| /** |
| * 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.hadoop.hdfs; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.mapred.HadoopTestCase; |
| import org.apache.hadoop.util.Time; |
| import org.apache.hadoop.util.ToolRunner; |
| import org.junit.After; |
| import org.junit.Test; |
| |
| public class TestNNBench extends HadoopTestCase { |
| private static final String BASE_DIR = |
| new File(System.getProperty("test.build.data", "build/test/data"), |
| "NNBench").getAbsolutePath(); |
| |
| public TestNNBench() throws IOException { |
| super(LOCAL_MR, LOCAL_FS, 1, 1); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| getFileSystem().delete(new Path(BASE_DIR), true); |
| getFileSystem().delete(new Path(NNBench.DEFAULT_RES_FILE_NAME), true); |
| super.tearDown(); |
| } |
| |
| @Test(timeout = 30000) |
| public void testNNBenchCreateReadAndDelete() throws Exception { |
| runNNBench(createJobConf(), "create_write"); |
| Path path = new Path(BASE_DIR + "/data/file_0_0"); |
| assertTrue("create_write should create the file", |
| getFileSystem().exists(path)); |
| runNNBench(createJobConf(), "open_read"); |
| runNNBench(createJobConf(), "delete"); |
| assertFalse("Delete operation should delete the file", |
| getFileSystem().exists(path)); |
| } |
| |
| @Test(timeout = 30000) |
| public void testNNBenchCreateAndRename() throws Exception { |
| runNNBench(createJobConf(), "create_write"); |
| Path path = new Path(BASE_DIR + "/data/file_0_0"); |
| assertTrue("create_write should create the file", |
| getFileSystem().exists(path)); |
| runNNBench(createJobConf(), "rename"); |
| Path renamedPath = new Path(BASE_DIR + "/data/file_0_r_0"); |
| assertFalse("Rename should rename the file", getFileSystem().exists(path)); |
| assertTrue("Rename should rename the file", |
| getFileSystem().exists(renamedPath)); |
| } |
| |
| private void runNNBench(Configuration conf, String operation) |
| throws Exception { |
| String[] genArgs = { "-operation", operation, "-baseDir", BASE_DIR, |
| "-startTime", "" + (Time.now() / 1000 + 3) }; |
| |
| assertEquals(0, ToolRunner.run(conf, new NNBench(), genArgs)); |
| } |
| |
| } |