| /* |
| * 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.apache.pig.ExecType.LOCAL; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import org.apache.pig.PigServer; |
| import org.apache.pig.newplan.logical.relational.LOCogroup; |
| import org.apache.pig.newplan.logical.relational.LOJoin; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class TestPinOptions { |
| |
| protected PigServer pigServer; |
| |
| @Before |
| public void setUp() throws Exception { |
| pigServer = new PigServer(LOCAL); |
| } |
| |
| @Test |
| public void testPinnedJoinOption() throws Exception { |
| String[] joinTypes = {"hash", "repl", "merge", "skewed", "default"}; |
| String[] expectedJoinTypes = {"HASH", "REPLICATED", "MERGE", "SKEWED", "HASH"}; |
| for (int i = 0; i < joinTypes.length; i++) { |
| pigServer.setBatchOn(); |
| pigServer.registerQuery("a = load 'tmp1' as (foo, bar);"); |
| pigServer.registerQuery("b = load 'tmp1' as (foo, bar);"); |
| pigServer.registerQuery("c = join a by foo, b by foo using '"+joinTypes[i]+"';"); |
| pigServer.registerQuery("store c into 'tmp2';"); |
| LOJoin op = (LOJoin)TestPigStats.getLogicalPlan(pigServer).findByAlias("c"); |
| assertTrue("did "+joinTypes[i]+" join get pinned? ", |
| op.isPinnedOption(LOJoin.OPTION_JOIN)); |
| assertEquals("did the right join type get set? ", |
| ((LOJoin) op).getJoinType().toString(), expectedJoinTypes[i]); |
| pigServer.discardBatch(); |
| } |
| } |
| |
| @Test |
| public void testNotPinnedJinOption() throws Exception { |
| pigServer.setBatchOn(); |
| pigServer.registerQuery("a = load 'tmp1' as (foo, bar);"); |
| pigServer.registerQuery("b = load 'tmp1' as (foo, bar);"); |
| pigServer.registerQuery("c = join a by foo, b by foo;"); |
| pigServer.registerQuery("store c into 'tmp2';"); |
| LOJoin op = (LOJoin)TestPigStats.getLogicalPlan(pigServer).findByAlias("c"); |
| assertEquals("default join should be hash", |
| ((LOJoin) op).getJoinType().toString(), "HASH"); |
| assertFalse(op.isPinnedOption(LOJoin.OPTION_JOIN)); |
| pigServer.discardBatch(); |
| } |
| |
| @Test |
| public void testGroupOptions() throws Exception { |
| pigServer.setBatchOn(); |
| pigServer.registerQuery("a = load 'tmp1' as (foo, bar);"); |
| pigServer.registerQuery("b = group a by foo;"); |
| pigServer.registerQuery("store b into 'tmp2';"); |
| |
| LOCogroup op = (LOCogroup)TestPigStats.getLogicalPlan(pigServer).findByAlias("b"); |
| assertFalse(op.isPinnedOption(LOCogroup.OPTION_GROUPTYPE)); |
| pigServer.discardBatch(); |
| |
| pigServer.setBatchOn(); |
| pigServer.registerQuery("a = load 'tmp' as (foo, bar);"); |
| pigServer.registerQuery("b = group a by foo using 'collected';"); |
| pigServer.registerQuery("store b into 'tmp2';"); |
| op = (LOCogroup)TestPigStats.getLogicalPlan(pigServer).findByAlias("b"); |
| assertTrue(op.isPinnedOption(LOCogroup.OPTION_GROUPTYPE)); |
| pigServer.discardBatch(); |
| } |
| } |