| package org.apache.hadoop.tools.rumen; |
| |
| /** |
| * 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. |
| */ |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.io.IOUtils; |
| import org.apache.hadoop.util.ToolRunner; |
| |
| import org.junit.Test; |
| import static org.junit.Assert.*; |
| |
| public class TestRumenFolder { |
| @Test |
| public void testFoldingSmallTrace() throws Exception { |
| final Configuration conf = new Configuration(); |
| final FileSystem lfs = FileSystem.getLocal(conf); |
| |
| @SuppressWarnings("deprecation") |
| final Path rootInputDir = |
| new Path(System.getProperty("test.tools.input.dir", "")) |
| .makeQualified(lfs); |
| @SuppressWarnings("deprecation") |
| final Path rootTempDir = |
| new Path(System.getProperty("test.build.data", "/tmp")) |
| .makeQualified(lfs); |
| |
| final Path rootInputFile = new Path(rootInputDir, "rumen/small-trace-test"); |
| final Path tempDir = new Path(rootTempDir, "TestRumenJobTraces"); |
| lfs.delete(tempDir, true); |
| |
| final Path foldedTracePath = new Path(tempDir, "folded-trace.json"); |
| |
| final Path inputFile = |
| new Path(rootInputFile, "folder-input-trace.json.gz"); |
| |
| System.out.println("folded trace result path = " + foldedTracePath); |
| |
| String[] args = |
| { "-input-cycle", "100S", "-output-duration", "300S", |
| "-skew-buffer-length", "1", "-seed", "100", "-concentration", "2", |
| inputFile.toString(), foldedTracePath.toString() }; |
| |
| final Path foldedGoldFile = |
| new Path(rootInputFile, "goldFoldedTrace.json.gz"); |
| |
| Folder folder = new Folder(); |
| int result = ToolRunner.run(folder, args); |
| assertEquals("Non-zero exit", 0, result); |
| |
| TestRumenFolder.<LoggedJob> jsonFileMatchesGold(conf, lfs, foldedTracePath, |
| foldedGoldFile, LoggedJob.class, "trace"); |
| } |
| |
| static private <T extends DeepCompare> void jsonFileMatchesGold( |
| Configuration conf, FileSystem lfs, Path result, Path gold, |
| Class<? extends T> clazz, String fileDescription) throws IOException { |
| JsonObjectMapperParser<T> goldParser = |
| new JsonObjectMapperParser<T>(gold, clazz, conf); |
| InputStream resultStream = lfs.open(result); |
| JsonObjectMapperParser<T> resultParser = |
| new JsonObjectMapperParser<T>(resultStream, clazz); |
| try { |
| while (true) { |
| DeepCompare goldJob = goldParser.getNext(); |
| DeepCompare resultJob = resultParser.getNext(); |
| if ((goldJob == null) || (resultJob == null)) { |
| assertTrue(goldJob == resultJob); |
| break; |
| } |
| |
| try { |
| resultJob.deepCompare(goldJob, new TreePath(null, "<root>")); |
| } catch (DeepInequalityException e) { |
| String error = e.path.toString(); |
| |
| assertFalse(fileDescription + " mismatches: " + error, true); |
| } |
| } |
| } finally { |
| IOUtils.cleanup(null, goldParser, resultParser); |
| } |
| } |
| } |