*/
    @Test
    public void testToCalendar_Null() throws Exception {
        assertThat(toCalendar(null), is(nullValue()));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToCalendar_EmptyString() throws Exception {
        assertThat(toCalendar(""), is(nullValue()));
    }

    /**
     * @throws Exception
     */
    @Test

     */
    @Test
    public void testToCalendar_Null() throws Exception {
        assertThat(toCalendar(null), is(nullValue()));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToCalendar_EmptyString() throws Exception {
        assertThat(toCalendar(""), is(nullValue()));
    }

    /**
     * @throws Exception
     */
    @Test

     */
    public static Calendar toCalendar(final Object o) {
        return toCalendar(o, null);
    }

    /**
     * {@link Calendar}に変換します。
     *
     * @param o
     *            変換元のオブジェクト
     * @param pattern
     *            パターン文字列
     * @return 変換された{@link Calendar}
     */
    public static Calendar toCalendar(final Object o, final String pattern) {

    }

    /**
     * @throws Exception
     */
    @Test
    public void testToCalendar() throws Exception {
        final Date date = new Date();
        final Calendar cal = CalendarConversionUtil.toCalendar(date);
        assertEquals(date, cal.getTime());
    }

    /**
     *
     * @throws Exception
     */
    @Test
    public void testLocalize() throws Exception {