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diff --git a/test/junit/com/jogamp/gluegen/PCPPTest.java b/test/junit/com/jogamp/gluegen/PCPPTest.java
new file mode 100644
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+++ b/test/junit/com/jogamp/gluegen/PCPPTest.java
@@ -0,0 +1,76 @@
+/**
+ * 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.gluegen;
+
+import com.jogamp.gluegen.pcpp.PCPP;
+import java.io.BufferedReader;
+import java.io.ByteArrayOutputStream;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.Collections;
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+/**
+ * serves mainly as entry point for debugging purposes.
+ * @author Michael Bien
+ */
+public class PCPPTest {
+
+    @Test
+    public void pcppMacroDefinitionTest() throws FileNotFoundException, IOException {
+        
+        PCPP pp = new PCPP(Collections.<String>emptyList());
+        ByteArrayOutputStream output = new ByteArrayOutputStream();
+        pp.setOut(output);
+
+        String filename = "pcpptest.h";
+        String filepath = BuildUtil.path + "/" + filename;
+
+        pp.run(new BufferedReader(new FileReader(filepath)), filename);
+
+        String expected =   "# 1 \"pcpptest.h\""+
+                            "# define CL_SCHAR_MIN (-127-1)"+
+                            " cl_char  __attribute__(( aligned(2))) s[ 2];"+
+                            "# 7 \"pcpptest.h\"";
+        output.flush();
+        String result = output.toString();
+        output.close();
+
+        assertEquals(killWhitespace(expected), killWhitespace(result));
+
+    }
+
+    private String killWhitespace(String a) {
+        return a.replaceAll("\\p{javaWhitespace}+", "");
+    }
+
+
+}