Method test_setdefault

Lib/test/mapping_tests.py:291–293

(self)

        self.assertRaises(ValueError, d.update, [(1, 2, 3)])

    def test_setdefault(self):
        d = self._empty_mapping()
        self.assertRaises(TypeError, d.setdefault)

    def test_popitem(self):
        d = self._empty_mapping()