def test_symlink_candidate_is_in_transaction(self):
self._add_to_db('o1', 'i1', 'i2')
filemod_db.changed_files('o2', 'i1', 'i2', context='test')
self._change_mtime('o1')
self.assertEqual(set(['o1']),
filemod_db.changed_files('o1', 'i1', 'i2'))
self.assertFalse(filemod_db.can_symlink_to('o2', 'o1'))
def test_symlinks_differ_in_whether_they_compute_crc(self):
self._add_to_db('o1', 'i1', 'i2')
# Start the update-transaction, as needed to call can_symlink_to().
filemod_db.changed_files('o2', 'i1', 'i2',
context='test',
compute_crc=True)
self.assertTrue(filemod_db.can_symlink_to('o2', 'o1'))
def test_symlink_to_self(self):
self._add_to_db('o2', 'i1', 'i2')
# We need to do this to force changed_files to return False.
self._change_mtime('i1')
filemod_db.changed_files('o2', 'i1', 'i2',
context='test')
self.assertFalse(filemod_db.can_symlink_to('o2', 'o2'))
def test_changed_files_destroys_symlinks(self):
self._add_to_db('o1', 'i2', 'i3')
self.assertEqual(set(['o_link']),
filemod_db.changed_files('o_link', 'i2', 'i3',
context='test'))
os.symlink('o1', self._abspath('o_link'))
self.assertTrue(os.path.islink(self._abspath('o_link')))
self.assertTrue(os.path.samefile(self._abspath('o1'),
self._abspath('o_link')))
filemod_db.set_up_to_date('o_link')
self._change_mtime('i2')
del filemod_db._CURRENT_FILE_INFO['i2']
actual = self._changed_files('o_link', 'i2', 'i3')
self.assertEqual(set(['i2']), actual)
filemod_db.set_up_to_date('o_link')
self.assertFalse(os.path.islink(self._abspath('o_link')))
def _changed_files(self, outfile_name, *infile_names, **kwargs):
kwargs.setdefault('context', 'test')
return filemod_db.changed_files(outfile_name, *infile_names, **kwargs)
def test_infile_has_changed(self):
self._add_to_db('o1', 'i1', 'i2')
self._change_mtime('i1')
filemod_db.changed_files('o2', 'i1', 'i2', context='test')
self.assertFalse(filemod_db.can_symlink_to('o2', 'o1'))
def test_infile_is_symlink(self):
self._add_to_db('o1', 'l1', 'l22')
filemod_db.changed_files('o2', 'i1', 'i2', context='test')
self.assertTrue(filemod_db.can_symlink_to('o2', 'o1'))
def test_different_input(self):
self._add_to_db('o1', 'i1', 'i2', 'i3')
filemod_db.changed_files('o2', 'i1', 'i2', context='test')
self.assertFalse(filemod_db.can_symlink_to('o2', 'o1'))
def test_same_input(self):
self._add_to_db('o1', 'i1', 'i2')
# Start the update-transaction, as needed to call can_symlink_to().
filemod_db.changed_files('o2', 'i1', 'i2', context='test')
self.assertTrue(filemod_db.can_symlink_to('o2', 'o1'))