test updated

Author: emacarron

src/test/java/org/apache/ibatis/reflection/ExceptionUtilTest.java

@@ -14,7 +14,8 @@ public void shouldUnwrapThrowable() {
     assertEquals(exception, ExceptionUtil.unwrapThrowable(exception));
     assertEquals(exception, ExceptionUtil.unwrapThrowable(new InvocationTargetException(exception, "test")));
     assertEquals(exception, ExceptionUtil.unwrapThrowable(new UndeclaredThrowableException(exception, "test")));
+    assertEquals(exception, ExceptionUtil.unwrapThrowable(new InvocationTargetException(new InvocationTargetException(exception, "test"), "test")));
+    assertEquals(exception, ExceptionUtil.unwrapThrowable(new InvocationTargetException(new UndeclaredThrowableException(exception, "test"), "test")));
   }
 
-
 }