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Java example source code file (TestExtcheckArgs.java)

This example Java source code file (TestExtcheckArgs.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

assertionerror, exception, object, some, string, testextcheckargs, testjava, throwable, unexpected

The TestExtcheckArgs.java Java example source code

/*
 * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/**
 * @test
 * @bug 6356642
 * @summary Verify that extcheck exits appropriately when invalid args are given.
 * @run shell TestExtcheckArgs.sh
 * @author Dave Bristor
 */

import java.io.File;
import com.sun.tools.extcheck.Main;

/*
 * Test extcheck by using Runtime.exec instead of invoking
 * com.sun.tools.extcheck.Main.main, since the latter does its own
 * System.exit under the conditions checked here.
 */
public class TestExtcheckArgs {
    public static void realMain(String[] args) throws Throwable {
        String testJar = System.getenv("TESTJAVA") + File.separator
            + "lib" + File.separator + "jconsole.jar";

        verify(new String[] {
               }, Main.INSUFFICIENT);
        verify(new String[] {
                   "-verbose"
               }, Main.MISSING);
        verify(new String[] {
                   "-verbose",
                   "foo"
               }, Main.DOES_NOT_EXIST);
        verify(new String[] {
                   testJar,
                   "bar"
               }, Main.EXTRA);
        verify(new String[] {
                   "-verbose",
                   testJar,
                   "bar"
               }, Main.EXTRA);
    }

    static void verify(String[] args, String expected) throws Throwable {
        try {
            Main.realMain(args);
            fail();
        } catch (Exception ex) {
            if (ex.getMessage().startsWith(expected)) {
                pass();
            } else {
                fail("Unexpected message: " + ex.getMessage());
            }
        }
    }

    //--------------------- Infrastructure ---------------------------
    static volatile int passed = 0, failed = 0;
    static boolean pass() {passed++; return true;}
    static boolean fail() {failed++; Thread.dumpStack(); return false;}
    static boolean fail(String msg) {System.out.println(msg); return fail();}
    static void unexpected(Throwable t) {failed++; t.printStackTrace();}
    static boolean check(boolean cond) {if (cond) pass(); else fail(); return cond;}
    static boolean equal(Object x, Object y) {
        if (x == null ? y == null : x.equals(y)) return pass();
        else return fail(x + " not equal to " + y);}
    public static void main(String[] args) throws Throwable {
        try {realMain(args);} catch (Throwable t) {unexpected(t);}
        System.out.println("\nPassed = " + passed + " failed = " + failed);
        if (failed > 0) throw new AssertionError("Some tests failed");}
}

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