def test_zonefiles_without_extension(self):
        # Windows doesn't let files end with a `.` so we add a .tst to them in
        # the repo and then try and create the `.` version we need for the
        # default case (no extension.)
        copyfile('./tests/zones/unit.tests.tst', './tests/zones/unit.tests.')
        # Unfortunately copyfile silently works and create the file without
        # the `.` so we have to check to see if it did that
        if exists('./tests/zones/unit.tests'):
            # It did so we need to skip this test, that means windows won't
            # have full code coverage, but skipping the test is going out of
            # our way enough for a os-specific/oddball case.
            self.skipTest('Unable to create unit.tests. (ending with .) so '
                          'skipping default filename testing.')

        source = ZoneFileSource('test', './tests/zones')
        # Load zonefiles without a specified file extension
        valid = Zone('unit.tests.', [])
        source.populate(valid)
        self.assertEqual(15, len(valid.records))
 def test_zonefiles_with_extension(self):
     source = ZoneFileSource('test', './tests/zones', '.extension')
     # Load zonefiles with a specified file extension
     valid = Zone('ext.unit.tests.', [])
     source.populate(valid)
     self.assertEqual(1, len(valid.records))