/**
 * 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;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;


public class ArgumentIsOptionTest extends TestCase {
    private Options options = null;
    private CommandLineParser parser = null;

    public ArgumentIsOptionTest(String name) {
        super(name);
    }

    public static Test suite() {
        return new TestSuite(ArgumentIsOptionTest.class);
    }

    public void setUp() {
        options = new Options().addOption("p", false, "Option p").addOption("attr",
                true, "Option accepts argument");

        parser = new PosixParser();
    }

    public void tearDown() {
    }

    public void testOptionAndOptionWithArgument() {
        String[] args = new String[] {
                "-p",
                "-attr",
                "p"
            };

        try {
            CommandLine cl = parser.parse(options, args);
            assertTrue("Confirm -p is set", cl.hasOption("p"));
            assertTrue("Confirm -attr is set", cl.hasOption("attr"));
            assertTrue("Confirm arg of -attr",
                cl.getOptionValue("attr").equals("p"));
            assertTrue("Confirm all arguments recognized", cl.getArgs().length == 0);
        }
        catch (ParseException e) {
            fail(e.toString());
        }
    }

    public void testOptionWithArgument() {
        String[] args = new String[] {
                "-attr",
                "p"
            };

        try {
            CommandLine cl = parser.parse(options, args);
            assertFalse("Confirm -p is set", cl.hasOption("p"));
            assertTrue("Confirm -attr is set", cl.hasOption("attr"));
            assertTrue("Confirm arg of -attr",
                cl.getOptionValue("attr").equals("p"));
            assertTrue("Confirm all arguments recognized", cl.getArgs().length == 0);
        }
        catch (ParseException e) {
            fail(e.toString());
        }
    }

    public void testOption() {
        String[] args = new String[] {
                "-p"
            };

        try {
            CommandLine cl = parser.parse(options, args);
            assertTrue("Confirm -p is set", cl.hasOption("p"));
            assertFalse("Confirm -attr is not set", cl.hasOption("attr"));
            assertTrue("Confirm all arguments recognized", cl.getArgs().length == 0);
        }
        catch (ParseException e) {
            fail(e.toString());
        }
    }
}