| /* |
| * Copyright 2012-present Facebook, Inc. |
| * |
| * Licensed 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 com.facebook.buck.cli; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.kohsuke.args4j.CmdLineException; |
| import org.kohsuke.args4j.CmdLineParser; |
| import org.kohsuke.args4j.IllegalAnnotationError; |
| import org.kohsuke.args4j.Option; |
| |
| public class CmdLineParserAdditionalOptionsTest { |
| |
| public static final String O1 = "--one", V1 = "1"; |
| public static final String O2 = "--two", V2 = "2"; |
| public static final String O3 = "--three", V3 = "3"; |
| public static final String O4 = "--four", V4 = "4"; |
| |
| private RootOptions options; |
| private CmdLineParser parser; |
| |
| static class RootOptions { |
| @Option(name = O1) |
| String one; |
| |
| @AdditionalOptions |
| SubOptions sub; |
| |
| @AdditionalOptions |
| SubOptions2 sub2; |
| |
| static class SubOptions { |
| @Option(name = O2) |
| String two; |
| |
| @AdditionalOptions |
| SubSubOptions sub; |
| } |
| } |
| |
| static class SubOptions2 { |
| @Option(name = O3) |
| String three; |
| } |
| |
| static class SubSubOptions { |
| @Option(name = O4) |
| String four; |
| } |
| |
| static class InfiniteOptions { |
| @AdditionalOptions |
| InfiniteOptions infiniteOptions; |
| } |
| |
| static class DuplicateOptions { |
| @AdditionalOptions |
| Object object1; // There are no args4j annotations in Object, so we can use that. |
| @AdditionalOptions |
| Object object2; |
| } |
| |
| @Before |
| public void setUp() { |
| options = new RootOptions(); |
| parser = new CmdLineParserAdditionalOptions(options); |
| } |
| |
| @Test(expected=IllegalAnnotationError.class) |
| public void testDuplicateAdditionalOptionsClass() { |
| new CmdLineParserAdditionalOptions(new DuplicateOptions()); |
| } |
| |
| @Test(expected=IllegalAnnotationError.class) |
| public void testRecursiveAdditionalOptions() { |
| new CmdLineParserAdditionalOptions(new InfiniteOptions()); |
| } |
| |
| @Test |
| public void testAllOptions() throws CmdLineException { |
| parser.parseArgument(O1, V1, O2, V2, O3, V3, O4, V4); |
| assertEquals(V1, options.one); |
| assertEquals(V2, options.sub.two); |
| assertEquals(V3, options.sub2.three); |
| assertEquals(V4, options.sub.sub.four); |
| } |
| |
| @Test |
| public void testAdditionalOptionsInstantiation() { |
| // Currently this happens at parser creation time, might change in the future. |
| assertNotNull(options.sub); |
| assertNotNull(options.sub2); |
| assertNotNull(options.sub.sub); |
| } |
| |
| @Test |
| public void testNoOptions() throws CmdLineException { |
| parser.parseArgument(); |
| |
| assertNull(options.one); |
| assertNull(options.sub.two); |
| assertNull(options.sub2.three); |
| assertNull(options.sub.sub.four); |
| } |
| } |