(1, 1): 11, (2, 2): 22}
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e = {1: 1, 2: 2}
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self.assertEqual(d.keys(), e.items())
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self.assertNotEqual(d.items(), e.keys())
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def test_dict_values(self):
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d = {1: 10, "a": "ABC"}
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values = d.values()
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self.assertEqual(set(values), {10, "ABC"})
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self.assertEqual(len(values), 2)
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2010-05-04 00:41:49 -03:00
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def test_dict_repr(self):
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d = {1: 10, "a": "ABC"}
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self.assertIsInstance(repr(d), str)
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r = repr(d.items())
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self.assertIsInstance(r, str)
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self.assertTrue(r == "dict_items([('a', 'ABC'), (1, 10)])" or
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r == "dict_items([(1, 10), ('a', 'ABC')])")
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r = repr(d.keys())
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self.assertIsInstance(r, str)
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self.assertTrue(r == "dict_keys(['a', 1])" or
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r == "dict_keys([1, 'a'])")
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r = repr(d.values())
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self.assertIsInstance(r, str)
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self.assertTrue(r == "dict_values(['ABC', 10])" or
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r == "dict_values([10, 'ABC'])")
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def test_keys_set_operations(self):
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d1 = {'a': 1, 'b': 2}
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d2 = {'b': 3, 'c': 2}
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d3 = {'d': 4, 'e': 5}
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self.assertEqual(d1.keys() & d1.keys(), {'a', 'b'})
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self.assertEqual(d1.keys() & d2.keys(), {'b'})
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self.assertEqual(d1.keys() & d3.keys(), set())
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self.assertEqual(d1.keys() & set(d1.keys()), {'a', 'b'})
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self.assertEqual(d1.keys() & set(d2.keys()), {'b'})
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self.assertEqual(d1.keys() & set(d3.keys()), set())
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self.assertEqual(d1.keys() | d1.keys(), {'a', 'b'})
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self.assertEqual(d1.keys() | d2.keys(), {'a', 'b', 'c'})
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self.assertEqual(d1.keys() | d3.keys(), {'a', 'b', 'd', 'e'})
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self.assertEqual(d1.keys() | set(d1.keys()), {'a', 'b'})
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self.assertEqual(d1.keys() | set(d2.keys()), {'a', 'b', 'c'})
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self.assertEqual(d1.keys() | set(d3.keys()),
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{'a', 'b', 'd', 'e'})
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self.assertEqual(d1.keys() ^ d1.keys(), set())
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self.assertEqual(d1.keys() ^ d2.keys(), {'a', 'c'})
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self.assertEqual(d1.keys() ^ d3.keys(), {'a', 'b', 'd', 'e'})
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self.assertEqual(d1.keys() ^ set(d1.keys()), set())
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self.assertEqual(d1.keys() ^ set(d2.keys()), {'a', 'c'})
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self.assertEqual(d1.keys() ^ set(d3.keys()),
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{'a', 'b', 'd', 'e'})
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def test_items_set_operations(self):
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d1 = {'a': 1, 'b': 2}
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d2 = {'a': 2, 'b': 2}
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d3 = {'d': 4, 'e': 5}
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self.assertEqual(
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d1.items() & d1.items(), {('a', 1), ('b', 2)})
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self.assertEqual(d1.items() & d2.items(), {('b', 2)})
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self.assertEqual(d1.items() & d3.items(), set())
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self.assertEqual(d1.items() & set(d1.items()),
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{('a', 1), ('b', 2)})
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self.assertEqual(d1.items() & set(d2.items()), {('b', 2)})
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self.assertEqual(d1.items() & set(d3.items()), set())
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self.assertEqual(d1.items() | d1.items(),
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{('a', 1), ('b', 2)})
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self.assertEqual(d1.items() | d2.items(),
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{('a', 1), ('a', 2), ('b', 2)})
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self.assertEqual(d1.items() | d3.items(),
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{('a', 1), ('b', 2), ('d', 4), ('e', 5)})
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self.assertEqual(d1.items() | set(d1.items()),
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{('a', 1), ('b', 2)})
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self.assertEqual(d1.items() | set(d2.items()),
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{('a', 1), ('a', 2), ('b', 2)})
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self.assertEqual(d1.items() | set(d3.items()),
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{('a', 1), ('b', 2), ('d', 4), ('e', 5)})
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self.assertEqual(d1.items() ^ d1.items(), set())
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self.assertEqual(d1.items() ^ d2.items(),
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{('a', 1), ('a', 2)})
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self.assertEqual(d1.items() ^ d3.items(),
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{('a', 1), ('b', 2), ('d', 4), ('e', 5)})
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def test_main():
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support.run_unittest(DictSetTest)
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if __name__ == "__main__":
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test_main()
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