assertThat(GenericsUtil.getActualClass(method.getGenericReturnType(), map), is(sameClass(Long.class)));

        method = Hoge.class.getMethod("array");
        assertThat(GenericsUtil.getActualClass(method.getGenericReturnType(), map), is(sameClass(String[].class)));

        method = Hoge.class.getMethod("list");

        assertThat(pd.getKeyClassOfMap(), is(sameClass(String.class)));
        assertThat(pd.getValueClassOfMap(), is(sameClass(Date.class)));

        ParameterizedClassDesc pcd = pd.getParameterizedClassDesc();
        assertThat(pcd.getRawClass(), is(sameClass(Map.class)));
        assertThat(pcd.getArguments().length, is(2));
        assertThat(pcd.getArguments()[0].getRawClass(), is(sameClass(String.class)));