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diff --git a/test/java/org/jau/util/TestPlatform01.java b/test/java/org/jau/util/TestPlatform01.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 org.jau.util;
+
+import org.jau.junit.util.SingletonJunitCase;
+import org.jau.sys.MachineDataInfo;
+import org.jau.sys.PlatformProps;
+import org.junit.Assert;
+import org.junit.FixMethodOrder;
+import org.junit.Test;
+import org.junit.runners.MethodSorters;
+
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+public class TestPlatform01 extends SingletonJunitCase {
+
+    @Test
+    public void testInfo00()  {
+        System.err.println();
+        System.err.print(PlatformProps.NEWLINE);
+        System.err.println("OS name/type: "+PlatformProps.os_name+", "+PlatformProps.OS);
+        System.err.println("OS version: "+PlatformProps.os_version);
+        System.err.println();
+        System.err.println("Arch, CPU: "+PlatformProps.os_arch+", "+PlatformProps.CPU+"/"+PlatformProps.CPU.family);
+        System.err.println("OS/Arch: "+PlatformProps.os_and_arch);
+        System.err.println();
+        System.err.println("Java runtime: ");
+        System.err.println("Java version, vm: "+PlatformProps.JAVA_VERSION_NUMBER);
+        System.err.println();
+        System.err.println("MD.ST: "+PlatformProps.MACH_DESC_STAT);
+        System.err.println("MD.RT: "+PlatformProps.MACH_DESC_RT);
+        System.err.println();
+        System.err.println();
+    }
+
+    @Test
+    public void testPageSize01()  {
+        final MachineDataInfo machine = PlatformProps.MACH_DESC_STAT;
+        final int ps = machine.pageSizeInBytes();
+        System.err.println("PageSize: "+ps);
+        Assert.assertTrue("PageSize is 0", 0 < ps );
+
+        final int ps_pages = machine.pageCount(ps);
+        Assert.assertTrue("PageNumber of PageSize is not 1, but "+ps_pages, 1 == ps_pages);
+
+        final int sz0 = ps - 10;
+        final int sz0_pages = machine.pageCount(sz0);
+        Assert.assertTrue("PageNumber of PageSize-10 is not 1, but "+sz0_pages, 1 == sz0_pages);
+
+        final int sz1 = ps + 10;
+        final int sz1_pages = machine.pageCount(sz1);
+        Assert.assertTrue("PageNumber of PageSize+10 is not 2, but "+sz1_pages, 2 == sz1_pages);
+
+        final int ps_psa = machine.pageAlignedSize(ps);
+        Assert.assertTrue("PageAlignedSize of PageSize is not PageSize, but "+ps_psa, ps == ps_psa);
+
+        final int sz0_psa = machine.pageAlignedSize(sz0);
+        Assert.assertTrue("PageAlignedSize of PageSize-10 is not PageSize, but "+sz0_psa, ps == sz0_psa);
+
+        final int sz1_psa = machine.pageAlignedSize(sz1);
+        Assert.assertTrue("PageAlignedSize of PageSize+10 is not 2*PageSize, but "+sz1_psa, ps*2 == sz1_psa);
+    }
+
+    public static void main(final String args[]) {
+        final String tstname = TestPlatform01.class.getName();
+        org.junit.runner.JUnitCore.main(tstname);
+    }
+
+}