Method test_pop

Lib/test/mapping_tests.py:300–309

(self)

        self.assertRaises(TypeError, d.popitem, 42)

    def test_pop(self):
        d = self._empty_mapping()
        k, v = list(self.inmapping.items())[0]
        d[k] = v
        self.assertRaises(KeyError, d.pop, list(self.other.keys())[0])

        self.assertEqual(d.pop(k), v)
        self.assertEqual(len(d), 0)

        self.assertRaises(KeyError, d.pop, k)


class TestMappingProtocol(BasicTestMappingProtocol):