def METHOD_NAME():
    '''Test that the vector length setter and getter work as expected,
    including raising an exception if the value is invalid.
    '''
    inter_grid_arg = InterGridVectorArgMetadata(
        "GH_REAL", "GH_READ", "W0", "GH_FINE", "3")
    with pytest.raises(ValueError) as info:
        inter_grid_arg.vector_length = "invalid"
    assert ("The vector size should be a string containing an integer, "
            "but found 'invalid'." in str(info.value))
    with pytest.raises(ValueError) as info:
        inter_grid_arg.vector_length = "1"
    assert ("The vector size should be an integer greater than 1 but found 1."
            in str(info.value))
    inter_grid_arg.vector_length = "3"
    assert inter_grid_arg.vector_length == "3"