assertThat(GenericsUtil.getValueTypeOfMap(t2), is(sameClass(String.class)));

        final Method m3 = MapType.class.getMethod("mapOfWildcard");
        final Type t3 = m3.getGenericReturnType();
        assertThat(GenericsUtil.isTypeOf(t3, Map.class), is(true));
        assertThat(WildcardType.class.isInstance(GenericsUtil.getKeyTypeOfMap(t3)), is(true));