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  • Committer: Olivier Tilloy
  • Date: 2010-12-26 18:51:16 UTC
  • mto: This revision was merged to the branch mainline in revision 348.
  • Revision ID: olivier@tilloy.net-20101226185116-8abareh34iuep6js
New convenience function to factorize further the code that handles fractions: fraction_to_string(...).

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test/utils.py
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import unittest
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from pyexiv2.utils import undefined_to_string, string_to_undefined, \
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                          Rational, Fraction, is_fraction, make_fraction
 
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                          Rational, Fraction, \
 
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                          is_fraction, make_fraction, fraction_to_string
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class TestConversions(unittest.TestCase):
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        self.assertRaises(TypeError, make_fraction, 5, 3, 2)
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        self.assertRaises(TypeError, make_fraction, None)
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    def test_fraction_to_string(self):
 
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        self.assertEqual(fraction_to_string(make_fraction(3, 5)), '3/5')
 
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        self.assertEqual(fraction_to_string(make_fraction(-3, 5)), '-3/5')
 
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        self.assertEqual(fraction_to_string(make_fraction(0, 1)), '0/1')
 
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        self.assertRaises(TypeError, fraction_to_string, None)
 
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        self.assertRaises(TypeError, fraction_to_string, 'invalid')
 
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