SuggestResponse response2 = suggester.suggest().setQuery("-a").setSuggestDetail(true).execute().getResponse();
        assertEquals(2, response2.getNum());

        SuggestResponse response3 = suggester.suggest().setQuery("-aa-").setSuggestDetail(true).execute().getResponse();
        assertEquals(1, response3.getNum());
    }

    @Test
    public void test_getNum() throws Exception {
        SuggestItem[] items = getItemSet1();

        assertTrue(StringUtil.endsWithIgnoreCase("aaa_hoge", "HOge"));
        assertFalse(StringUtil.endsWithIgnoreCase("setHogeaa", "Aaa"));
        assertFalse(StringUtil.endsWithIgnoreCase("aa", "Aaa"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testStartsWithIgnoreCase() throws Exception {
        assertTrue(StringUtil.startsWithIgnoreCase("isHoge", "is"));

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</pre>

<pre>
'a'
'ä'
'本'
'\t'
'\000'
'\007'
'\377'
'\x07'
'\xff'
'\u12e4'
'\U00101234'
'\''         // rune literal containing single quote character
'aa'         // illegal: too many characters
'\k'         // illegal: k is not recognized after a backslash
'\xa'        // illegal: too few hexadecimal digits
'\0'         // illegal: too few octal digits