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# Tests the functions imported from math
    from math import *
except ImportError:
    print("SKIP")
    raise SystemExit
test_values = [-100.0, -1.23456, -1, -0.5, 0.0, 0.5, 1.23456, 100.0]
test_values_small = [
    -1.23456,
]  # so we don't overflow 32-bit precision
unit_range_test_values = [-1.0, -0.75, -0.5, -0.25, 0.0, 0.25, 0.5, 0.75, 1.0]
functions = [
    ("sqrt", sqrt, test_values),
    ("exp", exp, test_values_small),
    ("log", log, test_values),
    ("cos", cos, test_values),
    ("sin", sin, test_values),
    ("tan", tan, test_values),
    ("acos", acos, unit_range_test_values),
    ("asin", asin, unit_range_test_values),
    ("atan", atan, test_values),
    ("ceil", ceil, test_values),
    ("fabs", fabs, test_values),
    ("floor", floor, test_values),
    ("trunc", trunc, test_values),
    ("radians", radians, test_values),
    ("degrees", degrees, test_values),
for function_name, function, test_vals in functions:
    print(function_name)
    for value in test_vals:
        try:
            print("{:.5g}".format(function(value)))
        except ValueError as e:
            print(str(e))
tuple_functions = [
    ("frexp", frexp, test_values),
    ("modf", modf, test_values),
for function_name, function, test_vals in tuple_functions:
    print(function_name)
    for value in test_vals:
        x, y = function(value)
        print("{:.5g} {:.5g}".format(x, y))
binary_functions = [
        "copysign",
        copysign,
        [(23.0, 42.0), (-23.0, 42.0), (23.0, -42.0), (-23.0, -42.0), (1.0, 0.0), (1.0, -0.0)],
        "pow",
        pow,
            (1.0, 0.0),
            (0.0, 1.0),
            (2.0, 0.5),
            (-3.0, 5.0),
            (-3.0, -4.0),
        "atan2",
        atan2,
            (1.0, 0.0),
            (0.0, 1.0),
            (2.0, 0.5),
            (-3.0, 5.0),
            (-3.0, -4.0),
        "fmod",
        fmod,
            (1.0, 1.0),
            (0.0, 1.0),
            (2.0, 0.5),
            (-3.0, 5.0),
            (-3.0, -4.0),
        "ldexp",
        ldexp,
            (1.0, 0),
            (0.0, 1),
            (2.0, 2),
            (3.0, -2),
            (-3.0, -4),
        "log",
        log,
            (2.0, 2.0),
            (3.0, 2.0),
            (4.0, 5.0),
            (0.0, 1.0),
            (1.0, 0.0),
            (-1.0, 1.0),
            (1.0, -1.0),
            (2.0, 1.0),
for function_name, function, test_vals in binary_functions:
    print(function_name)
    for value1, value2 in test_vals:
        try:
            print("{:.5g}".format(function(value1, value2)))
        except (ValueError, ZeroDivisionError) as e:
            print(type(e))

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