Method test_state_is_not_None

Lib/test/test_fileinput.py:640–647

Tests that fileinput.close() invokes close() on fileinput._state and sets _state=None

(self)

        self.assertIsNone(fileinput._state)

    def test_state_is_not_None(self):
        """Tests that fileinput.close() invokes close() on fileinput._state
           and sets _state=None"""
        instance = MockFileInput()
        fileinput._state = instance
        fileinput.close()
        self.assertExactlyOneInvocation(instance, "close")
        self.assertIsNone(fileinput._state)

class Test_fileinput_nextfile(BaseFileInputGlobalMethodsTest):
    """Unit tests for fileinput.nextfile()"""