/*
* 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.
*/
package com.facebook.presto.plugin.postgresql;
import com.facebook.presto.spi.ConnectorSession;
import com.facebook.presto.testing.QueryRunner;
import com.facebook.presto.tests.AbstractTestQueries;
import com.facebook.presto.tests.DistributedQueryRunner;
import com.facebook.presto.tpch.TpchPlugin;
import com.google.common.collect.ImmutableMap;
import io.airlift.log.Logger;
import io.airlift.testing.postgresql.TestingPostgreSqlServer;
import org.testng.annotations.AfterClass;
import java.io.IOException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Map;
import static com.facebook.presto.spi.type.TimeZoneKey.UTC_KEY;
import static com.facebook.presto.tests.QueryAssertions.copyAllTables;
import static com.facebook.presto.tpch.TpchMetadata.TINY_SCHEMA_NAME;
import static io.airlift.units.Duration.nanosSince;
import static java.util.Locale.ENGLISH;
import static java.util.concurrent.TimeUnit.SECONDS;
public class TestPostgreSqlDistributedQueries
extends AbstractTestQueries
{
private static final Logger log = Logger.get(TestPostgreSqlDistributedQueries.class);
private final TestingPostgreSqlServer postgresqlServer;
@SuppressWarnings("UnusedDeclaration")
public TestPostgreSqlDistributedQueries()
throws Exception
{
this(new TestingPostgreSqlServer("testuser", "tpch"));
}
public TestPostgreSqlDistributedQueries(TestingPostgreSqlServer postgresqlServer)
throws Exception
{
super(createQueryRunner(postgresqlServer));
this.postgresqlServer = postgresqlServer;
}
@AfterClass(alwaysRun = true)
@SuppressWarnings({"EmptyTryBlock", "UnusedDeclaration"})
public void destroy()
throws IOException
{
try (QueryRunner queryRunner = this.queryRunner;
TestingPostgreSqlServer server = this.postgresqlServer) {
// use try-with-resources to close everything safely
}
}
private static QueryRunner createQueryRunner(TestingPostgreSqlServer server)
throws Exception
{
try {
return doCreateQueryRunner(server);
}
catch (Exception e) {
// use try-with-resources to close everything safely
try (TestingPostgreSqlServer ignored = server) {
throw e;
}
}
}
private static QueryRunner doCreateQueryRunner(TestingPostgreSqlServer server)
throws Exception
{
DistributedQueryRunner queryRunner = new DistributedQueryRunner(createSession("tpch"), 3);
queryRunner.installPlugin(new TpchPlugin());
queryRunner.createCatalog("tpch", "tpch");
Map<String, String> properties = ImmutableMap.of("connection-url", server.getJdbcUrl());
createSchema(server.getJdbcUrl(), "tpch");
queryRunner.installPlugin(new PostgreSqlPlugin());
queryRunner.createCatalog("postgresql", "postgresql", properties);
log.info("Loading data...");
long startTime = System.nanoTime();
copyAllTables(queryRunner, "tpch", TINY_SCHEMA_NAME, createSession("tpch"));
log.info("Loading complete in %s", nanosSince(startTime).toString(SECONDS));
return queryRunner;
}
private static ConnectorSession createSession(String schema)
{
return new ConnectorSession("user", "test", "postgresql", schema, UTC_KEY, ENGLISH, null, null);
}
private static void createSchema(String url, String schema)
throws SQLException
{
try (Connection connection = DriverManager.getConnection(url);
Statement statement = connection.createStatement()) {
statement.execute("CREATE SCHEMA " + schema);
}
}
}