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51813
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1 """Tests for distutils.version."""
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2 import unittest
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3 from distutils.version import LooseVersion
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4 from distutils.version import StrictVersion
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5
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6 class VersionTestCase(unittest.TestCase):
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7
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8 def test_prerelease(self):
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9 version = StrictVersion('1.2.3a1')
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10 self.assertEquals(version.version, (1, 2, 3))
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11 self.assertEquals(version.prerelease, ('a', 1))
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12 self.assertEquals(str(version), '1.2.3a1')
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13
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14 version = StrictVersion('1.2.0')
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15 self.assertEquals(str(version), '1.2')
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16
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17 def test_cmp_strict(self):
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18 versions = (('1.5.1', '1.5.2b2', -1),
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19 ('161', '3.10a', ValueError),
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20 ('8.02', '8.02', 0),
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21 ('3.4j', '1996.07.12', ValueError),
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22 ('3.2.pl0', '3.1.1.6', ValueError),
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23 ('2g6', '11g', ValueError),
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24 ('0.9', '2.2', -1),
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25 ('1.2.1', '1.2', 1),
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26 ('1.1', '1.2.2', -1),
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27 ('1.2', '1.1', 1),
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28 ('1.2.1', '1.2.2', -1),
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29 ('1.2.2', '1.2', 1),
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30 ('1.2', '1.2.2', -1),
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31 ('0.4.0', '0.4', 0),
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32 ('1.13++', '5.5.kw', ValueError))
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33
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34 for v1, v2, wanted in versions:
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35 try:
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36 res = StrictVersion(v1).__cmp__(StrictVersion(v2))
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37 except ValueError:
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38 if wanted is ValueError:
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39 continue
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40 else:
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41 raise AssertionError(("cmp(%s, %s) "
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42 "shouldn't raise ValueError")
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43 % (v1, v2))
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44 self.assertEquals(res, wanted,
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45 'cmp(%s, %s) should be %s, got %s' %
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46 (v1, v2, wanted, res))
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47
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48
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49 def test_cmp(self):
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50 versions = (('1.5.1', '1.5.2b2', -1),
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51 ('161', '3.10a', 1),
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52 ('8.02', '8.02', 0),
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53 ('3.4j', '1996.07.12', -1),
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54 ('3.2.pl0', '3.1.1.6', 1),
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55 ('2g6', '11g', -1),
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56 ('0.960923', '2.2beta29', -1),
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57 ('1.13++', '5.5.kw', -1))
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58
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59
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60 for v1, v2, wanted in versions:
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61 res = LooseVersion(v1).__cmp__(LooseVersion(v2))
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62 self.assertEquals(res, wanted,
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63 'cmp(%s, %s) should be %s, got %s' %
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64 (v1, v2, wanted, res))
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65
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66 def test_suite():
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67 return unittest.makeSuite(VersionTestCase)
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68
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69 if __name__ == "__main__":
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70 unittest.main(defaultTest="test_suite")
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