test_dep_util.py 文件源码

def test_newer_group(self):
        tmpdir = self.mkdtemp()
        sources = os.path.join(tmpdir, 'sources')
        os.mkdir(sources)
        one = os.path.join(sources, 'one')
        two = os.path.join(sources, 'two')
        three = os.path.join(sources, 'three')
        old_file = os.path.abspath(__file__)

        # return true if 'old_file' is out-of-date with respect to any file
        # listed in 'sources'.
        self.write_file(one)
        self.write_file(two)
        self.write_file(three)
        self.assertTrue(newer_group([one, two, three], old_file))
        self.assertFalse(newer_group([one, two, old_file], three))

        # missing handling
        os.remove(one)
        self.assertRaises(OSError, newer_group, [one, two, old_file], three)

        self.assertFalse(newer_group([one, two, old_file], three,
                                     missing='ignore'))

        self.assertTrue(newer_group([one, two, old_file], three,
                                    missing='newer'))