Lib.test.test_math_jy.py Maven / Gradle / Ivy

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Jython is an implementation of the high-level, dynamic, object-oriented language Python written in 100% Pure Java, and seamlessly integrated with the Java platform. It thus allows you to run Python on any Java platform.

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"""Misc math module tests

Made for Jython.
"""
import math
import unittest
from test import test_support

inf = float('inf')
nan = float('nan')

class MathTestCase(unittest.TestCase):

    def test_frexp(self):
        self.assertEqual(math.frexp(inf), (inf, 0))
        mantissa, exponent = math.frexp(nan)
        self.assertNotEqual(mantissa, mantissa)
        self.assertEqual(exponent, 0)


def test_main():
    test_support.run_unittest(MathTestCase)


if __name__ == '__main__':
    test_main()