assertThat(ClassUtil.getWrapperClassIfPrimitive(byte.class), is(sameClass(Byte.class)));
    }

    /**
     *
     */
    @Test
    public void testIsAssignableFrom() {
        assertThat(ClassUtil.isAssignableFrom(Number.class, Integer.class), is(true));
        assertThat(ClassUtil.isAssignableFrom(Integer.class, Number.class), is(not(true)));