Proper implementation of System.currentTimeMillis with so desired test
authorJaroslav Tulach <jaroslav.tulach@apidesign.org>
Fri, 08 Feb 2013 11:12:02 +0100
changeset 7044fe8b3dfc55f
parent 703 5c349e067fa8
child 712 a84cb25dde74
Proper implementation of System.currentTimeMillis with so desired test
emul/mini/src/main/java/org/apidesign/bck2brwsr/emul/lang/System.java
vm/src/test/java/org/apidesign/vm4brwsr/SystemTest.java
vm/src/test/java/org/apidesign/vm4brwsr/TestUtils.java
     1.1 --- a/emul/mini/src/main/java/org/apidesign/bck2brwsr/emul/lang/System.java	Fri Feb 08 09:09:12 2013 +0100
     1.2 +++ b/emul/mini/src/main/java/org/apidesign/bck2brwsr/emul/lang/System.java	Fri Feb 08 11:12:02 2013 +0100
     1.3 @@ -45,7 +45,7 @@
     1.4      )
     1.5      public static native byte[] expandArray(byte[] arr, int expectedSize);
     1.6  
     1.7 -    @JavaScriptBody(args = {}, body = "return new Date().getMilliseconds();")
     1.8 +    @JavaScriptBody(args = {}, body = "return new Date().getTime();")
     1.9      public static native long currentTimeMillis();
    1.10      
    1.11      public static long nanoTime() {
     2.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     2.2 +++ b/vm/src/test/java/org/apidesign/vm4brwsr/SystemTest.java	Fri Feb 08 11:12:02 2013 +0100
     2.3 @@ -0,0 +1,59 @@
     2.4 +/**
     2.5 + * Back 2 Browser Bytecode Translator
     2.6 + * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
     2.7 + *
     2.8 + * This program is free software: you can redistribute it and/or modify
     2.9 + * it under the terms of the GNU General Public License as published by
    2.10 + * the Free Software Foundation, version 2 of the License.
    2.11 + *
    2.12 + * This program is distributed in the hope that it will be useful,
    2.13 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
    2.14 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    2.15 + * GNU General Public License for more details.
    2.16 + *
    2.17 + * You should have received a copy of the GNU General Public License
    2.18 + * along with this program. Look for COPYING file in the top folder.
    2.19 + * If not, see http://opensource.org/licenses/GPL-2.0.
    2.20 + */
    2.21 +package org.apidesign.vm4brwsr;
    2.22 +
    2.23 +import javax.script.Invocable;
    2.24 +import org.testng.annotations.BeforeClass;
    2.25 +import static org.testng.Assert.*;
    2.26 +import org.testng.annotations.BeforeMethod;
    2.27 +import org.testng.annotations.Test;
    2.28 +
    2.29 +/**
    2.30 + *
    2.31 + * @author Jaroslav Tulach <jtulach@netbeans.org>
    2.32 + */
    2.33 +public class SystemTest {
    2.34 +    @Test public void verifyJSTime() throws Exception {
    2.35 +        long now = System.currentTimeMillis();
    2.36 +        
    2.37 +        Object js = TestUtils.execCode(code, codeSeq, "Get js time", 
    2.38 +            org.apidesign.bck2brwsr.emul.lang.System.class, "currentTimeMillis__J",
    2.39 +            null
    2.40 +        );
    2.41 +        
    2.42 +        assertTrue(js instanceof Double, "Double " + js);
    2.43 +        long time = ((Double)js).longValue();
    2.44 +        
    2.45 +        long later = System.currentTimeMillis();
    2.46 +        
    2.47 +        assertTrue(now <= time, "Lower bound is OK: " + now + " <= " + time);
    2.48 +        assertTrue(time <= later, "Upper bound is OK: " + time + " <= " + later);
    2.49 +    }
    2.50 +    
    2.51 +    private static CharSequence codeSeq;
    2.52 +    private static Invocable code;
    2.53 +    
    2.54 +    @BeforeClass 
    2.55 +    public void compileTheCode() throws Exception {
    2.56 +        StringBuilder sb = new StringBuilder();
    2.57 +        code = StaticMethodTest.compileClass(sb, "org/apidesign/bck2brwsr/emul/lang/System");
    2.58 +        codeSeq = sb;
    2.59 +    }
    2.60 +    
    2.61 +}
    2.62 +
     3.1 --- a/vm/src/test/java/org/apidesign/vm4brwsr/TestUtils.java	Fri Feb 08 09:09:12 2013 +0100
     3.2 +++ b/vm/src/test/java/org/apidesign/vm4brwsr/TestUtils.java	Fri Feb 08 11:12:02 2013 +0100
     3.3 @@ -40,7 +40,7 @@
     3.4          if (ret == null && expRes == null) {
     3.5              return null;
     3.6          }
     3.7 -        if (expRes.equals(ret)) {
     3.8 +        if (expRes != null && expRes.equals(ret)) {
     3.9              return null;
    3.10          }
    3.11          if (expRes instanceof Number) {