| 1 | n/a | """Tests for distutils.dep_util.""" |
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| 2 | n/a | import unittest |
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| 3 | n/a | import os |
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| 4 | n/a | |
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| 5 | n/a | from distutils.dep_util import newer, newer_pairwise, newer_group |
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| 6 | n/a | from distutils.errors import DistutilsFileError |
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| 7 | n/a | from distutils.tests import support |
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| 8 | n/a | from test.support import run_unittest |
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| 9 | n/a | |
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| 10 | n/a | class DepUtilTestCase(support.TempdirManager, unittest.TestCase): |
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| 11 | n/a | |
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| 12 | n/a | def test_newer(self): |
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| 13 | n/a | |
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| 14 | n/a | tmpdir = self.mkdtemp() |
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| 15 | n/a | new_file = os.path.join(tmpdir, 'new') |
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| 16 | n/a | old_file = os.path.abspath(__file__) |
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| 17 | n/a | |
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| 18 | n/a | # Raise DistutilsFileError if 'new_file' does not exist. |
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| 19 | n/a | self.assertRaises(DistutilsFileError, newer, new_file, old_file) |
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| 20 | n/a | |
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| 21 | n/a | # Return true if 'new_file' exists and is more recently modified than |
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| 22 | n/a | # 'old_file', or if 'new_file' exists and 'old_file' doesn't. |
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| 23 | n/a | self.write_file(new_file) |
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| 24 | n/a | self.assertTrue(newer(new_file, 'I_dont_exist')) |
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| 25 | n/a | self.assertTrue(newer(new_file, old_file)) |
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| 26 | n/a | |
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| 27 | n/a | # Return false if both exist and 'old_file' is the same age or younger |
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| 28 | n/a | # than 'new_file'. |
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| 29 | n/a | self.assertFalse(newer(old_file, new_file)) |
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| 30 | n/a | |
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| 31 | n/a | def test_newer_pairwise(self): |
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| 32 | n/a | tmpdir = self.mkdtemp() |
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| 33 | n/a | sources = os.path.join(tmpdir, 'sources') |
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| 34 | n/a | targets = os.path.join(tmpdir, 'targets') |
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| 35 | n/a | os.mkdir(sources) |
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| 36 | n/a | os.mkdir(targets) |
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| 37 | n/a | one = os.path.join(sources, 'one') |
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| 38 | n/a | two = os.path.join(sources, 'two') |
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| 39 | n/a | three = os.path.abspath(__file__) # I am the old file |
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| 40 | n/a | four = os.path.join(targets, 'four') |
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| 41 | n/a | self.write_file(one) |
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| 42 | n/a | self.write_file(two) |
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| 43 | n/a | self.write_file(four) |
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| 44 | n/a | |
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| 45 | n/a | self.assertEqual(newer_pairwise([one, two], [three, four]), |
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| 46 | n/a | ([one],[three])) |
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| 47 | n/a | |
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| 48 | n/a | def test_newer_group(self): |
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| 49 | n/a | tmpdir = self.mkdtemp() |
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| 50 | n/a | sources = os.path.join(tmpdir, 'sources') |
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| 51 | n/a | os.mkdir(sources) |
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| 52 | n/a | one = os.path.join(sources, 'one') |
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| 53 | n/a | two = os.path.join(sources, 'two') |
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| 54 | n/a | three = os.path.join(sources, 'three') |
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| 55 | n/a | old_file = os.path.abspath(__file__) |
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| 56 | n/a | |
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| 57 | n/a | # return true if 'old_file' is out-of-date with respect to any file |
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| 58 | n/a | # listed in 'sources'. |
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| 59 | n/a | self.write_file(one) |
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| 60 | n/a | self.write_file(two) |
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| 61 | n/a | self.write_file(three) |
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| 62 | n/a | self.assertTrue(newer_group([one, two, three], old_file)) |
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| 63 | n/a | self.assertFalse(newer_group([one, two, old_file], three)) |
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| 64 | n/a | |
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| 65 | n/a | # missing handling |
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| 66 | n/a | os.remove(one) |
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| 67 | n/a | self.assertRaises(OSError, newer_group, [one, two, old_file], three) |
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| 68 | n/a | |
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| 69 | n/a | self.assertFalse(newer_group([one, two, old_file], three, |
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| 70 | n/a | missing='ignore')) |
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| 71 | n/a | |
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| 72 | n/a | self.assertTrue(newer_group([one, two, old_file], three, |
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| 73 | n/a | missing='newer')) |
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| 74 | n/a | |
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| 75 | n/a | |
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| 76 | n/a | def test_suite(): |
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| 77 | n/a | return unittest.makeSuite(DepUtilTestCase) |
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| 78 | n/a | |
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| 79 | n/a | if __name__ == "__main__": |
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| 80 | n/a | run_unittest(test_suite()) |
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