def METHOD_NAME():
    expect = [
        {'file': os.path.abspath('./test_files/nonexistent_target/PinNames.h'), 'error': 'target not found'},
        {'file': os.path.abspath('./test_files/misformatted_marker/PinNames.h'), 'error': 'marker invalid or not found'},
        {'file': os.path.abspath('./test_files/missing_marker/PinNames.h'), 'error': 'marker invalid or not found'}
    ]
    assert check_markers(test_mode=True) == expect