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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: GnuParseTest.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;
public class GnuParseTest extends TestCase
{
private Options _options = null;
private CommandLineParser _parser = null;
public static Test suite() {
return new TestSuite( GnuParseTest.class );
}
public GnuParseTest( String name )
{
super( name );
}
public void setUp()
{
_options = new Options()
.addOption("a",
"enable-a",
false,
"turn [a] on or off")
.addOption("b",
"bfile",
true,
"set the value of [b]")
.addOption("c",
"copt",
false,
"turn [c] on or off");
_parser = new GnuParser( );
}
public void tearDown()
{
}
public void testSimpleShort()
{
String[] args = new String[] { "-a",
"-b", "toast",
"foo", "bar" };
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("toast") );
assertTrue( "Confirm size of extra args", cl.getArgList().size() == 2);
}
catch (ParseException e)
{
fail( e.toString() );
}
}
public void testSimpleLong()
{
String[] args = new String[] { "--enable-a",
"--bfile", "toast",
"foo", "bar" };
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("toast") );
assertTrue( "Confirm size of extra args", cl.getArgList().size() == 2);
}
catch (ParseException e)
{
fail( e.toString() );
}
}
public void testExtraOption()
{
String[] args = new String[] { "-a", "-d", "-b", "toast",
"foo", "bar" };
boolean caught = false;
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("toast") );
assertTrue( "Confirm size of extra args", cl.getArgList().size() == 3);
}
catch (UnrecognizedOptionException e)
{
caught = true;
}
catch (ParseException e)
{
fail( e.toString() );
}
assertTrue( "Confirm UnrecognizedOptionException caught", caught );
}
public void testMissingArg()
{
String[] args = new String[] { "-b" };
boolean caught = false;
CommandLine cl = null;
try
{
cl = _parser.parse(_options, args);
}
catch (MissingArgumentException e)
{
caught = true;
}
catch (ParseException e)
{
fail( e.toString() );
}
assertTrue( "Confirm MissingArgumentException caught " + cl, caught );
}
public void testStop()
{
String[] args = new String[] { "-c",
"foober",
"-b",
"toast" };
try
{
CommandLine cl = _parser.parse(_options, args, true);
assertTrue( "Confirm -c is set", cl.hasOption("c") );
assertTrue( "Confirm 3 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 3);
}
catch (ParseException e)
{
fail( e.toString() );
}
}
public void testMultiple()
{
String[] args = new String[] { "-c",
"foobar",
"-b",
"toast" };
try
{
CommandLine cl = _parser.parse(_options, args, true);
assertTrue( "Confirm -c is set", cl.hasOption("c") );
assertTrue( "Confirm 3 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 3);
cl = _parser.parse(_options, cl.getArgs() );
assertTrue( "Confirm -c is not set", ! cl.hasOption("c") );
assertTrue( "Confirm -b is set", cl.hasOption("b") );
assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("toast") );
assertTrue( "Confirm 1 extra arg: " + cl.getArgList().size(), cl.getArgList().size() == 1);
assertTrue( "Confirm value of extra arg: " + cl.getArgList().get(0), cl.getArgList().get(0).equals("foobar") );
}
catch (ParseException e)
{
fail( e.toString() );
}
}
public void testMultipleWithLong()
{
String[] args = new String[] { "--copt",
"foobar",
"--bfile", "toast" };
try
{
CommandLine cl = _parser.parse(_options,args,
true);
assertTrue( "Confirm -c is set", cl.hasOption("c") );
assertTrue( "Confirm 3 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 3);
cl = _parser.parse(_options, cl.getArgs() );
assertTrue( "Confirm -c is not set", ! cl.hasOption("c") );
assertTrue( "Confirm -b is set", cl.hasOption("b") );
assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("toast") );
assertTrue( "Confirm 1 extra arg: " + cl.getArgList().size(), cl.getArgList().size() == 1);
assertTrue( "Confirm value of extra arg: " + cl.getArgList().get(0), cl.getArgList().get(0).equals("foobar") );
}
catch (ParseException e)
{
fail( e.toString() );
}
}
public void testDoubleDash()
{
String[] args = new String[] { "--copt",
"--",
"-b", "toast" };
try
{
CommandLine cl = _parser.parse(_options, args);
assertTrue( "Confirm -c is set", cl.hasOption("c") );
assertTrue( "Confirm -b is not set", ! cl.hasOption("b") );
assertTrue( "Confirm 2 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 2);
}
catch (ParseException e)
{
fail( e.toString() );
}
}
public void testSingleDash()
{
String[] args = new String[] { "--copt",
"-b", "-",
"-a",
"-" };
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("-") );
assertTrue( "Confirm 1 extra arg: " + cl.getArgList().size(), cl.getArgList().size() == 1);
assertTrue( "Confirm value of extra arg: " + cl.getArgList().get(0), cl.getArgList().get(0).equals("-") );
}
catch (ParseException e)
{
fail( e.toString() );
}
}
}
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