| /** |
| * 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.crunch.io; |
| |
| import com.google.common.io.Files; |
| import org.apache.crunch.PCollection; |
| import org.apache.crunch.impl.mr.MRPipeline; |
| import org.apache.crunch.test.TemporaryPath; |
| import org.apache.crunch.test.TemporaryPaths; |
| import org.apache.crunch.test.Tests; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import java.io.File; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| public class CombineFileIT { |
| @Rule |
| public TemporaryPath tmpDir = TemporaryPaths.create(); |
| |
| @Test |
| public void testCombine() throws Exception { |
| File srcFiles = tmpDir.getFile("srcs"); |
| File outputFiles = tmpDir.getFile("out"); |
| assertTrue(srcFiles.mkdir()); |
| File src1 = tmpDir.copyResourceFile(Tests.resource(this, "src1.txt")); |
| File src2 = tmpDir.copyResourceFile(Tests.resource(this, "src2.txt")); |
| Files.copy(src1, new File(srcFiles, "src1.txt")); |
| Files.copy(src2, new File(srcFiles, "src2.txt")); |
| |
| MRPipeline p = new MRPipeline(CombineFileIT.class, tmpDir.getDefaultConfiguration()); |
| PCollection<String> in = p.readTextFile(srcFiles.getAbsolutePath()); |
| in.write(To.textFile(outputFiles.getAbsolutePath())); |
| p.done(); |
| assertEquals(4, outputFiles.listFiles().length); |
| } |
| |
| } |