2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2020 Pantheon.tech
4 * Modifications Copyright (C) 2022 Nordix Foundation.
5 * ================================================================================
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
23 import org.testcontainers.containers.PostgreSQLContainer;
24 import org.testcontainers.utility.DockerImageName;
27 * The Postgresql database test container wrapper.
28 * Singleton implementation allows saving time on database initialization which otherwise would occur on each test.
29 * for debugging/developing purposes you can suspend any test and connect to this database:
30 * docker exec -it {container-id} sh
31 * psql -d test -U test
33 public class DatabaseTestContainer extends PostgreSQLContainer<DatabaseTestContainer> {
34 private static final String IMAGE_VERSION = "registry.nordix.org/onaptest/postgres:14.1";
35 private static DatabaseTestContainer databaseTestContainer;
37 private DatabaseTestContainer() {
38 super(DockerImageName.parse(IMAGE_VERSION).asCompatibleSubstituteFor("postgres"));
42 * Provides an instance of test container wrapper.
43 * The returned value expected to be assigned to static variable annotated with @ClassRule.
44 * This will allow to initialize DB connection env variables before DataSource object
45 * is initialized by Spring framework.
48 public static DatabaseTestContainer getInstance() {
49 if (databaseTestContainer == null) {
50 databaseTestContainer = new DatabaseTestContainer();
51 Runtime.getRuntime().addShutdownHook(new Thread(databaseTestContainer::terminate));
53 return databaseTestContainer;
59 System.setProperty("DB_URL", databaseTestContainer.getJdbcUrl());
60 System.setProperty("DB_USERNAME", databaseTestContainer.getUsername());
61 System.setProperty("DB_PASSWORD", databaseTestContainer.getPassword());
66 // do nothing on test completion, image removal will be performed via terminate() on JVM shutdown
69 private void terminate() {