* @return The resolved string.
     */
    public static String resolve(final String value) {
        if (value == null) {
            return null;
        }

        final StringBuffer tunedText = new StringBuffer(value.length());
        final Pattern pattern = Pattern.compile("(\\$\\{([\\w\\.]+)\\})");
        final Matcher matcher = pattern.matcher(value);
        while (matcher.find()) {

    @Test
    @DisplayName("Test appendCol helper method")
    void testAppendCol() {
        StringBuffer sb = new StringBuffer();

        // Test with short string
        ace.appendCol(sb, "test", 10);
        assertEquals("test      ", sb.toString());

        // Test with exact width string
        sb = new StringBuffer();
        ace.appendCol(sb, "exact", 5);
        assertEquals("exact", sb.toString());

            resp.flushBuffer();
            return;
        } catch (final DfsReferral dr) {
            StringBuffer redir = req.getRequestURL();
            final String qs = req.getQueryString();
            final DfsReferralData refdata = dr.getData();
            redir = new StringBuffer(redir.substring(0, redir.length() - req.getPathInfo().length()));
            redir.append('/');

            resp.flushBuffer();
            return;
        } catch (final DfsReferral dr) {
            StringBuffer redir = req.getRequestURL();
            final String qs = req.getQueryString();
            redir = new StringBuffer(redir.substring(0, redir.length() - req.getPathInfo().length()));
            redir.append('/');
            redir.append(dr.server);

    assertThat(ArbitraryInstances.get(StringBuilder.class).toString()).isEmpty();
    assertThat(ArbitraryInstances.get(StringBuffer.class).toString()).isEmpty();
    assertFreshInstanceReturned(
        ArrayList.class,
        HashMap.class,
        Appendable.class,
        StringBuilder.class,
        StringBuffer.class,
        Throwable.class,
        Exception.class);
  }

    assertThat(ArbitraryInstances.get(StringBuilder.class).toString()).isEmpty();
    assertThat(ArbitraryInstances.get(StringBuffer.class).toString()).isEmpty();
    assertFreshInstanceReturned(
        ArrayList.class,
        HashMap.class,
        Appendable.class,
        StringBuilder.class,
        StringBuffer.class,
        Throwable.class,
        Exception.class);
  }

  @AndroidIncompatible // problem with equality of Type objects?
  public void testFreshInstance() {
    assertFreshInstances(
        String.class,
        CharSequence.class,
        Appendable.class,
        StringBuffer.class,
        StringBuilder.class,
        Pattern.class,
        MatchResult.class,
        Number.class,
        int.class,
        Integer.class,
        long.class,
        Long.class,

        return this;
    }

    public Ansi a(Object value) {
        flushAttributes();
        builder.append(value);
        return this;
    }

    public Ansi a(StringBuffer value) {
        flushAttributes();
        builder.append(value);
        return this;
    }

    public Ansi newline() {
        flushAttributes();
        builder.append(System.lineSeparator());