Generic build of PDF.js library.
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/**
* @licstart The following is the entire license notice for the
* Javascript code in this page
*
* 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.
*
* @licend The above is the entire license notice for the
* Javascript code in this page
*/
'use strict';
var _primitives = require('../../core/primitives');
var _test_utils = require('./test_utils');
describe('primitives', function () {
describe('Name', function () {
it('should retain the given name', function () {
var givenName = 'Font';
var name = _primitives.Name.get(givenName);
expect(name.name).toEqual(givenName);
});
it('should create only one object for a name and cache it', function () {
var firstFont = _primitives.Name.get('Font');
var secondFont = _primitives.Name.get('Font');
var firstSubtype = _primitives.Name.get('Subtype');
var secondSubtype = _primitives.Name.get('Subtype');
expect(firstFont).toBe(secondFont);
expect(firstSubtype).toBe(secondSubtype);
expect(firstFont).not.toBe(firstSubtype);
});
});
describe('Cmd', function () {
it('should retain the given cmd name', function () {
var givenCmd = 'BT';
var cmd = _primitives.Cmd.get(givenCmd);
expect(cmd.cmd).toEqual(givenCmd);
});
it('should create only one object for a command and cache it', function () {
var firstBT = _primitives.Cmd.get('BT');
var secondBT = _primitives.Cmd.get('BT');
var firstET = _primitives.Cmd.get('ET');
var secondET = _primitives.Cmd.get('ET');
expect(firstBT).toBe(secondBT);
expect(firstET).toBe(secondET);
expect(firstBT).not.toBe(firstET);
});
});
describe('Dict', function () {
var checkInvalidHasValues = function checkInvalidHasValues(dict) {
expect(dict.has()).toBeFalsy();
expect(dict.has('Prev')).toBeFalsy();
};
var checkInvalidKeyValues = function checkInvalidKeyValues(dict) {
expect(dict.get()).toBeUndefined();
expect(dict.get('Prev')).toBeUndefined();
expect(dict.get('Decode', 'D')).toBeUndefined();
expect(dict.get('FontFile', 'FontFile2', 'FontFile3')).toBeNull();
};
var emptyDict, dictWithSizeKey, dictWithManyKeys;
var storedSize = 42;
var testFontFile = 'file1';
var testFontFile2 = 'file2';
var testFontFile3 = 'file3';
beforeAll(function (done) {
emptyDict = new _primitives.Dict();
dictWithSizeKey = new _primitives.Dict();
dictWithSizeKey.set('Size', storedSize);
dictWithManyKeys = new _primitives.Dict();
dictWithManyKeys.set('FontFile', testFontFile);
dictWithManyKeys.set('FontFile2', testFontFile2);
dictWithManyKeys.set('FontFile3', testFontFile3);
done();
});
afterAll(function () {
emptyDict = dictWithSizeKey = dictWithManyKeys = null;
});
it('should return invalid values for unknown keys', function () {
checkInvalidHasValues(emptyDict);
checkInvalidKeyValues(emptyDict);
});
it('should return correct value for stored Size key', function () {
expect(dictWithSizeKey.has('Size')).toBeTruthy();
expect(dictWithSizeKey.get('Size')).toEqual(storedSize);
expect(dictWithSizeKey.get('Prev', 'Size')).toEqual(storedSize);
expect(dictWithSizeKey.get('Prev', 'Root', 'Size')).toEqual(storedSize);
});
it('should return invalid values for unknown keys when Size key is stored', function () {
checkInvalidHasValues(dictWithSizeKey);
checkInvalidKeyValues(dictWithSizeKey);
});
it('should return correct value for stored Size key with undefined value', function () {
var dict = new _primitives.Dict();
dict.set('Size');
expect(dict.has('Size')).toBeTruthy();
checkInvalidKeyValues(dict);
});
it('should return correct values for multiple stored keys', function () {
expect(dictWithManyKeys.has('FontFile')).toBeTruthy();
expect(dictWithManyKeys.has('FontFile2')).toBeTruthy();
expect(dictWithManyKeys.has('FontFile3')).toBeTruthy();
expect(dictWithManyKeys.get('FontFile3')).toEqual(testFontFile3);
expect(dictWithManyKeys.get('FontFile2', 'FontFile3')).toEqual(testFontFile2);
expect(dictWithManyKeys.get('FontFile', 'FontFile2', 'FontFile3')).toEqual(testFontFile);
});
it('should asynchronously fetch unknown keys', function (done) {
var keyPromises = [dictWithManyKeys.getAsync('Size'), dictWithSizeKey.getAsync('FontFile', 'FontFile2', 'FontFile3')];
Promise.all(keyPromises).then(function (values) {
expect(values[0]).toBeUndefined();
expect(values[1]).toBeNull();
done();
}).catch(function (reason) {
done.fail(reason);
});
});
it('should asynchronously fetch correct values for multiple stored keys', function (done) {
var keyPromises = [dictWithManyKeys.getAsync('FontFile3'), dictWithManyKeys.getAsync('FontFile2', 'FontFile3'), dictWithManyKeys.getAsync('FontFile', 'FontFile2', 'FontFile3')];
Promise.all(keyPromises).then(function (values) {
expect(values[0]).toEqual(testFontFile3);
expect(values[1]).toEqual(testFontFile2);
expect(values[2]).toEqual(testFontFile);
done();
}).catch(function (reason) {
done.fail(reason);
});
});
it('should callback for each stored key', function () {
var callbackSpy = jasmine.createSpy('spy on callback in dictionary');
dictWithManyKeys.forEach(callbackSpy);
expect(callbackSpy).toHaveBeenCalled();
var callbackSpyCalls = callbackSpy.calls;
expect(callbackSpyCalls.argsFor(0)).toEqual(['FontFile', testFontFile]);
expect(callbackSpyCalls.argsFor(1)).toEqual(['FontFile2', testFontFile2]);
expect(callbackSpyCalls.argsFor(2)).toEqual(['FontFile3', testFontFile3]);
expect(callbackSpyCalls.count()).toEqual(3);
});
it('should handle keys pointing to indirect objects, both sync and async', function (done) {
var fontRef = new _primitives.Ref(1, 0);
var xref = new _test_utils.XRefMock([{
ref: fontRef,
data: testFontFile
}]);
var fontDict = new _primitives.Dict(xref);
fontDict.set('FontFile', fontRef);
expect(fontDict.getRaw('FontFile')).toEqual(fontRef);
expect(fontDict.get('FontFile', 'FontFile2', 'FontFile3')).toEqual(testFontFile);
fontDict.getAsync('FontFile', 'FontFile2', 'FontFile3').then(function (value) {
expect(value).toEqual(testFontFile);
done();
}).catch(function (reason) {
done.fail(reason);
});
});
it('should handle arrays containing indirect objects', function () {
var minCoordRef = new _primitives.Ref(1, 0),
maxCoordRef = new _primitives.Ref(2, 0);
var minCoord = 0,
maxCoord = 1;
var xref = new _test_utils.XRefMock([{
ref: minCoordRef,
data: minCoord
}, {
ref: maxCoordRef,
data: maxCoord
}]);
var xObjectDict = new _primitives.Dict(xref);
xObjectDict.set('BBox', [minCoord, maxCoord, minCoordRef, maxCoordRef]);
expect(xObjectDict.get('BBox')).toEqual([minCoord, maxCoord, minCoordRef, maxCoordRef]);
expect(xObjectDict.getArray('BBox')).toEqual([minCoord, maxCoord, minCoord, maxCoord]);
});
it('should get all key names', function () {
var expectedKeys = ['FontFile', 'FontFile2', 'FontFile3'];
var keys = dictWithManyKeys.getKeys();
expect(keys.sort()).toEqual(expectedKeys);
});
it('should create only one object for Dict.empty', function () {
var firstDictEmpty = _primitives.Dict.empty;
var secondDictEmpty = _primitives.Dict.empty;
expect(firstDictEmpty).toBe(secondDictEmpty);
expect(firstDictEmpty).not.toBe(emptyDict);
});
it('should correctly merge dictionaries', function () {
var expectedKeys = ['FontFile', 'FontFile2', 'FontFile3', 'Size'];
var fontFileDict = new _primitives.Dict();
fontFileDict.set('FontFile', 'Type1 font file');
var mergedDict = _primitives.Dict.merge(null, [dictWithManyKeys, dictWithSizeKey, fontFileDict]);
var mergedKeys = mergedDict.getKeys();
expect(mergedKeys.sort()).toEqual(expectedKeys);
expect(mergedDict.get('FontFile')).toEqual(testFontFile);
});
});
describe('Ref', function () {
it('should retain the stored values', function () {
var storedNum = 4;
var storedGen = 2;
var ref = new _primitives.Ref(storedNum, storedGen);
expect(ref.num).toEqual(storedNum);
expect(ref.gen).toEqual(storedGen);
});
});
describe('RefSet', function () {
it('should have a stored value', function () {
var ref = new _primitives.Ref(4, 2);
var refset = new _primitives.RefSet();
refset.put(ref);
expect(refset.has(ref)).toBeTruthy();
});
it('should not have an unknown value', function () {
var ref = new _primitives.Ref(4, 2);
var refset = new _primitives.RefSet();
expect(refset.has(ref)).toBeFalsy();
refset.put(ref);
var anotherRef = new _primitives.Ref(2, 4);
expect(refset.has(anotherRef)).toBeFalsy();
});
});
describe('isName', function () {
it('handles non-names', function () {
var nonName = {};
expect((0, _primitives.isName)(nonName)).toEqual(false);
});
it('handles names', function () {
var name = _primitives.Name.get('Font');
expect((0, _primitives.isName)(name)).toEqual(true);
});
it('handles names with name check', function () {
var name = _primitives.Name.get('Font');
expect((0, _primitives.isName)(name, 'Font')).toEqual(true);
expect((0, _primitives.isName)(name, 'Subtype')).toEqual(false);
});
});
describe('isCmd', function () {
it('handles non-commands', function () {
var nonCmd = {};
expect((0, _primitives.isCmd)(nonCmd)).toEqual(false);
});
it('handles commands', function () {
var cmd = _primitives.Cmd.get('BT');
expect((0, _primitives.isCmd)(cmd)).toEqual(true);
});
it('handles commands with cmd check', function () {
var cmd = _primitives.Cmd.get('BT');
expect((0, _primitives.isCmd)(cmd, 'BT')).toEqual(true);
expect((0, _primitives.isCmd)(cmd, 'ET')).toEqual(false);
});
});
describe('isDict', function () {
it('handles non-dictionaries', function () {
var nonDict = {};
expect((0, _primitives.isDict)(nonDict)).toEqual(false);
});
it('handles empty dictionaries with type check', function () {
var dict = _primitives.Dict.empty;
expect((0, _primitives.isDict)(dict)).toEqual(true);
expect((0, _primitives.isDict)(dict, 'Page')).toEqual(false);
});
it('handles dictionaries with type check', function () {
var dict = new _primitives.Dict();
dict.set('Type', _primitives.Name.get('Page'));
expect((0, _primitives.isDict)(dict, 'Page')).toEqual(true);
expect((0, _primitives.isDict)(dict, 'Contents')).toEqual(false);
});
});
describe('isRef', function () {
it('handles non-refs', function () {
var nonRef = {};
expect((0, _primitives.isRef)(nonRef)).toEqual(false);
});
it('handles refs', function () {
var ref = new _primitives.Ref(1, 0);
expect((0, _primitives.isRef)(ref)).toEqual(true);
});
});
describe('isRefsEqual', function () {
it('should handle different Refs pointing to the same object', function () {
var ref1 = new _primitives.Ref(1, 0);
var ref2 = new _primitives.Ref(1, 0);
expect((0, _primitives.isRefsEqual)(ref1, ref2)).toEqual(true);
});
it('should handle Refs pointing to different objects', function () {
var ref1 = new _primitives.Ref(1, 0);
var ref2 = new _primitives.Ref(2, 0);
expect((0, _primitives.isRefsEqual)(ref1, ref2)).toEqual(false);
});
});
});