private static final SparseImmutableTable<Character, Integer, String> SPARSE =
      new SparseImmutableTable<>(CELLS.asList(), ROW_SPACE, COLUMN_SPACE);

  private static final DenseImmutableTable<Character, Integer, String> DENSE =
      new DenseImmutableTable<>(CELLS.asList(), ROW_SPACE, COLUMN_SPACE);

  @Override
  Iterable<ImmutableTable<Character, Integer, String>> getTestInstances() {

        String message = "";
        StorageException exception = new StorageException(message);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructorWithMessageAndNullCause() {
        // Test constructor with message and null cause
        String message = "Storage error";

        String url = "http://test.com";
        String result = helper.convert(url);

        assertNotNull(result);
        assertNotNull(helper.duplicateHostList);
    }

    public void test_convert_emptyList() {
        DuplicateHostHelper helper = new DuplicateHostHelper();
        helper.duplicateHostList = new ArrayList<>();

        String url = "http://test.com";

        }

        final Set<String> matchedLabelSet = ComponentUtil.getLabelTypeHelper().getMatchedLabelValueSet(url);
        if (!matchedLabelSet.isEmpty()) {
            final Set<String> newLabelSet = new HashSet<>();
            final String[] oldLabels = DocumentUtil.getValue(dataMap, fessConfig.getIndexFieldLabel(), String[].class);

  protected CharEscaper() {}

  /**
   * Returns the escaped form of a given literal string.
   *
   * @param string the literal string to be escaped
   * @return the escaped form of {@code string}
   * @throws NullPointerException if {@code string} is null
   */
  @Override
  public String escape(String string) {
    checkNotNull(string); // GWT specific check (do not optimize)

        }
        final String url = DocumentUtil.getValue(doc, fessConfig.getIndexFieldUrl(), String.class);
        if (url == null) {
            saveError(messages -> messages.addErrorsDocumentNotFound(GLOBAL, form.docId));
            return redirect(ErrorAction.class);
        }

        if (fessConfig.isSearchLog()) {
            final String userSessionId = userInfoHelper.getUserCode();

    @Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_config.web_authentication";
    }

    @Override
    public String asEsIndexType() {
        return "web_authentication";
    }

    @Override
    public String asEsSearchType() {
        return "web_authentication";
    }

        assertNotNull(cifsContextWrapper);
    }

    @Test
    void testGetSmbResource() throws CIFSException, MalformedURLException {
        // Test get(String url) method
        String url = "smb://server/share/file.txt";
        SmbResource mockSmbResource = mock(SmbFile.class);
        // Mocking SmbFile constructor is tricky, so we'll just verify the call to the delegate

func getListBucketURL(endPoint string) string {
	return makeTestTargetURL(endPoint, "", "", url.Values{})
}

// return URL for HEAD on the bucket.
func getHEADBucketURL(endPoint, bucketName string) string {
	return makeTestTargetURL(endPoint, bucketName, "", url.Values{})
}

// return URL for deleting the bucket.
func getDeleteBucketURL(endPoint, bucketName string) string {

                String groupId, String artifactId, String version, String scope, String systemPath) {
            return addDependency(groupId, artifactId, version, scope, systemPath, null);
        }

        public ProjectBuilder addDependency(
                String groupId,
                String artifactId,
                String version,
                String scope,
                String systemPath,