rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/tck/AtomicTest.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Fri, 04 Oct 2013 10:52:01 +0200
changeset 1338 aa70afac4eca
permissions -rw-r--r--
Concurrency utilities
     1 /**
     2  * Back 2 Browser Bytecode Translator
     3  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
     4  *
     5  * This program is free software: you can redistribute it and/or modify
     6  * it under the terms of the GNU General Public License as published by
     7  * the Free Software Foundation, version 2 of the License.
     8  *
     9  * This program is distributed in the hope that it will be useful,
    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    12  * GNU General Public License for more details.
    13  *
    14  * You should have received a copy of the GNU General Public License
    15  * along with this program. Look for COPYING file in the top folder.
    16  * If not, see http://opensource.org/licenses/GPL-2.0.
    17  */
    18 package org.apidesign.bck2brwsr.tck;
    19 
    20 import java.util.concurrent.atomic.AtomicBoolean;
    21 import java.util.concurrent.atomic.AtomicInteger;
    22 import java.util.concurrent.atomic.AtomicReference;
    23 import org.apidesign.bck2brwsr.vmtest.Compare;
    24 import org.apidesign.bck2brwsr.vmtest.VMTest;
    25 import org.testng.annotations.Factory;
    26 
    27 /**
    28  *
    29  * @author Jaroslav Tulach <jtulach@netbeans.org>
    30  */
    31 public class AtomicTest {
    32     @Compare public boolean atomicBoolean() {
    33         AtomicBoolean ab = new AtomicBoolean();
    34         ab.set(true);
    35         return ab.compareAndSet(true, false);
    36     }
    37 
    38     @Compare public int atomicInt() {
    39         AtomicInteger ab = new AtomicInteger();
    40         ab.set(30);
    41         assert ab.compareAndSet(30, 10);
    42         return ab.get();
    43     }
    44     
    45     @Compare public String atomicRef() {
    46         AtomicReference<String> ar = new AtomicReference<String>("Ahoj");
    47         assert ar.compareAndSet("Ahoj", "Hello");
    48         return ar.getAndSet("Other");
    49     }
    50     
    51     @Factory public static Object[] create() {
    52         return VMTest.create(AtomicTest.class);
    53     }
    54 }