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/*
* Copyright (C) The Apache Software Foundation. All rights reserved.
*
* This software is published under the terms of the Apache Software License
* version 1.1, a copy of which has been included with this distribution in
* the LICENSE file.
*
* $Id: ParseRequiredTest.java 3134 2007-03-02 07:20:08Z otmarhumbel $
*/
package org.apache.commons.cli;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
/**
* @author John Keyes (john at integralsource.com)
* @version $Revision: 3134 $
*/
public class ParseRequiredTest extends TestCase
{
private Options _options = null;
private CommandLineParser parser = new PosixParser();
public static Test suite() {
return new TestSuite(ParseRequiredTest.class);
}
public ParseRequiredTest(String name)
{
super(name);
}
public void setUp()
{
OptionBuilder.withLongOpt( "bfile" );
OptionBuilder.hasArg();
OptionBuilder.isRequired();
OptionBuilder.withDescription( "set the value of [b]" );
Option opt2 = OptionBuilder.create( 'b' );
_options = new Options()
.addOption("a",
"enable-a",
false,
"turn [a] on or off")
.addOption( opt2 );
}
public void tearDown()
{
}
public void testWithRequiredOption()
{
String[] args = new String[] { "-b", "file" };
try
{
CommandLine cl = parser.parse(_options,args);
assertTrue( "Confirm -a is NOT set", !cl.hasOption("a") );
assertTrue( "Confirm -b is set", cl.hasOption("b") );
assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("file") );
assertTrue( "Confirm NO of extra args", cl.getArgList().size() == 0);
}
catch (ParseException e)
{
fail( e.toString() );
}
}
public void testOptionAndRequiredOption()
{
String[] args = new String[] { "-a", "-b", "file" };
try
{
CommandLine cl = parser.parse(_options,args);
assertTrue( "Confirm -a is set", cl.hasOption("a") );
assertTrue( "Confirm -b is set", cl.hasOption("b") );
assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("file") );
assertTrue( "Confirm NO of extra args", cl.getArgList().size() == 0);
}
catch (ParseException e)
{
fail( e.toString() );
}
}
public void testMissingRequiredOption()
{
String[] args = new String[] { "-a" };
CommandLine cl = null;
try
{
cl = parser.parse(_options,args);
fail( "exception should have been thrown" );
}
catch (ParseException e)
{
if( !( e instanceof MissingOptionException ) )
{
fail( "expected to catch MissingOptionException in " + cl );
}
}
}
}
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