| /* |
| * 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.pig.test; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import java.io.File; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.apache.pig.backend.executionengine.ExecJob; |
| import org.apache.pig.backend.executionengine.ExecJob.JOB_STATUS; |
| import org.apache.pig.builtin.PigStorage; |
| import org.apache.pig.data.Tuple; |
| import org.apache.pig.tools.ToolsPigServer; |
| import org.junit.After; |
| import org.junit.AfterClass; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class TestToolsPigServer { |
| private ToolsPigServer pig = null; |
| static MiniGenericCluster cluster = MiniGenericCluster.buildCluster(); |
| private File stdOutRedirectedFile; |
| |
| @Before |
| public void setUp() throws Exception{ |
| pig = new ToolsPigServer(cluster.getExecType(), cluster.getProperties()); |
| stdOutRedirectedFile = new File("stdout.redirected"); |
| // Create file if it does not exist |
| if(!stdOutRedirectedFile.createNewFile()) |
| fail("Unable to create input files"); |
| } |
| |
| @After |
| public void tearDown() throws Exception{ |
| pig = null; |
| stdOutRedirectedFile.delete(); |
| } |
| |
| @AfterClass |
| public static void oneTimeTearDown() throws Exception { |
| cluster.shutDown(); |
| } |
| |
| @Test |
| public void testToolsPigServer() throws Exception { |
| Util.createInputFile(cluster, "input", new String[] { |
| "abc\t123", |
| "def\t456", |
| "ghi\t789"}); |
| |
| File scriptFile = Util.createFile(new String[]{ |
| "a = load 'input' using " + PigStorage.class.getName() + "('\t');", |
| "b = foreach a generate $0;", |
| "store b into '/bla';" |
| }); |
| pig.registerNoRun(scriptFile.getAbsolutePath(), null, null); |
| |
| ToolsPigServer.PigPlans plans = pig.getPlans(); |
| |
| assertNotNull(plans); |
| assertNotNull(plans.lp); |
| |
| List<ExecJob> jobs = pig.runPlan(plans.lp, "testToolsPigServer"); |
| |
| assertEquals(1, jobs.size()); |
| ExecJob job = jobs.get(0); |
| assertEquals(JOB_STATUS.COMPLETED, job.getStatus()); |
| Iterator<Tuple> results = job.getResults(); |
| assertTrue(results.hasNext()); // should have one record |
| Tuple t = results.next(); |
| assertEquals("abc", t.get(0).toString()); |
| assertTrue(results.hasNext()); |
| } |
| |
| @Test |
| public void testToolsPigServerRegister() throws Exception { |
| Util.createLocalInputFile("testRegisterScripts.jar", |
| new String[]{"mary had a little lamb"}); |
| |
| Util.createInputFile(cluster, "input1", new String[] { |
| "abc:123", |
| "def:456", |
| "ghi:789"}); |
| |
| File scriptFile = Util.createFile(new String[]{ |
| "register 'testRegisterScripts.jar';", |
| "a = load 'input1' using " + PigStorage.class.getName() + "(':');", |
| |
| "b = foreach a generate $0;", |
| "store b into '/bla1';" |
| }); |
| pig.registerNoRun(scriptFile.getAbsolutePath(), null, null); |
| |
| ToolsPigServer.PigPlans plans = pig.getPlans(); |
| |
| assertNotNull(plans); |
| assertNotNull(plans.lp); |
| |
| List<ExecJob> jobs = pig.runPlan(plans.lp, "testToolsPigServer"); |
| |
| assertEquals(1, jobs.size()); |
| ExecJob job = jobs.get(0); |
| assertEquals(JOB_STATUS.COMPLETED, job.getStatus()); |
| Iterator<Tuple> results = job.getResults(); |
| assertTrue(results.hasNext()); // should have one record |
| Tuple t = results.next(); |
| assertEquals("abc", t.get(0).toString()); |
| assertTrue(results.hasNext()); |
| } |
| } |