diff --git a/src/testcases/org/apache/tools/ant/taskdefs/optional/sitraka/ClassFileTest.java b/src/testcases/org/apache/tools/ant/taskdefs/optional/sitraka/ClassFileTest.java
new file mode 100644
index 000000000..c641283f1
--- /dev/null
+++ b/src/testcases/org/apache/tools/ant/taskdefs/optional/sitraka/ClassFileTest.java
@@ -0,0 +1,118 @@
+/*
+ * The Apache Software License, Version 1.1
+ *
+ * Copyright (c) 2001 The Apache Software Foundation.  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.
+ *
+ * 3. The end-user documentation included with the redistribution, if
+ *    any, must include the following acknowlegement:
+ *       "This product includes software developed by the
+ *        Apache Software Foundation (http://www.apache.org/)."
+ *    Alternately, this acknowlegement may appear in the software itself,
+ *    if and wherever such third-party acknowlegements normally appear.
+ *
+ * 4. The names "The Jakarta Project", "Ant", and "Apache Software
+ *    Foundation" must not be used to endorse or promote products derived
+ *    from this software without prior written permission. For written
+ *    permission, please contact apache@apache.org.
+ *
+ * 5. Products derived from this software may not be called "Apache"
+ *    nor may "Apache" appear in their names without prior written
+ *    permission of the Apache Group.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 THE APACHE SOFTWARE FOUNDATION OR
+ * ITS 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.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ */
+package org.apache.tools.ant.taskdefs.optional.sitraka;
+
+import java.io.InputStream;
+import java.io.IOException;
+
+import junit.framework.TestCase;
+import org.apache.tools.ant.taskdefs.optional.sitraka.bytecode.ClassFile;
+import org.apache.tools.ant.taskdefs.optional.sitraka.bytecode.MethodInfo;
+import org.apache.tools.ant.taskdefs.optional.sitraka.bytecode.attributes.LineNumberTable;
+
+/**
+ * Nothing special about this testcase...
+ *
+ * @author <a href="mailto:sbailliez@apache.org">Stephane Bailliez</a>
+ */
+public class ClassFileTest extends TestCase {
+    public ClassFileTest(String s) {
+        super(s);
+    }
+
+    public void testVector() throws IOException {
+        String classname = ClassTest.class.getName().replace('.','/') + ".class";
+        InputStream is = ClassLoader.getSystemResourceAsStream(classname);
+        ClassFile clazzfile = new ClassFile(is);
+        assertEquals("ClassTest", clazzfile.getName());
+        assertEquals("ClassFileTest.java", clazzfile.getSourceFile());
+        MethodInfo[] methods = clazzfile.getMethods();
+        assertEquals(3, methods.length);
+        assertHasMethod("void <init>()", 2, methods);
+        assertHasMethod("void testTwoLines()", 2, methods);
+        assertHasMethod("void testOneLine()", 3, methods);
+    }
+
+    protected void assertHasMethod(String methodsig, int line, MethodInfo[] methods){
+        boolean found = false;
+        for (int i = 0; i < methods.length; i++) {
+            MethodInfo method = methods[i];
+            if ( methodsig.equals(method.getFullSignature()) ){
+                assertEquals(methodsig, line, method.getNumberOfLines());
+                return;
+            }
+        }
+        fail("Could not find method " + methodsig);
+    }
+}
+
+class ClassTest {
+
+    // 2 lines
+    public ClassTest(){
+    }
+
+    // 2 lines
+    public void testTwoLines(){
+        System.out.println("This is 1 line");
+    }
+
+    // 1 line
+    public void testOneLine() {
+        try {
+            throw new Exception();
+        } catch (Exception e){
+        }
+    }
+}