| /** |
| * 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.hcatalog.mapreduce; |
| |
| import org.apache.hadoop.fs.FileUtil; |
| import org.apache.hadoop.hive.cli.CliSessionState; |
| import org.apache.hadoop.hive.conf.HiveConf; |
| import org.apache.hadoop.hive.metastore.HiveMetaStoreClient; |
| import org.apache.hadoop.hive.ql.Driver; |
| import org.apache.hadoop.hive.ql.session.SessionState; |
| import org.apache.pig.PigServer; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| /** |
| * Simplify writing HCatalog tests that require a HiveMetaStore. |
| */ |
| public class HCatBaseTest { |
| protected static final Logger LOG = LoggerFactory.getLogger(HCatBaseTest.class); |
| protected static final String TEST_DATA_DIR = System.getProperty("user.dir") + |
| "/build/test/data/" + HCatBaseTest.class.getCanonicalName(); |
| protected static final String TEST_WAREHOUSE_DIR = TEST_DATA_DIR + "/warehouse"; |
| |
| protected HiveConf hiveConf = null; |
| protected Driver driver = null; |
| protected HiveMetaStoreClient client = null; |
| |
| @BeforeClass |
| public static void setUpTestDataDir() throws Exception { |
| LOG.info("Using warehouse directory " + TEST_WAREHOUSE_DIR); |
| File f = new File(TEST_WAREHOUSE_DIR); |
| if (f.exists()) { |
| FileUtil.fullyDelete(f); |
| } |
| Assert.assertTrue(new File(TEST_WAREHOUSE_DIR).mkdirs()); |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| if (driver == null) { |
| setUpHiveConf(); |
| driver = new Driver(hiveConf); |
| client = new HiveMetaStoreClient(hiveConf); |
| SessionState.start(new CliSessionState(hiveConf)); |
| } |
| } |
| |
| /** |
| * Create a new HiveConf and set properties necessary for unit tests. |
| */ |
| protected void setUpHiveConf() { |
| hiveConf = new HiveConf(this.getClass()); |
| hiveConf.setVar(HiveConf.ConfVars.PREEXECHOOKS, ""); |
| hiveConf.setVar(HiveConf.ConfVars.POSTEXECHOOKS, ""); |
| hiveConf.setBoolVar(HiveConf.ConfVars.HIVE_SUPPORT_CONCURRENCY, false); |
| hiveConf.setVar(HiveConf.ConfVars.METASTOREWAREHOUSE, TEST_WAREHOUSE_DIR); |
| } |
| |
| protected void logAndRegister(PigServer server, String query) throws IOException { |
| LOG.info("Registering pig query: " + query); |
| server.registerQuery(query); |
| } |
| } |