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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2020 Pantheon.tech
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps;
import org.testcontainers.containers.PostgreSQLContainer;
/**
* The Postgresql database test container wrapper.
* Singleton implementation allows saving time on database initialization which
* otherwise would occur on each test.
*/
public class DatabaseTestContainer extends PostgreSQLContainer<DatabaseTestContainer> {
private static final String IMAGE_VERSION = "postgres:11.1";
private static DatabaseTestContainer databaseTestContainer;
private DatabaseTestContainer() {
super(IMAGE_VERSION);
}
/**
* Provides an instance of test container wrapper.
* The returned value expected to be assigned to static variable annotated with @ClassRule.
* This will allow to initialize DB connection env variables before DataSource object
* is initialized by Spring framework.
*
*/
public static DatabaseTestContainer getInstance() {
if (databaseTestContainer == null) {
databaseTestContainer = new DatabaseTestContainer();
}
return databaseTestContainer;
}
@Override
public void start() {
super.start();
System.setProperty("DB_URL", databaseTestContainer.getJdbcUrl());
System.setProperty("DB_USERNAME", databaseTestContainer.getUsername());
System.setProperty("DB_PASSWORD", databaseTestContainer.getPassword());
}
@Override
public void stop() {
//do nothing, JVM handles shut down
}
}
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