| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.drill.exec.hive; |
| |
| import java.io.File; |
| import java.util.UUID; |
| |
| import org.apache.commons.io.FileUtils; |
| import org.apache.drill.PlanTestBase; |
| import org.apache.drill.exec.store.hive.HiveTestDataGenerator; |
| import org.apache.drill.test.BaseDirTestWatcher; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.runner.Description; |
| |
| /** |
| * Base class for Hive test. Takes care of generating and adding Hive test plugin before tests and deleting the |
| * plugin after tests. |
| */ |
| public class HiveTestBase extends PlanTestBase { |
| |
| public static final HiveTestFixture HIVE_TEST_FIXTURE; |
| |
| static { |
| if (HiveTestUtilities.supportedJavaVersion()) { |
| // generate hive data common for all test classes using own dirWatcher |
| BaseDirTestWatcher generalDirWatcher = new BaseDirTestWatcher() { |
| { |
| /* |
| Below protected method invoked to create directory DirWatcher.dir with path like: |
| ./target/org.apache.drill.exec.hive.HiveTestBase123e4567-e89b-12d3-a456-556642440000. |
| Then subdirectory with name 'root' will be used to hold metastore_db and other data shared between |
| all derivatives of the class. Note that UUID suffix is necessary to avoid conflicts between forked JVMs. |
| */ |
| starting(Description.createSuiteDescription(HiveTestBase.class.getName().concat(UUID.randomUUID().toString()))); |
| } |
| }; |
| File baseDir = generalDirWatcher.getRootDir(); |
| HIVE_TEST_FIXTURE = HiveTestFixture.builder(baseDir).build(); |
| HiveTestDataGenerator dataGenerator = new HiveTestDataGenerator(generalDirWatcher, baseDir, |
| HIVE_TEST_FIXTURE.getWarehouseDir()); |
| HIVE_TEST_FIXTURE.getDriverManager().runWithinSession(dataGenerator::generateData); |
| |
| // set hook for clearing watcher's dir on JVM shutdown |
| Runtime.getRuntime().addShutdownHook(new Thread(() -> FileUtils.deleteQuietly(generalDirWatcher.getDir()))); |
| } else { |
| HIVE_TEST_FIXTURE = null; |
| } |
| } |
| |
| @BeforeClass |
| public static void setUp() { |
| HiveTestUtilities.assumeJavaVersion(); |
| HIVE_TEST_FIXTURE.getPluginManager().addHivePluginTo(bits); |
| } |
| |
| @AfterClass |
| public static void tearDown() { |
| if (HIVE_TEST_FIXTURE != null) { |
| HIVE_TEST_FIXTURE.getPluginManager().removeHivePluginFrom(bits); |
| } |
| } |
| } |