| /* |
| * 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.commons.cli.bug; |
| |
| import org.apache.commons.cli.CommandLine; |
| import org.apache.commons.cli.CommandLineParser; |
| import org.apache.commons.cli.MissingArgumentException; |
| import org.apache.commons.cli.Option; |
| import org.apache.commons.cli.Options; |
| import org.apache.commons.cli.PosixParser; |
| |
| import junit.framework.TestCase; |
| |
| public class BugCLI71Test extends TestCase { |
| |
| private Options options; |
| private CommandLineParser parser; |
| |
| public void setUp() { |
| options = new Options(); |
| |
| Option algorithm = new Option("a" , "algo", true, "the algorithm which it to perform executing"); |
| algorithm.setArgName("algorithm name"); |
| options.addOption(algorithm); |
| |
| Option key = new Option("k" , "key", true, "the key the setted algorithm uses to process"); |
| algorithm.setArgName("value"); |
| options.addOption(key); |
| |
| parser = new PosixParser(); |
| } |
| |
| public void testBasic() throws Exception { |
| String[] args = new String[] { "-a", "Caesar", "-k", "A" }; |
| CommandLine line = parser.parse( options, args); |
| assertEquals( "Caesar", line.getOptionValue("a") ); |
| assertEquals( "A", line.getOptionValue("k") ); |
| } |
| |
| public void testMistakenArgument() throws Exception { |
| String[] args = new String[] { "-a", "Caesar", "-k", "A" }; |
| CommandLine line = parser.parse( options, args); |
| args = new String[] { "-a", "Caesar", "-k", "a" }; |
| line = parser.parse( options, args); |
| assertEquals( "Caesar", line.getOptionValue("a") ); |
| assertEquals( "a", line.getOptionValue("k") ); |
| } |
| |
| public void testLackOfError() throws Exception { |
| String[] args = new String[] { "-k", "-a", "Caesar" }; |
| try { |
| CommandLine line = parser.parse( options, args); |
| fail("MissingArgumentException expected"); |
| } catch(MissingArgumentException e) { |
| assertEquals("option missing an argument", "k", e.getOption().getOpt()); |
| } |
| } |
| |
| public void testGetsDefaultIfOptional() throws Exception { |
| String[] args = new String[] { "-k", "-a", "Caesar" }; |
| options.getOption("k").setOptionalArg(true); |
| CommandLine line = parser.parse( options, args); |
| |
| assertEquals( "Caesar", line.getOptionValue("a") ); |
| assertEquals( "a", line.getOptionValue("k", "a") ); |
| } |
| |
| } |