private void assertEqualsSame(String expected, String in, String out) {
    if (expected.equals(in)) {
      assertSame(in, out);
    } else {
      assertEquals(expected, out);
    }
  }

  // Test collapse() a little differently than the rest, as we really want to
  // cover lots of different configurations of input text
  public void testCollapse() {
    // collapsing groups of '-' into '_' or '-'

                }
            });
        }

        /**
         * Gets the collapse builder for result grouping.
         *
         * @param fessConfig the Fess configuration
         * @return the collapse builder
         */
        protected CollapseBuilder getCollapseBuilder(final FessConfig fessConfig) {

   * href="http://tools.ietf.org/html/rfc4291#section-2.5.5.2">RFC 4291</a>.
   *
   * <p>Note: This method takes a {@code String} argument because {@link InetAddress} automatically
   * collapses mapped addresses to IPv4. (It is actually possible to avoid this using one of the
   * obscure {@link Inet6Address} methods, but it would be unwise to depend on such a
   * poorly-documented feature.)
   *

labels.default_sort_value=Default Sort Value
labels.virtual_host_value=Virtual Host
labels.append_query_param_enabled=Append Search Parameters
labels.login_required=Login Required
labels.result_collapsed=Collapse Duplicate Results
labels.login_link=Show Login Link
labels.thumbnail=Show Thumbnail
labels.ignore_failure_type=Ignore Failure Types
labels.failure_count_threshold=Failure Count Threshold

   * to the original. The following heuristics are used:
   *
   * <ul>
   *   <li>empty string becomes .
   *   <li>. stays as .
   *   <li>fold out ./
   *   <li>fold out ../ when possible
   *   <li>collapse multiple slashes
   *   <li>delete trailing slashes (unless the path is just "/")
   * </ul>
   *
   * <p>These heuristics do not always match the behavior of the filesystem. In particular, consider

          return finishCollapseFrom(sequence, i + 1, len, replacement, builder, true);
        }
      }
    }
    // no replacement needed
    return sequence.toString();
  }

  /**
   * Collapses groups of matching characters exactly as {@link #collapseFrom} does, except that
   * groups of matching BMP characters at the start or end of the sequence are removed without
   * replacement.
   */

   * href="http://tools.ietf.org/html/rfc4291#section-2.5.5.2">RFC 4291</a>.
   *
   * <p>Note: This method takes a {@code String} argument because {@link InetAddress} automatically
   * collapses mapped addresses to IPv4. (It is actually possible to avoid this using one of the
   * obscure {@link Inet6Address} methods, but it would be unwise to depend on such a
   * poorly-documented feature.)
   *

    /** The key of the message: Login Required */
    public static final String LABELS_login_required = "{labels.login_required}";

    /** The key of the message: Collapse Duplicate Results */
    public static final String LABELS_result_collapsed = "{labels.result_collapsed}";

    /** The key of the message: Show Login Link */