test_types.py 文件源码

def test_dbquantity_rsub_diff_untis(dbquantity):
    expr = (0.1*u.km - dbquantity).value  # :param_1 - :value_1 * value
    value_1 = expr.right.left.value
    param_1 = expr.left.value
    assert_almost_equal(value_1, 0.001)
    assert_almost_equal(param_1, 0.1)