Generic build of PDF.js library.
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/* 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 coreGlyphList = require('../../core/glyphlist.js');
var coreUnicode = require('../../core/unicode.js');
var getGlyphsUnicode = coreGlyphList.getGlyphsUnicode;
var getDingbatsGlyphsUnicode = coreGlyphList.getDingbatsGlyphsUnicode;
var mapSpecialUnicodeValues = coreUnicode.mapSpecialUnicodeValues;
var getUnicodeForGlyph = coreUnicode.getUnicodeForGlyph;
var getUnicodeRangeFor = coreUnicode.getUnicodeRangeFor;
var getNormalizedUnicodes = coreUnicode.getNormalizedUnicodes;
var reverseIfRtl = coreUnicode.reverseIfRtl;
describe('unicode', function () {
describe('mapSpecialUnicodeValues', function () {
it('should not re-map normal Unicode values', function () {
expect(mapSpecialUnicodeValues(0x0041)).toEqual(0x0041);
expect(mapSpecialUnicodeValues(0xFB01)).toEqual(0xFB01);
});
it('should re-map special Unicode values', function () {
expect(mapSpecialUnicodeValues(0xF8E9)).toEqual(0x00A9);
expect(mapSpecialUnicodeValues(0xFFFF)).toEqual(0);
});
});
describe('getUnicodeForGlyph', function () {
var standardMap, dingbatsMap;
beforeAll(function (done) {
standardMap = getGlyphsUnicode();
dingbatsMap = getDingbatsGlyphsUnicode();
done();
});
afterAll(function () {
standardMap = dingbatsMap = null;
});
it('should get Unicode values for valid glyph names', function () {
expect(getUnicodeForGlyph('A', standardMap)).toEqual(0x0041);
expect(getUnicodeForGlyph('a1', dingbatsMap)).toEqual(0x2701);
});
it('should recover Unicode values from uniXXXX/uXXXX{XX} glyph names', function () {
expect(getUnicodeForGlyph('uni0041', standardMap)).toEqual(0x0041);
expect(getUnicodeForGlyph('u0041', standardMap)).toEqual(0x0041);
expect(getUnicodeForGlyph('uni2701', dingbatsMap)).toEqual(0x2701);
expect(getUnicodeForGlyph('u2701', dingbatsMap)).toEqual(0x2701);
});
it('should not get Unicode values for invalid glyph names', function () {
expect(getUnicodeForGlyph('Qwerty', standardMap)).toEqual(-1);
expect(getUnicodeForGlyph('Qwerty', dingbatsMap)).toEqual(-1);
});
});
describe('getUnicodeRangeFor', function () {
it('should get correct Unicode range', function () {
expect(getUnicodeRangeFor(0x0041)).toEqual(0);
expect(getUnicodeRangeFor(0xFB01)).toEqual(62);
});
it('should not get a Unicode range', function () {
expect(getUnicodeRangeFor(0x05FF)).toEqual(-1);
});
});
describe('getNormalizedUnicodes', function () {
var NormalizedUnicodes;
beforeAll(function (done) {
NormalizedUnicodes = getNormalizedUnicodes();
done();
});
afterAll(function () {
NormalizedUnicodes = null;
});
it('should get normalized Unicode values for ligatures', function () {
expect(NormalizedUnicodes['\uFB01']).toEqual('fi');
expect(NormalizedUnicodes['\u0675']).toEqual('\u0627\u0674');
});
it('should not normalize standard characters', function () {
expect(NormalizedUnicodes['A']).toEqual(undefined);
});
});
describe('reverseIfRtl', function () {
var NormalizedUnicodes;
function getGlyphUnicode(char) {
if (NormalizedUnicodes[char] !== undefined) {
return NormalizedUnicodes[char];
}
return char;
}
beforeAll(function (done) {
NormalizedUnicodes = getNormalizedUnicodes();
done();
});
afterAll(function () {
NormalizedUnicodes = null;
});
it('should not reverse LTR characters', function () {
var A = getGlyphUnicode('A');
expect(reverseIfRtl(A)).toEqual('A');
var fi = getGlyphUnicode('\uFB01');
expect(reverseIfRtl(fi)).toEqual('fi');
});
it('should reverse RTL characters', function () {
var heAlef = getGlyphUnicode('\u05D0');
expect(reverseIfRtl(heAlef)).toEqual('\u05D0');
var arAlef = getGlyphUnicode('\u0675');
expect(reverseIfRtl(arAlef)).toEqual('\u0674\u0627');
});
});
});