| import unittest |
| from test import support |
| |
| class DictSetTest(unittest.TestCase): |
| |
| def test_constructors_not_callable(self): |
| kt = type({}.keys()) |
| self.assertRaises(TypeError, kt, {}) |
| self.assertRaises(TypeError, kt) |
| it = type({}.items()) |
| self.assertRaises(TypeError, it, {}) |
| self.assertRaises(TypeError, it) |
| vt = type({}.values()) |
| self.assertRaises(TypeError, vt, {}) |
| self.assertRaises(TypeError, vt) |
| |
| def test_dict_keys(self): |
| d = {1: 10, "a": "ABC"} |
| keys = d.keys() |
| self.assertEqual(len(keys), 2) |
| self.assertEqual(set(keys), {1, "a"}) |
| self.assertEqual(keys, {1, "a"}) |
| self.assertNotEqual(keys, {1, "a", "b"}) |
| self.assertNotEqual(keys, {1, "b"}) |
| self.assertNotEqual(keys, {1}) |
| self.assertNotEqual(keys, 42) |
| self.assertTrue(1 in keys) |
| self.assertTrue("a" in keys) |
| self.assertTrue(10 not in keys) |
| self.assertTrue("Z" not in keys) |
| self.assertEqual(d.keys(), d.keys()) |
| e = {1: 11, "a": "def"} |
| self.assertEqual(d.keys(), e.keys()) |
| del e["a"] |
| self.assertNotEqual(d.keys(), e.keys()) |
| |
| def test_dict_items(self): |
| d = {1: 10, "a": "ABC"} |
| items = d.items() |
| self.assertEqual(len(items), 2) |
| self.assertEqual(set(items), {(1, 10), ("a", "ABC")}) |
| self.assertEqual(items, {(1, 10), ("a", "ABC")}) |
| self.assertNotEqual(items, {(1, 10), ("a", "ABC"), "junk"}) |
| self.assertNotEqual(items, {(1, 10), ("a", "def")}) |
| self.assertNotEqual(items, {(1, 10)}) |
| self.assertNotEqual(items, 42) |
| self.assertTrue((1, 10) in items) |
| self.assertTrue(("a", "ABC") in items) |
| self.assertTrue((1, 11) not in items) |
| self.assertTrue(1 not in items) |
| self.assertTrue(() not in items) |
| self.assertTrue((1,) not in items) |
| self.assertTrue((1, 2, 3) not in items) |
| self.assertEqual(d.items(), d.items()) |
| e = d.copy() |
| self.assertEqual(d.items(), e.items()) |
| e["a"] = "def" |
| self.assertNotEqual(d.items(), e.items()) |
| |
| def test_dict_mixed_keys_items(self): |
| d = {(1, 1): 11, (2, 2): 22} |
| e = {1: 1, 2: 2} |
| self.assertEqual(d.keys(), e.items()) |
| self.assertNotEqual(d.items(), e.keys()) |
| |
| def test_dict_values(self): |
| d = {1: 10, "a": "ABC"} |
| values = d.values() |
| self.assertEqual(set(values), {10, "ABC"}) |
| self.assertEqual(len(values), 2) |
| |
| def test_main(): |
| support.run_unittest(DictSetTest) |
| |
| if __name__ == "__main__": |
| test_main() |