assertThat(ret[0], is(nullValue()));
        assertThat(ret[1], is("Hoge"));
    }

    /**
     *
     */
    @Test
    public void testConvertClass() {
        assertThat(ClassUtil.convertClass("int"), is(sameClass(int.class)));
        assertThat(ClassUtil.convertClass("java.lang.String"), is(sameClass(String.class)));
    }