/**
* 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;
/**
* Test case for the PosixParser.
*
* @version $Revision: 695410 $, $Date: 2008-09-15 03:25:38 -0700 (Mon, 15 Sep 2008) $
*/
public class PosixParserTest extends ParserTestCase
{
public void setUp()
{
super.setUp();
parser = new PosixParser();
}
public void testBursting() throws Exception
{
String[] args = new String[] { "-acbtoast",
"foo", "bar" };
CommandLine cl = parser.parse(options, args);
assertTrue( "Confirm -a is set", cl.hasOption("a") );
assertTrue( "Confirm -b is set", cl.hasOption("b") );
assertTrue( "Confirm -c is set", cl.hasOption("c") );
assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("toast") );
assertTrue( "Confirm size of extra args", cl.getArgList().size() == 2);
}
public void testUnrecognizedOptionWithBursting() throws Exception
{
String[] args = new String[] { "-adbtoast", "foo", "bar" };
try
{
parser.parse(options, args);
fail("UnrecognizedOptionException wasn't thrown");
}
catch (UnrecognizedOptionException e)
{
assertEquals("-adbtoast", e.getOption());
}
}
public void testMissingArgWithBursting() throws Exception
{
String[] args = new String[] { "-acb" };
boolean caught = false;
try
{
parser.parse(options, args);
}
catch (MissingArgumentException e)
{
caught = true;
assertEquals("option missing an argument", "b", e.getOption().getOpt());
}
assertTrue( "Confirm MissingArgumentException caught", caught );
}
public void testStopBursting() throws Exception
{
String[] args = new String[] { "-azc" };
CommandLine cl = parser.parse(options, args, true);
assertTrue( "Confirm -a is set", cl.hasOption("a") );
assertFalse( "Confirm -c is not set", cl.hasOption("c") );
assertTrue( "Confirm 1 extra arg: " + cl.getArgList().size(), cl.getArgList().size() == 1);
assertTrue(cl.getArgList().contains("zc"));
}
public void testStopBursting2() throws Exception
{
String[] args = new String[] { "-c",
"foobar",
"-btoast" };
CommandLine cl = parser.parse(options, args, true);
assertTrue("Confirm -c is set", cl.hasOption("c"));
assertTrue("Confirm 2 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 2);
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"));
}
/**
* Real world test with long and short options.
*/
public void testLongOptionWithShort() throws Exception {
Option help = new Option("h", "help", false, "print this message");
Option version = new Option("v", "version", false, "print version information");
Option newRun = new Option("n", "new", false, "Create NLT cache entries only for new items");
Option trackerRun = new Option("t", "tracker", false, "Create NLT cache entries only for tracker items");
Option timeLimit = OptionBuilder.withLongOpt("limit").hasArg()
.withValueSeparator()
.withDescription("Set time limit for execution, in minutes")
.create("l");
Option age = OptionBuilder.withLongOpt("age").hasArg()
.withValueSeparator()
.withDescription("Age (in days) of cache item before being recomputed")
.create("a");
Option server = OptionBuilder.withLongOpt("server").hasArg()
.withValueSeparator()
.withDescription("The NLT server address")
.create("s");
Option numResults = OptionBuilder.withLongOpt("results").hasArg()
.withValueSeparator()
.withDescription("Number of results per item")
.create("r");
Option configFile = OptionBuilder.withLongOpt("file").hasArg()
.withValueSeparator()
.withDescription("Use the specified configuration file")
.create();
Options options = new Options();
options.addOption(help);
options.addOption(version);
options.addOption(newRun);
options.addOption(trackerRun);
options.addOption(timeLimit);
options.addOption(age);
options.addOption(server);
options.addOption(numResults);
options.addOption(configFile);
// create the command line parser
CommandLineParser parser = new PosixParser();
String[] args = new String[] {
"-v",
"-l",
"10",
"-age",
"5",
"-file",
"filename"
};
CommandLine line = parser.parse(options, args);
assertTrue(line.hasOption("v"));
assertEquals(line.getOptionValue("l"), "10");
assertEquals(line.getOptionValue("limit"), "10");
assertEquals(line.getOptionValue("a"), "5");
assertEquals(line.getOptionValue("age"), "5");
assertEquals(line.getOptionValue("file"), "filename");
}
public void testLongWithEqualSingleDash() throws Exception
{
// not supported by the PosixParser
}
public void testShortWithEqual() throws Exception
{
// not supported by the PosixParser
}
}