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How to use viewitems method in autotest

Best Python code snippet using autotest_python

test_dictviews.py

Source:test_dictviews.py

...9    def test_constructors_not_callable(self):10        kt = type({}.viewkeys())11        self.assertRaises(TypeError, kt, {})12        self.assertRaises(TypeError, kt)13        it = type({}.viewitems())14        self.assertRaises(TypeError, it, {})15        self.assertRaises(TypeError, it)16        vt = type({}.viewvalues())17        self.assertRaises(TypeError, vt, {})18        self.assertRaises(TypeError, vt)1920    def test_dict_keys(self):21        d = {1: 10, "a": "ABC"}22        keys = d.viewkeys()23        self.assertEqual(len(keys), 2)24        self.assertEqual(set(keys), set([1, "a"]))25        self.assertEqual(keys, set([1, "a"]))26        self.assertNotEqual(keys, set([1, "a", "b"]))27        self.assertNotEqual(keys, set([1, "b"]))28        self.assertNotEqual(keys, set([1]))29        self.assertNotEqual(keys, 42)30        self.assertIn(1, keys)31        self.assertIn("a", keys)32        self.assertNotIn(10, keys)33        self.assertNotIn("Z", keys)34        self.assertEqual(d.viewkeys(), d.viewkeys())35        e = {1: 11, "a": "def"}36        self.assertEqual(d.viewkeys(), e.viewkeys())37        del e["a"]38        self.assertNotEqual(d.viewkeys(), e.viewkeys())3940    def test_dict_items(self):41        d = {1: 10, "a": "ABC"}42        items = d.viewitems()43        self.assertEqual(len(items), 2)44        self.assertEqual(set(items), set([(1, 10), ("a", "ABC")]))45        self.assertEqual(items, set([(1, 10), ("a", "ABC")]))46        self.assertNotEqual(items, set([(1, 10), ("a", "ABC"), "junk"]))47        self.assertNotEqual(items, set([(1, 10), ("a", "def")]))48        self.assertNotEqual(items, set([(1, 10)]))49        self.assertNotEqual(items, 42)50        self.assertIn((1, 10), items)51        self.assertIn(("a", "ABC"), items)52        self.assertNotIn((1, 11), items)53        self.assertNotIn(1, items)54        self.assertNotIn((), items)55        self.assertNotIn((1,), items)56        self.assertNotIn((1, 2, 3), items)57        self.assertEqual(d.viewitems(), d.viewitems())58        e = d.copy()59        self.assertEqual(d.viewitems(), e.viewitems())60        e["a"] = "def"61        self.assertNotEqual(d.viewitems(), e.viewitems())6263    def test_dict_mixed_keys_items(self):64        d = {(1, 1): 11, (2, 2): 22}65        e = {1: 1, 2: 2}66        self.assertEqual(d.viewkeys(), e.viewitems())67        self.assertNotEqual(d.viewitems(), e.viewkeys())6869    def test_dict_values(self):70        d = {1: 10, "a": "ABC"}71        values = d.viewvalues()72        self.assertEqual(set(values), set([10, "ABC"]))73        self.assertEqual(len(values), 2)7475    def test_dict_repr(self):76        d = {1: 10, "a": "ABC"}77        self.assertIsInstance(repr(d), str)78        r = repr(d.viewitems())79        self.assertIsInstance(r, str)80        self.assertTrue(r == "dict_items([('a', 'ABC'), (1, 10)])" or81                        r == "dict_items([(1, 10), ('a', 'ABC')])")82        r = repr(d.viewkeys())83        self.assertIsInstance(r, str)84        self.assertTrue(r == "dict_keys(['a', 1])" or85                        r == "dict_keys([1, 'a'])")86        r = repr(d.viewvalues())87        self.assertIsInstance(r, str)88        self.assertTrue(r == "dict_values(['ABC', 10])" or89                        r == "dict_values([10, 'ABC'])")9091    def test_keys_set_operations(self):92        d1 = {'a': 1, 'b': 2}93        d2 = {'b': 3, 'c': 2}94        d3 = {'d': 4, 'e': 5}95        self.assertEqual(d1.viewkeys() & d1.viewkeys(), {'a', 'b'})96        self.assertEqual(d1.viewkeys() & d2.viewkeys(), {'b'})97        self.assertEqual(d1.viewkeys() & d3.viewkeys(), set())98        self.assertEqual(d1.viewkeys() & set(d1.viewkeys()), {'a', 'b'})99        self.assertEqual(d1.viewkeys() & set(d2.viewkeys()), {'b'})100        self.assertEqual(d1.viewkeys() & set(d3.viewkeys()), set())101102        self.assertEqual(d1.viewkeys() | d1.viewkeys(), {'a', 'b'})103        self.assertEqual(d1.viewkeys() | d2.viewkeys(), {'a', 'b', 'c'})104        self.assertEqual(d1.viewkeys() | d3.viewkeys(), {'a', 'b', 'd', 'e'})105        self.assertEqual(d1.viewkeys() | set(d1.viewkeys()), {'a', 'b'})106        self.assertEqual(d1.viewkeys() | set(d2.viewkeys()), {'a', 'b', 'c'})107        self.assertEqual(d1.viewkeys() | set(d3.viewkeys()),108                         {'a', 'b', 'd', 'e'})109110        self.assertEqual(d1.viewkeys() ^ d1.viewkeys(), set())111        self.assertEqual(d1.viewkeys() ^ d2.viewkeys(), {'a', 'c'})112        self.assertEqual(d1.viewkeys() ^ d3.viewkeys(), {'a', 'b', 'd', 'e'})113        self.assertEqual(d1.viewkeys() ^ set(d1.viewkeys()), set())114        self.assertEqual(d1.viewkeys() ^ set(d2.viewkeys()), {'a', 'c'})115        self.assertEqual(d1.viewkeys() ^ set(d3.viewkeys()),116                         {'a', 'b', 'd', 'e'})117118        self.assertEqual(d1.viewkeys() - d1.viewkeys(), set())119        self.assertEqual(d1.viewkeys() - d2.viewkeys(), {'a'})120        self.assertEqual(d1.viewkeys() - d3.viewkeys(), {'a', 'b'})121        self.assertEqual(d1.viewkeys() - set(d1.viewkeys()), set())122        self.assertEqual(d1.viewkeys() - set(d2.viewkeys()), {'a'})123        self.assertEqual(d1.viewkeys() - set(d3.viewkeys()), {'a', 'b'})124125    def test_items_set_operations(self):126        d1 = {'a': 1, 'b': 2}127        d2 = {'a': 2, 'b': 2}128        d3 = {'d': 4, 'e': 5}129        self.assertEqual(130            d1.viewitems() & d1.viewitems(), {('a', 1), ('b', 2)})131        self.assertEqual(d1.viewitems() & d2.viewitems(), {('b', 2)})132        self.assertEqual(d1.viewitems() & d3.viewitems(), set())133        self.assertEqual(d1.viewitems() & set(d1.viewitems()),134                         {('a', 1), ('b', 2)})135        self.assertEqual(d1.viewitems() & set(d2.viewitems()), {('b', 2)})136        self.assertEqual(d1.viewitems() & set(d3.viewitems()), set())137138        self.assertEqual(d1.viewitems() | d1.viewitems(),139                         {('a', 1), ('b', 2)})140        self.assertEqual(d1.viewitems() | d2.viewitems(),141                         {('a', 1), ('a', 2), ('b', 2)})142        self.assertEqual(d1.viewitems() | d3.viewitems(),143                         {('a', 1), ('b', 2), ('d', 4), ('e', 5)})144        self.assertEqual(d1.viewitems() | set(d1.viewitems()),145                         {('a', 1), ('b', 2)})146        self.assertEqual(d1.viewitems() | set(d2.viewitems()),147                         {('a', 1), ('a', 2), ('b', 2)})148        self.assertEqual(d1.viewitems() | set(d3.viewitems()),149                         {('a', 1), ('b', 2), ('d', 4), ('e', 5)})150151        self.assertEqual(d1.viewitems() ^ d1.viewitems(), set())152        self.assertEqual(d1.viewitems() ^ d2.viewitems(),153                         {('a', 1), ('a', 2)})154        self.assertEqual(d1.viewitems() ^ d3.viewitems(),155                         {('a', 1), ('b', 2), ('d', 4), ('e', 5)})156157        self.assertEqual(d1.viewitems() - d1.viewitems(), set())158        self.assertEqual(d1.viewitems() - d2.viewitems(), {('a', 1)})159        self.assertEqual(d1.viewitems() - d3.viewitems(), {('a', 1), ('b', 2)})160        self.assertEqual(d1.viewitems() - set(d1.viewitems()), set())161        self.assertEqual(d1.viewitems() - set(d2.viewitems()), {('a', 1)})162        self.assertEqual(d1.viewitems() - set(d3.viewitems()),163                         {('a', 1), ('b', 2)})164165    def test_recursive_repr(self):166        d = {}167        d[42] = d.viewvalues()168        self.assertRaises(RuntimeError, repr, d)169170    def test_abc_registry(self):171        d = dict(a=1)172173        self.assertIsInstance(d.viewkeys(), collections.KeysView)174        self.assertIsInstance(d.viewkeys(), collections.MappingView)175        self.assertIsInstance(d.viewkeys(), collections.Set)176        self.assertIsInstance(d.viewkeys(), collections.Sized)177        self.assertIsInstance(d.viewkeys(), collections.Iterable)178        self.assertIsInstance(d.viewkeys(), collections.Container)179180        self.assertIsInstance(d.viewvalues(), collections.ValuesView)181        self.assertIsInstance(d.viewvalues(), collections.MappingView)182        self.assertIsInstance(d.viewvalues(), collections.Sized)183184        self.assertIsInstance(d.viewitems(), collections.ItemsView)185        self.assertIsInstance(d.viewitems(), collections.MappingView)186        self.assertIsInstance(d.viewitems(), collections.Set)187        self.assertIsInstance(d.viewitems(), collections.Sized)188        self.assertIsInstance(d.viewitems(), collections.Iterable)189        self.assertIsInstance(d.viewitems(), collections.Container)190191    def test_copy(self):192        d = {1: 10, "a": "ABC"}193        self.assertRaises(TypeError, copy.copy, d.viewkeys())194        self.assertRaises(TypeError, copy.copy, d.viewvalues())195        self.assertRaises(TypeError, copy.copy, d.viewitems())196197    def test_pickle(self):198        d = {1: 10, "a": "ABC"}199        for proto in range(pickle.HIGHEST_PROTOCOL + 1):200            self.assertRaises((TypeError, pickle.PicklingError),201                pickle.dumps, d.viewkeys(), proto)202            self.assertRaises((TypeError, pickle.PicklingError),203                pickle.dumps, d.viewvalues(), proto)204            self.assertRaises((TypeError, pickle.PicklingError),205                pickle.dumps, d.viewitems(), proto)206207208def test_main():209    test_support.run_unittest(DictSetTest)210211if __name__ == "__main__":
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