| /* |
| * 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 com.google.common.base.Supplier; |
| import com.google.common.collect.ImmutableSet; |
| |
| import org.junit.Test; |
| import org.kohsuke.args4j.CmdLineException; |
| import org.kohsuke.args4j.CmdLineParser; |
| import org.kohsuke.args4j.Option; |
| |
| public class StringSetOptionHandlerTest { |
| |
| private class TestBean { |
| @Option( |
| name = "--option1", |
| handler = StringSetOptionHandler.class) |
| private Supplier<ImmutableSet<String>> option1; |
| @Option( |
| name = "--option2", |
| handler = StringSetOptionHandler.class) |
| private Supplier<ImmutableSet<String>> option2; |
| |
| public ImmutableSet<String> getOption1() { |
| return option1.get(); |
| } |
| |
| public ImmutableSet<String> getOption2() { |
| return option2.get(); |
| } |
| } |
| |
| @Test |
| public void testDefaultValues() throws CmdLineException { |
| TestBean bean = new TestBean(); |
| CmdLineParser parser = new CmdLineParser(bean); |
| parser.parseArgument( |
| "--option2", "a", "b"); |
| assertEquals(ImmutableSet.of(), bean.getOption1()); |
| assertEquals(ImmutableSet.of("a", "b"), bean.getOption2()); |
| } |
| |
| @Test |
| public void testOptionSpecifiedMultipleTimes() throws CmdLineException { |
| TestBean bean = new TestBean(); |
| CmdLineParser parser = new CmdLineParser(bean); |
| parser.parseArgument( |
| "--option1", "a", "b", |
| "--option2", "c", "d", |
| "--option1", "e", "f", |
| "--option2", "g", "h"); |
| assertEquals(ImmutableSet.of("a", "b", "e", "f"), bean.getOption1()); |
| assertEquals(ImmutableSet.of("c", "d", "g", "h"), bean.getOption2()); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testEmptyOption() throws CmdLineException { |
| TestBean bean = new TestBean(); |
| CmdLineParser parser = new CmdLineParser(bean); |
| parser.parseArgument( |
| "--option1", |
| "--option2", "c", "d", |
| "--option2", "f"); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testOptionSpecifiedWithoutElements() throws CmdLineException { |
| TestBean bean = new TestBean(); |
| CmdLineParser parser = new CmdLineParser(bean); |
| parser.parseArgument( |
| "--option1", "a", |
| "--option2", "c", "d", |
| "--option1", |
| "--option2", "f"); |
| } |
| } |