| /** |
| * 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.util; |
| |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.net.URI; |
| |
| import junit.framework.TestCase; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.commons.cli.Option; |
| import org.apache.commons.cli.OptionBuilder; |
| import org.apache.commons.cli.Options; |
| |
| public class TestGenericOptionsParser extends TestCase { |
| File testDir; |
| Configuration conf; |
| FileSystem localFs; |
| |
| |
| public void testFilesOption() throws Exception { |
| File tmpFile = new File(testDir, "tmpfile"); |
| Path tmpPath = new Path(tmpFile.toString()); |
| localFs.create(tmpPath); |
| String[] args = new String[2]; |
| // pass a files option |
| args[0] = "-files"; |
| args[1] = tmpFile.toString(); |
| new GenericOptionsParser(conf, args); |
| String files = conf.get("tmpfiles"); |
| assertNotNull("files is null", files); |
| assertEquals("files option does not match", |
| localFs.makeQualified(tmpPath).toString(), files); |
| |
| // pass file as uri |
| Configuration conf1 = new Configuration(); |
| URI tmpURI = new URI(tmpFile.toString() + "#link"); |
| args[0] = "-files"; |
| args[1] = tmpURI.toString(); |
| new GenericOptionsParser(conf1, args); |
| files = conf1.get("tmpfiles"); |
| assertNotNull("files is null", files); |
| assertEquals("files option does not match", |
| localFs.makeQualified(new Path(tmpURI)).toString(), files); |
| |
| // pass a file that does not exist. |
| // GenericOptionParser should throw exception |
| Configuration conf2 = new Configuration(); |
| args[0] = "-files"; |
| args[1] = "file:///xyz.txt"; |
| Throwable th = null; |
| try { |
| new GenericOptionsParser(conf2, args); |
| } catch (Exception e) { |
| th = e; |
| } |
| assertNotNull("throwable is null", th); |
| assertTrue("FileNotFoundException is not thrown", |
| th instanceof FileNotFoundException); |
| files = conf2.get("tmpfiles"); |
| assertNull("files is not null", files); |
| } |
| |
| /** |
| * Test that options passed to the constructor are used. |
| */ |
| @SuppressWarnings("static-access") |
| public void testCreateWithOptions() throws Exception { |
| // Create new option newOpt |
| Option opt = OptionBuilder.withArgName("int") |
| .hasArg() |
| .withDescription("A new option") |
| .create("newOpt"); |
| Options opts = new Options(); |
| opts.addOption(opt); |
| |
| // Check newOpt is actually used to parse the args |
| String[] args = new String[2]; |
| args[0] = "--newOpt"; |
| args[1] = "7"; |
| GenericOptionsParser g = new GenericOptionsParser(opts, args); |
| assertEquals("New option was ignored", |
| "7", g.getCommandLine().getOptionValues("newOpt")[0]); |
| } |
| |
| /** |
| * Test that multiple conf arguments can be used. |
| */ |
| public void testConfWithMultipleOpts() throws Exception { |
| String[] args = new String[2]; |
| args[0] = "--conf=foo"; |
| args[1] = "--conf=bar"; |
| GenericOptionsParser g = new GenericOptionsParser(args); |
| assertEquals("1st conf param is incorrect", |
| "foo", g.getCommandLine().getOptionValues("conf")[0]); |
| assertEquals("2st conf param is incorrect", |
| "bar", g.getCommandLine().getOptionValues("conf")[1]); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| conf = new Configuration(); |
| localFs = FileSystem.getLocal(conf); |
| testDir = new File(System.getProperty("test.build.data", "/tmp"), "generic"); |
| if(testDir.exists()) |
| localFs.delete(new Path(testDir.toString()), true); |
| } |
| |
| @Override |
| protected void tearDown() throws Exception { |
| super.tearDown(); |
| if(testDir.exists()) { |
| localFs.delete(new Path(testDir.toString()), true); |
| } |
| } |
| |
| /** |
| * testing -fileCache option |
| * @throws IOException |
| */ |
| public void testTokenCacheOption() throws IOException { |
| FileSystem localFs = FileSystem.getLocal(conf); |
| |
| File tmpFile = new File(testDir, "tokenCacheFile"); |
| if(tmpFile.exists()) { |
| tmpFile.delete(); |
| } |
| String[] args = new String[2]; |
| // pass a files option |
| args[0] = "-tokenCacheFile"; |
| args[1] = tmpFile.toString(); |
| |
| // test non existing file |
| Throwable th = null; |
| try { |
| new GenericOptionsParser(conf, args); |
| } catch (Exception e) { |
| th = e; |
| } |
| assertNotNull(th); |
| assertTrue("FileNotFoundException is not thrown", |
| th instanceof FileNotFoundException); |
| |
| // create file |
| Path tmpPath = new Path(tmpFile.toString()); |
| localFs.create(tmpPath); |
| new GenericOptionsParser(conf, args); |
| String fileName = conf.get("mapreduce.job.credentials.json"); |
| assertNotNull("files is null", fileName); |
| assertEquals("files option does not match", |
| localFs.makeQualified(tmpPath).toString(), fileName); |
| |
| localFs.delete(new Path(testDir.getAbsolutePath()), true); |
| } |
| } |