diff --git a/test/bytecode/MatrixTest.java b/test/bytecode/MatrixTest.java
index 3ec35e4b..530517b4 100644
--- a/test/bytecode/MatrixTest.java
+++ b/test/bytecode/MatrixTest.java
@@ -22,10 +22,11 @@ public class MatrixTest {
 	private static ClassLoader loader;
 	private static Class<?> classToTest;
 	private static String pathToClassFile;
-	private static Object instanceOfClass;
+	private static Object instanceOfClass_m1;
+	private static Object instanceOfClass_m2;
 	
-//	@BeforeClass
-//	public static void setUpBeforeClass() throws Exception {
+	@BeforeClass
+	public static void setUpBeforeClass() throws Exception {
 //		path = System.getProperty("user.dir")+"/test/bytecode/javFiles/Matrix.jav";
 //		fileToTest = new File(path);
 //		compiler = new JavaTXCompiler(fileToTest);
@@ -34,10 +35,19 @@ public class MatrixTest {
 //		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
 //		classToTest = loader.loadClass("Matrix");
 //		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
-//	}
+	path = System.getProperty("user.dir")+"/test/bytecode/javFiles/Matrix.jav";
+	fileToTest = new File(path);
+	compiler = new JavaTXCompiler(fileToTest);
+	pathToClassFile = System.getProperty("user.dir")+"/testBytecode/generatedBC/";
+	compiler.generateBytecode(pathToClassFile);
+	loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
+	classToTest = loader.loadClass("Matrix");
+	
+	
+	}
 
 	@Test
-	public void test() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, ClassNotFoundException, IOException {
+	public void test() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, ClassNotFoundException, IOException, InstantiationException {
 //		Vector<Vector<Integer>> m1 = new Vector<>();
 //		Vector<Integer> r1 = new Vector<>();
 //		r1.addElement(1);
@@ -58,11 +68,40 @@ public class MatrixTest {
 //		mr2.addElement(4);
 //		m2.add(mr2);
 		
-		path = System.getProperty("user.dir")+"/test/bytecode/javFiles/Matrix.jav";
-		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		pathToClassFile = System.getProperty("user.dir")+"/testBytecode/generatedBC/";
-		compiler.generateBytecode(pathToClassFile);
+		Vector<Vector<Integer>> vv = new Vector<Vector<Integer>>();
+		 Vector<Integer> v1 = new Vector<Integer> ();
+		 v1.addElement(2);
+		 v1.addElement(2);
+		 Vector<Integer> v2 = new Vector<Integer> ();
+		 v2.addElement(3);
+		 v2.addElement(3);
+		 //Matrix m1 = new Matrix();
+		 //m1.addElement(v1);
+		 //m1.addElement(v2);
+		 vv.addElement(v1);
+		 vv.addElement(v2);
+		 instanceOfClass_m1 = classToTest.getDeclaredConstructor().newInstance(vv);  //Matrix m1 = new Matrix(vv);
+
+		 Vector<Vector<Integer>> vv1 = new Vector<Vector<Integer>>();
+		 Vector<Integer> v3 = new Vector<Integer> ();
+		 v3.addElement(2);
+		 v3.addElement(2);
+		 Vector<Integer> v4 = new Vector<Integer> ();
+		 v4.addElement(3);
+		 v4.addElement(3);
+		 //Matrix m2 = new Matrix();
+		 //m2.addElement(v3);
+		 //m2.addElement(v4);
+		 vv1.addElement(v3);
+		 vv1.addElement(v4);
+		 instanceOfClass_m2 = classToTest.getDeclaredConstructor().newInstance(vv1);//Matrix m2 = new Matrix(vv1);
+		 
+
+		 //Matrix m3 = m1.mul(vv1);
+		 Method m = classToTest.getDeclaredMethod("mul", Double.class);
+		 Object result = m.invoke(instanceOfClass_m1, instanceOfClass_m2);
+		 System.out.println(instanceOfClass_m1.toString() + " * " + instanceOfClass_m1.toString() + " = " + result.toString());
+		
 		
 	}
 
diff --git a/test/bytecode/OLTest.java b/test/bytecode/OLTest.java
index 288e580f..d6ab4dd1 100644
--- a/test/bytecode/OLTest.java
+++ b/test/bytecode/OLTest.java
@@ -3,6 +3,8 @@ package bytecode;
 import static org.junit.Assert.*;
 
 import java.io.File;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
 import java.net.URL;
 import java.net.URLClassLoader;
 
@@ -17,8 +19,10 @@ public class OLTest {
 	private static JavaTXCompiler compiler;
 	private static ClassLoader loader;
 	private static Class<?> classToTest;
+	private static Class<?> classToTest1;
 	private static String pathToClassFile;
 	private static Object instanceOfClass;
+	private static Object instanceOfClass1;
 	
 	@BeforeClass
 	public static void setUpBeforeClass() throws Exception {
@@ -30,10 +34,59 @@ public class OLTest {
 		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
 		classToTest = loader.loadClass("OL");
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
+		classToTest1 = loader.loadClass("OLMain");
+		instanceOfClass1 = classToTest1.getDeclaredConstructor().newInstance();
 	}
+	
 	@Test
-	public void test() {
-		fail("Not yet implemented");
+	public void testOLClassName() {
+		assertEquals("OL", classToTest.getName());
+	}
+	
+	@Test
+	public void testmInt() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
+		Method m = classToTest.getDeclaredMethod("m", Integer.class);
+		Integer result = (Integer) m.invoke(instanceOfClass, 5);
+		assertEquals(10, result);
+	}
+	
+	@Test
+	public void testmDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
+		Method m = classToTest.getDeclaredMethod("m", Double.class);
+		Double result = (Double) m.invoke(instanceOfClass, 5.0);
+		assertEquals(10.0, result);
+	}
+	
+	@Test
+	public void testmString() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
+		Method m = classToTest.getDeclaredMethod("m", String.class);
+		String result = (String) m.invoke(instanceOfClass, "xxx");
+		assertEquals("xxxxxx", result);
+	}
+	
+	@Test
+	public void testOLMainClassName() {
+		assertEquals("OLMain", classToTest1.getName());
+	}
+	
+	@Test
+	public void testmainInt() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
+		Method main = classToTest1.getDeclaredMethod("main", Integer.class);
+		Integer result = (Integer) main.invoke(instanceOfClass1, 5);
+		assertEquals(10, result);
+	}
+	
+	@Test
+	public void testmainDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
+		Method main = classToTest1.getDeclaredMethod("main", Double.class);
+		Double result = (Double) main.invoke(instanceOfClass1, 5.0);
+		assertEquals(10.0, result);
+	}
+	
+	@Test
+	public void testmainString() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
+		Method main = classToTest1.getDeclaredMethod("main", String.class);
+		String result = (String) main.invoke(instanceOfClass1, "xxx");
+		assertEquals("xxxxxx", result);
 	}
-
 }
diff --git a/test/bytecode/javFiles/OL.jav b/test/bytecode/javFiles/OL.jav
index ea73c2d1..263cf1ec 100644
--- a/test/bytecode/javFiles/OL.jav
+++ b/test/bytecode/javFiles/OL.jav
@@ -1,3 +1,4 @@
+import java.lang.String;
 import java.lang.Integer;
 import java.lang.Double;  
 
@@ -12,7 +13,7 @@ public class OL   {
 	}
    
          
-class Main {
+public class OLMain {
 
 	main(x) { 
 		var ol;