assertEquals("", StringUtil.substringToLast("abc", "c"));
        assertEquals("c", StringUtil.substringToLast("abc", "b"));
        assertEquals("c", StringUtil.substringToLast("abcbc", "b"));
        assertEquals("abc", StringUtil.substringToLast("abc", ""));
        assertEquals("abc", StringUtil.substringToLast("abc", null));
        assertEquals("abc", StringUtil.substringToLast("abc", "dddd"));
    }

    /**

        value = "${abc.xyz}";
        assertEquals(value, ResourceUtil.resolve(value));

        System.setProperty("abc.xyz", "789");

        value = "${abc.xyz}";
        assertEquals("789", ResourceUtil.resolve(value));

        value = "${abc}${abc.xyz}";
        assertEquals("123789", ResourceUtil.resolve(value));

        value = "xxx${abc.xyz}zzz";
        assertEquals("xxx789zzz", ResourceUtil.resolve(value));

        assertEquals("", StringConversionUtil.fromWindowsMapping(""));
        assertEquals("abc 123", StringConversionUtil.fromWindowsMapping("abc 123"));
        assertEquals("abc\uFF5E\u2225\uFF0D\uFFE0\uFFE1\uFFE2",
                StringConversionUtil.fromWindowsMapping("abc\u301C\u2016\u2212\u00A2\u00A3\u00AC"));
    }

    /**
     * @throws Exception
     */

    @Test
    public void testIsTargetProperty_excludes_prefix() throws Exception {
        final CopyOptions option = new CopyOptions().prefix(BeanNames.abc_()).exclude(BeanNames.abc_exclude());
        assertThat(option.isTargetProperty("abc_value"), is(true));
        assertThat(option.isTargetProperty("abc_exclude"), is(not(true)));
        assertThat(option.isTargetProperty("ab"), is(not(true)));
    }

    /**
     * @throws Exception

        assertEquals("", documentHelper.getContent(null, responseData, "\t \t", dataMap));
        assertEquals("123 abc", documentHelper.getContent(null, responseData, " 123 abc ", dataMap));
        assertEquals("１２３ あいう", documentHelper.getContent(null, responseData, "　１２３　あいう　", dataMap));
        assertEquals("123 abc", documentHelper.getContent(null, responseData, " 123\nabc ", dataMap));
    }

    public void test_getContent_maxAlphanum() {

        text = "abc";
        queries = new String[] { "abc" };
        assertEquals("<strong>abc</strong>", viewHelper.replaceHighlightQueries(text, queries));

        text = "1ABC2";
        queries = new String[] { "abc" };
        assertEquals("1<strong>abc</strong>2", viewHelper.replaceHighlightQueries(text, queries));

        text = "abc on exy";
        queries = new String[] { "on" };

        final Map<String, Object> paramMap = new HashMap<>();
        paramMap.put("param1", "PARAM1");
        paramMap.put("param2", "PARAM2+");
        paramMap.put("param3", "PARAM3*");

        value = "\"abc\"";
        assertEquals("abc", dataStore.convertValue(Constants.DEFAULT_SCRIPT, value, paramMap));

        value = "param1";
        assertEquals("PARAM1", dataStore.convertValue(Constants.DEFAULT_SCRIPT, value, paramMap));

    /**
     * @throws Exception
     */
    @Test
    public void pend_testDot() throws Exception {
        final Tokenizer tokenizer = new Tokenizer("abc.hoge");
        assertThat(tokenizer.nextToken(), is(Tokenizer.TT_WORD));
        assertThat(tokenizer.getStringValue(), is("abc.hoge"));
        assertThat(tokenizer.nextToken(), is(Tokenizer.TT_EOF));
    }

        assertEquals("abc", fessXpathTransformer.removeCommentTag("abc"));
        assertEquals("abc ", fessXpathTransformer.removeCommentTag("abc<!-- foo -->"));
        assertEquals("abc 123", fessXpathTransformer.removeCommentTag("abc<!-- fo\no -->123"));
        assertEquals("abc 123", fessXpathTransformer.removeCommentTag("abc<!--\n foo -->123"));

     * <p>
     * 次のように使います．
     * </p>
     *
     * <pre>
     * StringUtil.capitalize("UserId")  = "userId"
     * StringUtil.capitalize("ABC")  = "ABC"
     * </pre>
     *
     * @param name
     *            名前
     * @return 結果の文字列
     */
    public static String decapitalize(final String name) {
        if (isEmpty(name)) {