diff --git a/test/bytecode/types/ExtendsVectorStringTest.java b/test/bytecode/types/ExtendsVectorStringTest.java
index 08549aae..cd248e97 100644
--- a/test/bytecode/types/ExtendsVectorStringTest.java
+++ b/test/bytecode/types/ExtendsVectorStringTest.java
@@ -3,6 +3,7 @@ package bytecode.types;
 import static org.junit.Assert.*;
 
 import java.lang.reflect.Constructor;
+import java.lang.reflect.Method;
 
 import org.junit.BeforeClass;
 import org.junit.Test;
@@ -51,7 +52,23 @@ public class ExtendsVectorStringTest extends ASTBytecodeTest{
 	
 	@Test
 	public void testParameter(){
-		throw new RuntimeException("Not implemented yet!");
+		try{
+		    ClassLoader classLoader = getClassLoader();
+
+		    Class cls =  classLoader.loadClass(testName);
+		    
+			Object obj = cls.newInstance();
+
+		    Class stringClass =  classLoader.loadClass("java.lang.Object");
+			
+			Class[] params = new Class[1];
+			params[0] = stringClass;
+				
+			Method method = cls.getDeclaredMethod("add", params);
+			method.invoke(obj, stringClass.newInstance());
+		}catch(Exception e){
+			throw new RuntimeException(e);
+		}
 	}
 
 }