pdf.js/test/unit/document_spec.js

/* Copyright 2017 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Page } from '../../src/core/document';

describe('document', function () {
  describe('Page', function () {
    it('should create correct objId using the idFactory', function () {
      var page1 = new Page(/* pdfManager = */ { }, /* xref = */ null,
                           /* pageIndex = */ 0,
                           /* pageDict = */ null, /* ref = */ null,
                           /* fontCache = */ null,
                           /* builtInCMapCache = */ null);
      var page2 = new Page(/* pdfManager = */ { }, /* xref = */ null,
                           /* pageIndex = */ 1,
                           /* pageDict = */ null, /* ref = */ null,
                           /* fontCache = */ null,
                           /* builtInCMapCache = */ null);

      var idFactory1 = page1.idFactory, idFactory2 = page2.idFactory;

      expect(idFactory1.createObjId()).toEqual('p0_1');
      expect(idFactory1.createObjId()).toEqual('p0_2');

      expect(idFactory2.createObjId()).toEqual('p1_1');
      expect(idFactory2.createObjId()).toEqual('p1_2');

      expect(idFactory1.createObjId()).toEqual('p0_3');
      expect(idFactory1.createObjId()).toEqual('p0_4');
    });
  });
});