test_expr_render.py 文件源码

def test_no_syntax_warning():
    # exceed the 4 extra lines which are normally checked
    debug_ = Debug(warnings=False)
    with pytest.warns(None) as warning_checker:
        v = debug_.format(
            abs(
                abs(
                    abs(
                        abs(
                            -1
                        )
                    )
                )
            )
        )
        assert 'test_no_syntax_warning\n    1 (int)' in str(v)
    assert len(warning_checker) == 0