class TestPrepareTemporaryDirectory(unittest.TestCase):
def setUp(self):
self.docker_client = mock.Mock()
self.log = mock.Mock()
self.image = "whatever"
self.squash = Squash(self.log, self.image, self.docker_client)
@mock.patch('docker_scripts.squash.tempfile')
def test_create_tmp_directory_if_not_provided(self, mock_tempfile):
self.squash._prepare_tmp_directory(None)
mock_tempfile.mkdtemp.assert_called_with(prefix="docker-squash-")
@mock.patch('docker_scripts.squash.tempfile')
@mock.patch('docker_scripts.squash.os.path.exists', return_value=True)
def test_should_raise_if_directory_already_exists(self, mock_path,
mock_tempfile):
with self.assertRaises(SquashError) as cm:
self.squash._prepare_tmp_directory('tmp')
self.assertEquals(
str(cm.exception),
"The 'tmp' directory already exists, please remove it before you proceed"
)
mock_path.assert_called_with('tmp')
self.assertTrue(len(mock_tempfile.mkdtemp.mock_calls) == 0)
@mock.patch('docker_scripts.squash.os.path.exists', return_value=False)
@mock.patch('docker_scripts.squash.os.makedirs', return_value=False)
def test_should_use_provided_tmp_dir(self, mock_makedirs, mock_path):
self.assertEqual(self.squash._prepare_tmp_directory('tmp'), 'tmp')
mock_path.assert_called_with('tmp')
mock_makedirs.assert_called_with('tmp')
class TestPrepareTemporaryDirectory(unittest.TestCase):
def setUp(self):
self.docker_client = mock.Mock()
self.log = mock.Mock()
self.image = "whatever"
self.squash = Squash(self.log, self.image, self.docker_client)
@mock.patch('docker_scripts.squash.tempfile')
def test_create_tmp_directory_if_not_provided(self, mock_tempfile):
self.squash._prepare_tmp_directory(None)
mock_tempfile.mkdtemp.assert_called_with(prefix="docker-squash-")
@mock.patch('docker_scripts.squash.tempfile')
@mock.patch('docker_scripts.squash.os.path.exists', return_value=True)
def test_should_raise_if_directory_already_exists(self, mock_path, mock_tempfile):
with self.assertRaises(SquashError) as cm:
self.squash._prepare_tmp_directory('tmp')
self.assertEquals(
str(cm.exception), "The 'tmp' directory already exists, please remove it before you proceed")
mock_path.assert_called_with('tmp')
self.assertTrue(len(mock_tempfile.mkdtemp.mock_calls) == 0)
@mock.patch('docker_scripts.squash.os.path.exists', return_value=False)
@mock.patch('docker_scripts.squash.os.makedirs', return_value=False)
def test_should_use_provided_tmp_dir(self, mock_makedirs, mock_path):
self.assertEqual(self.squash._prepare_tmp_directory('tmp'), 'tmp')
mock_path.assert_called_with('tmp')
mock_makedirs.assert_called_with('tmp')
