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diff --git a/src/junit/com/jogamp/common/util/TestIOUtil01.java b/src/junit/com/jogamp/common/util/TestIOUtil01.java
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+/**
+ * Copyright 2010 JogAmp Community. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ * 
+ *    1. Redistributions of source code must retain the above copyright notice, this list of
+ *       conditions and the following disclaimer.
+ * 
+ *    2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *       of conditions and the following disclaimer in the documentation and/or other materials
+ *       provided with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ * The views and conclusions contained in the software and documentation are those of the
+ * authors and should not be interpreted as representing official policies, either expressed
+ * or implied, of JogAmp Community.
+ */
+ 
+package com.jogamp.common.util;
+
+import java.util.*;
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.net.URL;
+import java.nio.ByteBuffer;
+
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.AfterClass;
+import org.junit.Test;
+
+import com.jogamp.common.os.Platform;
+
+public class TestIOUtil01 {
+
+    static final int tsz = Platform.getPageSize() + Platform.getPageSize() / 2 ;
+    static final byte[] orig = new byte[tsz];
+    static final String tfilename = "./test.bin" ;
+    
+    @BeforeClass
+    public static void setup() throws IOException {
+        final File tfile = new File(tfilename);        
+        final OutputStream tout = new BufferedOutputStream(new FileOutputStream(tfile));        
+        for(int i=0; i<tsz; i++) {
+            final byte b = (byte) (i%256);
+            orig[i] = b;
+            tout.write(b);
+        }
+        tout.close();
+    }
+    
+    @Test
+    public void testCopyStream01Array() throws IOException {
+        URL url = IOUtil.getResource(this.getClass(), tfilename);
+        Assert.assertNotNull(url);
+        final byte[] bb = IOUtil.copyStream2ByteArray( new BufferedInputStream( url.openStream() ) );        
+        Assert.assertEquals("Byte number not equal orig vs array", orig.length, bb.length);
+        Assert.assertTrue("Bytes not equal orig vs array", Arrays.equals(orig, bb));
+        
+    }
+
+    @Test
+    public void testCopyStream02Buffer() throws IOException {
+        URL url = IOUtil.getResource(this.getClass(), tfilename);
+        Assert.assertNotNull(url);
+        final ByteBuffer bb = IOUtil.copyStream2ByteBuffer( new BufferedInputStream( url.openStream() ) );        
+        Assert.assertEquals("Byte number not equal orig vs buffer", orig.length, bb.limit());
+        int i;
+        for(i=tsz-1; i>=0 && orig[i]==bb.get(i); i--) ;        
+        Assert.assertTrue("Bytes not equal orig vs array", 0>i);
+    }
+    
+    @Test
+    public void testCopyStream03Buffer() throws IOException {
+        final String tfilename2 = "./test2.bin" ;
+        URL url1 = IOUtil.getResource(this.getClass(), tfilename);
+        Assert.assertNotNull(url1);
+        
+        File file2 = new File(tfilename2);
+        IOUtil.copyURL2File(url1, file2);
+        URL url2 = IOUtil.getResource(this.getClass(), tfilename2);
+        Assert.assertNotNull(url2);
+        
+        final ByteBuffer bb = IOUtil.copyStream2ByteBuffer( new BufferedInputStream( url2.openStream() ) );        
+        Assert.assertEquals("Byte number not equal orig vs buffer", orig.length, bb.limit());
+        int i;
+        for(i=tsz-1; i>=0 && orig[i]==bb.get(i); i--) ;        
+        Assert.assertTrue("Bytes not equal orig vs array", 0>i);
+    }
+    
+    public static void main(String args[]) throws IOException {
+        String tstname = TestIOUtil01.class.getName();
+        org.junit.runner.JUnitCore.main(tstname);
+    }
+
+}