| import unittest |
| from test import test_support |
| |
| class DictSetTest(unittest.TestCase): |
| |
| def test_constructors_not_callable(self): |
| kt = type({}.viewkeys()) |
| self.assertRaises(TypeError, kt, {}) |
| self.assertRaises(TypeError, kt) |
| it = type({}.viewitems()) |
| self.assertRaises(TypeError, it, {}) |
| self.assertRaises(TypeError, it) |
| vt = type({}.viewvalues()) |
| self.assertRaises(TypeError, vt, {}) |
| self.assertRaises(TypeError, vt) |
| |
| def test_dict_keys(self): |
| d = {1: 10, "a": "ABC"} |
| keys = d.viewkeys() |
| self.assertEqual(len(keys), 2) |
| self.assertEqual(set(keys), set([1, "a"])) |
| self.assertEqual(keys, set([1, "a"])) |
| self.assertNotEqual(keys, set([1, "a", "b"])) |
| self.assertNotEqual(keys, set([1, "b"])) |
| self.assertNotEqual(keys, set([1])) |
| self.assertNotEqual(keys, 42) |
| self.assert_(1 in keys) |
| self.assert_("a" in keys) |
| self.assert_(10 not in keys) |
| self.assert_("Z" not in keys) |
| self.assertEqual(d.viewkeys(), d.viewkeys()) |
| e = {1: 11, "a": "def"} |
| self.assertEqual(d.viewkeys(), e.viewkeys()) |
| del e["a"] |
| self.assertNotEqual(d.viewkeys(), e.viewkeys()) |
| |
| def test_dict_items(self): |
| d = {1: 10, "a": "ABC"} |
| items = d.viewitems() |
| self.assertEqual(len(items), 2) |
| self.assertEqual(set(items), set([(1, 10), ("a", "ABC")])) |
| self.assertEqual(items, set([(1, 10), ("a", "ABC")])) |
| self.assertNotEqual(items, set([(1, 10), ("a", "ABC"), "junk"])) |
| self.assertNotEqual(items, set([(1, 10), ("a", "def")])) |
| self.assertNotEqual(items, set([(1, 10)])) |
| self.assertNotEqual(items, 42) |
| self.assert_((1, 10) in items) |
| self.assert_(("a", "ABC") in items) |
| self.assert_((1, 11) not in items) |
| self.assert_(1 not in items) |
| self.assert_(() not in items) |
| self.assert_((1,) not in items) |
| self.assert_((1, 2, 3) not in items) |
| self.assertEqual(d.viewitems(), d.viewitems()) |
| e = d.copy() |
| self.assertEqual(d.viewitems(), e.viewitems()) |
| e["a"] = "def" |
| self.assertNotEqual(d.viewitems(), e.viewitems()) |
| |
| def test_dict_mixed_keys_items(self): |
| d = {(1, 1): 11, (2, 2): 22} |
| e = {1: 1, 2: 2} |
| self.assertEqual(d.viewkeys(), e.viewitems()) |
| self.assertNotEqual(d.viewitems(), e.viewkeys()) |
| |
| def test_dict_values(self): |
| d = {1: 10, "a": "ABC"} |
| values = d.viewvalues() |
| self.assertEqual(set(values), set([10, "ABC"])) |
| self.assertEqual(len(values), 2) |
| |
| def test_dict_repr(self): |
| d = {1: 10, "a": "ABC"} |
| self.assertTrue(isinstance(repr(d), str)) |
| r = repr(d.viewitems()) |
| self.assertTrue(isinstance(r, str)) |
| self.assertTrue(r == "dict_items([('a', 'ABC'), (1, 10)])" or |
| r == "dict_items([(1, 10), ('a', 'ABC')])") |
| r = repr(d.viewkeys()) |
| self.assertTrue(isinstance(r, str)) |
| self.assertTrue(r == "dict_keys(['a', 1])" or |
| r == "dict_keys([1, 'a'])") |
| r = repr(d.viewvalues()) |
| self.assertTrue(isinstance(r, str)) |
| self.assertTrue(r == "dict_values(['ABC', 10])" or |
| r == "dict_values([10, 'ABC'])") |
| |
| |
| def test_main(): |
| test_support.run_unittest(DictSetTest) |
| |
| if __name__ == "__main__": |
| test_main() |