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package com.beust.jcommander;
import org.testng.Assert;
import org.testng.annotations.Test;
import java.util.Arrays;
import java.util.Locale;
import java.util.ResourceBundle;
public class JCommanderTest {
@Test
public void simpleArgs() {
Args1 args = new Args1();
String[] argv = { "-debug", "-log", "2", "-groups", "unit", "a", "b", "c" };
new JCommander(args, argv);
Assert.assertTrue(args.debug);
Assert.assertEquals(args.verbose.intValue(), 2);
Assert.assertEquals(args.groups, "unit");
Assert.assertEquals(args.parameters, Arrays.asList("a", "b", "c"));
}
/**
* Make sure that if there are args with multiple names (e.g. "-log" and "-verbose"),
* the usage will only display it once.
*/
@Test
public void repeatedArgs() {
Args1 args = new Args1();
String[] argv = { "-log", "2" };
JCommander jc = new JCommander(args, argv);
Assert.assertEquals(jc.getParameters().size(), 4);
}
/**
* Not specifying a required option should throw an exception.
*/
@Test(expectedExceptions = ParameterException.class)
public void requiredFields1Fail() {
Args1 args = new Args1();
String[] argv = { "-debug" };
new JCommander(args, argv);
}
/**
* Required options with multiple names should work with all names.
*/
private void multipleNames(String option) {
Args1 args = new Args1();
String[] argv = { option, "2" };
new JCommander(args, argv);
Assert.assertEquals(args.verbose.intValue(), 2);
}
@Test
public void multipleNames1() {
multipleNames("-log");
}
@Test
public void multipleNames2() {
multipleNames("-verbose");
}
private void i18n1(String bundleName, Locale locale, String expectedString) {
ResourceBundle bundle = locale != null ? ResourceBundle.getBundle(bundleName, locale)
: null;
ArgsI18N1 i18n = new ArgsI18N1();
String[] argv = { "-host", "localhost" };
JCommander jc = new JCommander(i18n, bundle, argv);
// jc.usage();
ParameterDescription pd = jc.getParameters().get(0);
Assert.assertEquals(pd.getDescription(), expectedString);
}
@Test
public void i18nNoLocale() {
i18n1("MessageBundle", null, "Host");
}
@Test
public void i18nUsLocale() {
i18n1("MessageBundle", new Locale("en", "US"), "Host");
}
@Test
public void i18nFrLocale() {
i18n1("MessageBundle", new Locale("fr", "FR"), "Hôte");
}
@Test
public void i18nWithResourceAnnotation() {
ArgsI18N2 i18n = new ArgsI18N2();
String[] argv = { "-host", "localhost" };
Locale.setDefault(new Locale("fr", "FR"));
JCommander jc = new JCommander(i18n, argv);
ParameterDescription pd = jc.getParameters().get(0);
Assert.assertEquals(pd.getDescription(), "Hôte");
}
@Test
public void multiObjects() {
ArgsMaster m = new ArgsMaster();
ArgsSlave s = new ArgsSlave();
String[] argv = { "-master", "master", "-slave", "slave" };
new JCommander(new Object[] { m , s }, argv);
Assert.assertEquals(m.master, "master");
Assert.assertEquals(s.slave, "slave");
}
@Test(expectedExceptions = ParameterException.class)
public void multiObjectsWithDuplicatesFail() {
ArgsMaster m = new ArgsMaster();
ArgsSlave s = new ArgsSlaveBogus();
String[] argv = { "-master", "master", "-slave", "slave" };
new JCommander(new Object[] { m , s }, argv);
}
@Test
public void arityString() {
ArgsArityString args = new ArgsArityString();
String[] argv = { "-pairs", "pair0", "pair1", "rest" };
new JCommander(args, argv);
Assert.assertEquals(args.pairs.size(), 2);
Assert.assertEquals(args.pairs.get(0), "pair0");
Assert.assertEquals(args.pairs.get(1), "pair1");
Assert.assertEquals(args.rest.size(), 1);
Assert.assertEquals(args.rest.get(0), "rest");
}
@Test(expectedExceptions = ParameterException.class)
public void arity1Fail() {
ArgsArityString args = new ArgsArityString();
String[] argv = { "-pairs", "pair0" };
new JCommander(args, argv);
}
@Test(expectedExceptions = ParameterException.class)
public void multipleUnparsedFail() {
ArgsMultipleUnparsed args = new ArgsMultipleUnparsed();
String[] argv = { };
new JCommander(args, argv);
}
@Test
public void privateArgs() {
ArgsPrivate args = new ArgsPrivate();
new JCommander(args, "-verbose", "3");
Assert.assertEquals(args.getVerbose().intValue(), 3);
}
@Test
public void converterArgs() {
ArgsConverter args = new ArgsConverter();
String fileName = "a";
new JCommander(args, "-file", "/tmp/" + fileName, "-days", "Tuesday,Thursday");
Assert.assertEquals(args.file.getName(), fileName);
Assert.assertEquals(args.days.size(), 2);
Assert.assertEquals(args.days.get(0), "Tuesday");
Assert.assertEquals(args.days.get(1), "Thursday");
}
public void booleanArity() {
ArgsBooleanArity args = new ArgsBooleanArity();
new JCommander(args, "-debug", "true");
Assert.assertEquals(args.debug, Boolean.TRUE);
}
@Test(expectedExceptions = ParameterException.class)
public void badParameterShouldThrowParameter1Exception() {
Args1 args = new Args1();
String[] argv = { "-log", "foo" };
new JCommander(args, argv);
}
@Test(expectedExceptions = ParameterException.class)
public void badParameterShouldThrowParameter2Exception() {
Args1 args = new Args1();
String[] argv = { "-long", "foo" };
new JCommander(args, argv);
}
public static void main(String[] args) {
// ArgsPassword a = new ArgsPassword();
// new JCommander(a, "-password");
// System.out.println("Received:" + a.password);
// Assert.assertEquals(args.getVerbose().intValue(), 3);
// new JCommanderTest().i18nWithResourceAnnotation();
// new JCommanderTest().multipleUnparsedFail();
Object a1 = new CommandLineArgs();
String[] argv = { "-log", "3" };
JCommander jc = new JCommander(a1, argv);
jc.usage();
}
// Tests:
// required unparsed parameter
}
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