def complex_div_test()

in tutorials/ComplexArithmetic/testing.py [0:0]

• 25 lines of code
• 5 McCabe index (conditional complexity)

def complex_div_test(fun):
    for i in range(25):
        x = prep_random_cartesian()
        y = (0, 0)
        while y == (0, 0):
            y = prep_random_cartesian()
        expected = complex_div_ref(x, y)
        actual = fun(x, y)
        msg = assert_tuple(actual)
        if msg != None:
            print(msg)
            return
        msg = assert_cartesian(expected, actual,
                               "Quotient doesn't seem to match expected value: expected ("
                               + format_cartesian(x)
                               + ") / ("
                               + format_cartesian(y)
                               + ") = "
                               + format_cartesian(expected)
                               + ", got "
                               + format_cartesian(actual))
        if msg != None:
            print(msg)
            return
    print("Success!")