pdfjs-dist/lib/test/unit/metadata_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.
 */
'use strict';

var _metadata = require('../../display/metadata');

describe('metadata', function () {
  it('should handle valid metadata', function () {
    var validData = '<x:xmpmeta xmlns:x=\'adobe:ns:meta/\'>' + '<rdf:RDF xmlns:rdf=\'http://www.w3.org/1999/02/22-rdf-syntax-ns#\'>' + '<rdf:Description xmlns:dc=\'http://purl.org/dc/elements/1.1/\'>' + '<dc:title><rdf:Alt><rdf:li xml:lang="x-default">Foo bar baz</rdf:li>' + '</rdf:Alt></dc:title></rdf:Description></rdf:RDF></x:xmpmeta>';
    var metadata = new _metadata.Metadata(validData);
    expect(metadata.has('dc:title')).toBeTruthy();
    expect(metadata.has('dc:qux')).toBeFalsy();
    expect(metadata.get('dc:title')).toEqual('Foo bar baz');
    expect(metadata.get('dc:qux')).toEqual(null);
    expect(metadata.getAll()).toEqual({ 'dc:title': 'Foo bar baz' });
  });
  it('should repair and handle invalid metadata', function () {
    var invalidData = '<x:xmpmeta xmlns:x=\'adobe:ns:meta/\'>' + '<rdf:RDF xmlns:rdf=\'http://www.w3.org/1999/02/22-rdf-syntax-ns#\'>' + '<rdf:Description xmlns:dc=\'http://purl.org/dc/elements/1.1/\'>' + '<dc:title>\\376\\377\\000P\\000D\\000F\\000&</dc:title>' + '</rdf:Description></rdf:RDF></x:xmpmeta>';
    var metadata = new _metadata.Metadata(invalidData);
    expect(metadata.has('dc:title')).toBeTruthy();
    expect(metadata.has('dc:qux')).toBeFalsy();
    expect(metadata.get('dc:title')).toEqual('PDF&');
    expect(metadata.get('dc:qux')).toEqual(null);
    expect(metadata.getAll()).toEqual({ 'dc:title': 'PDF&' });
  });
});