assertion failure

gistfile1.java

public class ReflectUtil {
   public static Field[] getAllFields(Class<?> c) {
        List<Field> listOfFields = new ArrayList<Field>();
        getAllFields(c, listOfFields);

        Field[] arrayOfFields = new Field[listOfFields.size()];
        listOfFields.toArray(arrayOfFields);
        return arrayOfFields;
    }

    private static void getAllFields(Class<?> clazz, List<Field> listOfFields) {
        Class<?> superClass = clazz.getSuperclass();

        if (superClass != null) {
            getAllFields(superClass, listOfFields);
        }

        Field[] fields = clazz.getDeclaredFields();
        Collections.addAll(listOfFields, fields);
    }
}

    @Test
    public void test_GetAllFields_Returns_All_Fields_With_Interface() throws Exception {
        class MySuperClass implements SimpleInterface {
            public String baz;
            public void myBaz() {}

            @Override
            public void helloWorld() {}
        }

        class MyClass extends MySuperClass {
            public String foo;
            public int[] bar;
            public void myFoo() {}
            private int myBar;
        }
        Field[] fields = ReflectUtil.getAllFields(MyClass.class);
        // I keep getting a fail here fields.length == 6 not 7
        assertEquals(fields.length, 7);
    }


public interface SimpleInterface {
    public void helloWorld();
}