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Diffstat (limited to 'test/python/docker/test_containers.py')
-rw-r--r-- | test/python/docker/test_containers.py | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/test/python/docker/test_containers.py b/test/python/docker/test_containers.py new file mode 100644 index 000000000..1c4c9ab53 --- /dev/null +++ b/test/python/docker/test_containers.py @@ -0,0 +1,214 @@ +import subprocess +import sys +import time +import unittest + +from docker import APIClient, errors + +from test.python.docker import Podman, common, constant + + +class TestContainers(unittest.TestCase): + podman = None # initialized podman configuration for tests + service = None # podman service instance + topContainerId = "" + + def setUp(self): + super().setUp() + self.client = APIClient(base_url="tcp://127.0.0.1:8080", timeout=15) + TestContainers.podman.restore_image_from_cache(self.client) + TestContainers.topContainerId = common.run_top_container(self.client) + self.assertIsNotNone(TestContainers.topContainerId) + + def tearDown(self): + common.remove_all_containers(self.client) + common.remove_all_images(self.client) + self.client.close() + return super().tearDown() + + @classmethod + def setUpClass(cls): + super().setUpClass() + TestContainers.podman = Podman() + TestContainers.service = TestContainers.podman.open( + "system", "service", "tcp:127.0.0.1:8080", "--time=0" + ) + # give the service some time to be ready... + time.sleep(2) + + rc = TestContainers.service.poll() + if rc is not None: + raise subprocess.CalledProcessError(rc, "podman system service") + + @classmethod + def tearDownClass(cls): + TestContainers.service.terminate() + stdout, stderr = TestContainers.service.communicate(timeout=0.5) + if stdout: + sys.stdout.write("\nContainers Service Stdout:\n" + stdout.decode("utf-8")) + if stderr: + sys.stderr.write("\nContainers Service Stderr:\n" + stderr.decode("utf-8")) + + TestContainers.podman.tear_down() + return super().tearDownClass() + + def test_inspect_container(self): + # Inspect bogus container + with self.assertRaises(errors.NotFound) as error: + self.client.inspect_container("dummy") + self.assertEqual(error.exception.response.status_code, 404) + + # Inspect valid container by Id + container = self.client.inspect_container(TestContainers.topContainerId) + self.assertIn("top", container["Name"]) + + # Inspect valid container by name + container = self.client.inspect_container("top") + self.assertIn(TestContainers.topContainerId, container["Id"]) + + def test_create_container(self): + # Run a container with detach mode + container = self.client.create_container(image="alpine", detach=True) + self.assertEqual(len(container), 2) + + def test_start_container(self): + # Start bogus container + with self.assertRaises(errors.NotFound) as error: + self.client.start("dummy") + self.assertEqual(error.exception.response.status_code, 404) + + # Podman docs says it should give a 304 but returns with no response + # # Start a already started container should return 304 + # response = self.client.start(container=TestContainers.topContainerId) + # self.assertEqual(error.exception.response.status_code, 304) + + # Create a new container and validate the count + self.client.create_container(image=constant.ALPINE, name="container2") + containers = self.client.containers(quiet=True, all=True) + self.assertEqual(len(containers), 2) + + def test_stop_container(self): + # Stop bogus container + with self.assertRaises(errors.NotFound) as error: + self.client.stop("dummy") + self.assertEqual(error.exception.response.status_code, 404) + + # Validate the container state + container = self.client.inspect_container("top") + self.assertEqual(container["State"]["Status"], "running") + + # Stop a running container and validate the state + self.client.stop(TestContainers.topContainerId) + container = self.client.inspect_container("top") + self.assertIn( + container["State"]["Status"], + "stopped exited", + ) + + def test_restart_container(self): + # Restart bogus container + with self.assertRaises(errors.NotFound) as error: + self.client.restart("dummy") + self.assertEqual(error.exception.response.status_code, 404) + + # Validate the container state + self.client.stop(TestContainers.topContainerId) + container = self.client.inspect_container("top") + self.assertEqual(container["State"]["Status"], "stopped") + + # restart a running container and validate the state + self.client.restart(TestContainers.topContainerId) + container = self.client.inspect_container("top") + self.assertEqual(container["State"]["Status"], "running") + + def test_remove_container(self): + # Remove bogus container + with self.assertRaises(errors.NotFound) as error: + self.client.remove_container("dummy") + self.assertEqual(error.exception.response.status_code, 404) + + # Remove container by ID with force + self.client.remove_container(TestContainers.topContainerId, force=True) + containers = self.client.containers() + self.assertEqual(len(containers), 0) + + def test_remove_container_without_force(self): + # Validate current container count + containers = self.client.containers() + self.assertTrue(len(containers), 1) + + # Remove running container should throw error + with self.assertRaises(errors.APIError) as error: + self.client.remove_container(TestContainers.topContainerId) + self.assertEqual(error.exception.response.status_code, 500) + + # Remove container by ID with force + self.client.stop(TestContainers.topContainerId) + self.client.remove_container(TestContainers.topContainerId) + containers = self.client.containers() + self.assertEqual(len(containers), 0) + + def test_pause_container(self): + # Pause bogus container + with self.assertRaises(errors.NotFound) as error: + self.client.pause("dummy") + self.assertEqual(error.exception.response.status_code, 404) + + # Validate the container state + container = self.client.inspect_container("top") + self.assertEqual(container["State"]["Status"], "running") + + # Pause a running container and validate the state + self.client.pause(container["Id"]) + container = self.client.inspect_container("top") + self.assertEqual(container["State"]["Status"], "paused") + + def test_pause_stopped_container(self): + # Stop the container + self.client.stop(TestContainers.topContainerId) + + # Pause exited container should trow error + with self.assertRaises(errors.APIError) as error: + self.client.pause(TestContainers.topContainerId) + self.assertEqual(error.exception.response.status_code, 500) + + def test_unpause_container(self): + # Unpause bogus container + with self.assertRaises(errors.NotFound) as error: + self.client.unpause("dummy") + self.assertEqual(error.exception.response.status_code, 404) + + # Validate the container state + self.client.pause(TestContainers.topContainerId) + container = self.client.inspect_container("top") + self.assertEqual(container["State"]["Status"], "paused") + + # Pause a running container and validate the state + self.client.unpause(TestContainers.topContainerId) + container = self.client.inspect_container("top") + self.assertEqual(container["State"]["Status"], "running") + + def test_list_container(self): + # Add container and validate the count + self.client.create_container(image="alpine", detach=True) + containers = self.client.containers(all=True) + self.assertEqual(len(containers), 2) + + def test_filters(self): + self.skipTest("TODO Endpoint does not yet support filters") + + # List container with filter by id + filters = {"id": TestContainers.topContainerId} + ctnrs = self.client.containers(all=True, filters=filters) + self.assertEqual(len(ctnrs), 1) + + # List container with filter by name + filters = {"name": "top"} + ctnrs = self.client.containers(all=True, filters=filters) + self.assertEqual(len(ctnrs), 1) + + def test_rename_container(self): + # rename bogus container + with self.assertRaises(errors.APIError) as error: + self.client.rename(container="dummy", name="newname") + self.assertEqual(error.exception.response.status_code, 404) |