How to use viewkeys method in autotest

Best Python code snippet using autotest_python

test_dictviews.py

Source:test_dictviews.py

...4import collections5from test import test_support6class DictSetTest(unittest.TestCase):7    def test_constructors_not_callable(self):8        kt = type({}.viewkeys())9        self.assertRaises(TypeError, kt, {})10        self.assertRaises(TypeError, kt)11        it = type({}.viewitems())12        self.assertRaises(TypeError, it, {})13        self.assertRaises(TypeError, it)14        vt = type({}.viewvalues())15        self.assertRaises(TypeError, vt, {})16        self.assertRaises(TypeError, vt)17    def test_dict_keys(self):18        d = {1: 10, "a": "ABC"}19        keys = d.viewkeys()20        self.assertEqual(len(keys), 2)21        self.assertEqual(set(keys), set([1, "a"]))22        self.assertEqual(keys, set([1, "a"]))23        self.assertNotEqual(keys, set([1, "a", "b"]))24        self.assertNotEqual(keys, set([1, "b"]))25        self.assertNotEqual(keys, set([1]))26        self.assertNotEqual(keys, 42)27        self.assertIn(1, keys)28        self.assertIn("a", keys)29        self.assertNotIn(10, keys)30        self.assertNotIn("Z", keys)31        self.assertEqual(d.viewkeys(), d.viewkeys())32        e = {1: 11, "a": "def"}33        self.assertEqual(d.viewkeys(), e.viewkeys())34        del e["a"]35        self.assertNotEqual(d.viewkeys(), e.viewkeys())36    def test_dict_items(self):37        d = {1: 10, "a": "ABC"}38        items = d.viewitems()39        self.assertEqual(len(items), 2)40        self.assertEqual(set(items), set([(1, 10), ("a", "ABC")]))41        self.assertEqual(items, set([(1, 10), ("a", "ABC")]))42        self.assertNotEqual(items, set([(1, 10), ("a", "ABC"), "junk"]))43        self.assertNotEqual(items, set([(1, 10), ("a", "def")]))44        self.assertNotEqual(items, set([(1, 10)]))45        self.assertNotEqual(items, 42)46        self.assertIn((1, 10), items)47        self.assertIn(("a", "ABC"), items)48        self.assertNotIn((1, 11), items)49        self.assertNotIn(1, items)50        self.assertNotIn((), items)51        self.assertNotIn((1,), items)52        self.assertNotIn((1, 2, 3), items)53        self.assertEqual(d.viewitems(), d.viewitems())54        e = d.copy()55        self.assertEqual(d.viewitems(), e.viewitems())56        e["a"] = "def"57        self.assertNotEqual(d.viewitems(), e.viewitems())58    def test_dict_mixed_keys_items(self):59        d = {(1, 1): 11, (2, 2): 22}60        e = {1: 1, 2: 2}61        self.assertEqual(d.viewkeys(), e.viewitems())62        self.assertNotEqual(d.viewitems(), e.viewkeys())63    def test_dict_values(self):64        d = {1: 10, "a": "ABC"}65        values = d.viewvalues()66        self.assertEqual(set(values), set([10, "ABC"]))67        self.assertEqual(len(values), 2)68    def test_dict_repr(self):69        d = {1: 10, "a": "ABC"}70        self.assertIsInstance(repr(d), str)71        r = repr(d.viewitems())72        self.assertIsInstance(r, str)73        self.assertTrue(r == "dict_items([('a', 'ABC'), (1, 10)])" or74                        r == "dict_items([(1, 10), ('a', 'ABC')])")75        r = repr(d.viewkeys())76        self.assertIsInstance(r, str)77        self.assertTrue(r == "dict_keys(['a', 1])" or78                        r == "dict_keys([1, 'a'])")79        r = repr(d.viewvalues())80        self.assertIsInstance(r, str)81        self.assertTrue(r == "dict_values(['ABC', 10])" or82                        r == "dict_values([10, 'ABC'])")83    def test_keys_set_operations(self):84        d1 = {'a': 1, 'b': 2}85        d2 = {'b': 3, 'c': 2}86        d3 = {'d': 4, 'e': 5}87        self.assertEqual(d1.viewkeys() & d1.viewkeys(), {'a', 'b'})88        self.assertEqual(d1.viewkeys() & d2.viewkeys(), {'b'})89        self.assertEqual(d1.viewkeys() & d3.viewkeys(), set())90        self.assertEqual(d1.viewkeys() & set(d1.viewkeys()), {'a', 'b'})91        self.assertEqual(d1.viewkeys() & set(d2.viewkeys()), {'b'})92        self.assertEqual(d1.viewkeys() & set(d3.viewkeys()), set())93        self.assertEqual(d1.viewkeys() & tuple(d1.viewkeys()), {'a', 'b'})94        self.assertEqual(d1.viewkeys() | d1.viewkeys(), {'a', 'b'})95        self.assertEqual(d1.viewkeys() | d2.viewkeys(), {'a', 'b', 'c'})96        self.assertEqual(d1.viewkeys() | d3.viewkeys(), {'a', 'b', 'd', 'e'})97        self.assertEqual(d1.viewkeys() | set(d1.viewkeys()), {'a', 'b'})98        self.assertEqual(d1.viewkeys() | set(d2.viewkeys()), {'a', 'b', 'c'})99        self.assertEqual(d1.viewkeys() | set(d3.viewkeys()),100                         {'a', 'b', 'd', 'e'})101        self.assertEqual(d1.viewkeys() | (1, 2), {'a', 'b', 1, 2})102        self.assertEqual(d1.viewkeys() ^ d1.viewkeys(), set())103        self.assertEqual(d1.viewkeys() ^ d2.viewkeys(), {'a', 'c'})104        self.assertEqual(d1.viewkeys() ^ d3.viewkeys(), {'a', 'b', 'd', 'e'})105        self.assertEqual(d1.viewkeys() ^ set(d1.viewkeys()), set())106        self.assertEqual(d1.viewkeys() ^ set(d2.viewkeys()), {'a', 'c'})107        self.assertEqual(d1.viewkeys() ^ set(d3.viewkeys()),108                         {'a', 'b', 'd', 'e'})109        self.assertEqual(d1.viewkeys() ^ tuple(d2.keys()), {'a', 'c'})110        self.assertEqual(d1.viewkeys() - d1.viewkeys(), set())111        self.assertEqual(d1.viewkeys() - d2.viewkeys(), {'a'})112        self.assertEqual(d1.viewkeys() - d3.viewkeys(), {'a', 'b'})113        self.assertEqual(d1.viewkeys() - set(d1.viewkeys()), set())114        self.assertEqual(d1.viewkeys() - set(d2.viewkeys()), {'a'})115        self.assertEqual(d1.viewkeys() - set(d3.viewkeys()), {'a', 'b'})116        self.assertEqual(d1.viewkeys() - (0, 1), {'a', 'b'})117    def test_items_set_operations(self):118        d1 = {'a': 1, 'b': 2}119        d2 = {'a': 2, 'b': 2}120        d3 = {'d': 4, 'e': 5}121        self.assertEqual(122            d1.viewitems() & d1.viewitems(), {('a', 1), ('b', 2)})123        self.assertEqual(d1.viewitems() & d2.viewitems(), {('b', 2)})124        self.assertEqual(d1.viewitems() & d3.viewitems(), set())125        self.assertEqual(d1.viewitems() & set(d1.viewitems()),126                         {('a', 1), ('b', 2)})127        self.assertEqual(d1.viewitems() & set(d2.viewitems()), {('b', 2)})128        self.assertEqual(d1.viewitems() & set(d3.viewitems()), set())129        self.assertEqual(d1.viewitems() | d1.viewitems(),130                         {('a', 1), ('b', 2)})131        self.assertEqual(d1.viewitems() | d2.viewitems(),132                         {('a', 1), ('a', 2), ('b', 2)})133        self.assertEqual(d1.viewitems() | d3.viewitems(),134                         {('a', 1), ('b', 2), ('d', 4), ('e', 5)})135        self.assertEqual(d1.viewitems() | set(d1.viewitems()),136                         {('a', 1), ('b', 2)})137        self.assertEqual(d1.viewitems() | set(d2.viewitems()),138                         {('a', 1), ('a', 2), ('b', 2)})139        self.assertEqual(d1.viewitems() | set(d3.viewitems()),140                         {('a', 1), ('b', 2), ('d', 4), ('e', 5)})141        self.assertEqual(d1.viewitems() ^ d1.viewitems(), set())142        self.assertEqual(d1.viewitems() ^ d2.viewitems(),143                         {('a', 1), ('a', 2)})144        self.assertEqual(d1.viewitems() ^ d3.viewitems(),145                         {('a', 1), ('b', 2), ('d', 4), ('e', 5)})146        self.assertEqual(d1.viewitems() - d1.viewitems(), set())147        self.assertEqual(d1.viewitems() - d2.viewitems(), {('a', 1)})148        self.assertEqual(d1.viewitems() - d3.viewitems(), {('a', 1), ('b', 2)})149        self.assertEqual(d1.viewitems() - set(d1.viewitems()), set())150        self.assertEqual(d1.viewitems() - set(d2.viewitems()), {('a', 1)})151        self.assertEqual(d1.viewitems() - set(d3.viewitems()),152                         {('a', 1), ('b', 2)})153    def test_recursive_repr(self):154        d = {}155        d[42] = d.viewvalues()156        self.assertRaises(RuntimeError, repr, d)157    def test_abc_registry(self):158        d = dict(a=1)159        self.assertIsInstance(d.viewkeys(), collections.KeysView)160        self.assertIsInstance(d.viewkeys(), collections.MappingView)161        self.assertIsInstance(d.viewkeys(), collections.Set)162        self.assertIsInstance(d.viewkeys(), collections.Sized)163        self.assertIsInstance(d.viewkeys(), collections.Iterable)164        self.assertIsInstance(d.viewkeys(), collections.Container)165        self.assertIsInstance(d.viewvalues(), collections.ValuesView)166        self.assertIsInstance(d.viewvalues(), collections.MappingView)167        self.assertIsInstance(d.viewvalues(), collections.Sized)168        self.assertIsInstance(d.viewitems(), collections.ItemsView)169        self.assertIsInstance(d.viewitems(), collections.MappingView)170        self.assertIsInstance(d.viewitems(), collections.Set)171        self.assertIsInstance(d.viewitems(), collections.Sized)172        self.assertIsInstance(d.viewitems(), collections.Iterable)173        self.assertIsInstance(d.viewitems(), collections.Container)174    def test_copy(self):175        d = {1: 10, "a": "ABC"}176        self.assertRaises(TypeError, copy.copy, d.viewkeys())177        self.assertRaises(TypeError, copy.copy, d.viewvalues())178        self.assertRaises(TypeError, copy.copy, d.viewitems())179    def test_pickle(self):180        d = {1: 10, "a": "ABC"}181        for proto in range(pickle.HIGHEST_PROTOCOL + 1):182            self.assertRaises((TypeError, pickle.PicklingError),183                pickle.dumps, d.viewkeys(), proto)184            self.assertRaises((TypeError, pickle.PicklingError),185                pickle.dumps, d.viewvalues(), proto)186            self.assertRaises((TypeError, pickle.PicklingError),187                pickle.dumps, d.viewitems(), proto)188def test_main():189    test_support.run_unittest(DictSetTest)190if __name__ == "__main__":...

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