def test_insert_empty_string(self):
        prefill = "1\n22\n3\n"
        text = ""
        expect = "1\n22\n3\n"
        self.fillAndClear(prefill)
        self.buffer.insert(Position(2,2), text)
        assert str(self.buffer) == expect
        assert not self.signals in "updatedBuffer"
dataset/ETHPy150Open elmar-hinz/Python.Vii/tests/Buffer_Test.py/Buffer_Test.test_insert_empty_string/swapped operands of `in`