@Test
public void testaddMethodToBuffer()
throws NoSuchFieldException, SecurityException, IllegalArgumentException,
IllegalAccessException {
UMLArrows arrows = UMLArrows.getInstance();
Field whitelist = WorkerForArrows.class.getDeclaredField("whitelist");
whitelist.setAccessible(true);
ArrayList<String> whitelistv1 = new ArrayList<String>(Arrays.asList("java_lang_Object"));
whitelist.set(arrows, whitelistv1);
Field methodbuffer = UMLArrows.class.getDeclaredField("methodBuffer");
methodbuffer.setAccessible(true);
methodbuffer.set(arrows, new StringBuffer());
arrows.addMethodToBuffer(Opcodes.ACC_PUBLIC, "test", "()Ljava/lang/Object;");
assertEquals("+test([]) : java_lang_Object\\l ", methodbuffer.get(arrows).toString());
}
