mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-20 16:57:25 +03:00
Jacob Trimble
83de1ad634
This ensures that we get the expected types and that type coercion doesn't convert between types. This also ensures we are consistent in how we check for equality of primitives in tests. Change-Id: I9f3aacdf25ab1afe5e8d6e4b895b5299ee687d54
94 lines
3.3 KiB
JavaScript
94 lines
3.3 KiB
JavaScript
/**
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* @license
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* Copyright 2016 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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describe('Mp4TtmlParser', () => {
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const ttmlInitSegmentUri = '/base/test/test/assets/ttml-init.mp4';
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const ttmlSegmentUri = '/base/test/test/assets/ttml-segment.mp4';
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const ttmlSegmentMultipleMDATUri =
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'/base/test/test/assets/ttml-segment-multiplemdat.mp4';
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const audioInitSegmentUri = '/base/test/test/assets/sintel-audio-init.mp4';
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/** @type {!Uint8Array} */
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let ttmlInitSegment;
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/** @type {!Uint8Array} */
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let ttmlSegment;
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/** @type {!Uint8Array} */
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let ttmlSegmentMultipleMDAT;
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/** @type {!Uint8Array} */
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let audioInitSegment;
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beforeAll(async () => {
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const responses = await Promise.all([
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shaka.test.Util.fetch(ttmlInitSegmentUri),
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shaka.test.Util.fetch(ttmlSegmentUri),
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shaka.test.Util.fetch(ttmlSegmentMultipleMDATUri),
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shaka.test.Util.fetch(audioInitSegmentUri),
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]);
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ttmlInitSegment = new Uint8Array(responses[0]);
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ttmlSegment = new Uint8Array(responses[1]);
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ttmlSegmentMultipleMDAT = new Uint8Array(responses[2]);
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audioInitSegment = new Uint8Array(responses[3]);
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});
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it('parses init segment', () => {
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new shaka.text.Mp4TtmlParser().parseInit(ttmlInitSegment);
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});
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it('parses media segment', () => {
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const parser = new shaka.text.Mp4TtmlParser();
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parser.parseInit(ttmlInitSegment);
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const time = {periodStart: 0, segmentStart: 0, segmentEnd: 0};
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const ret = parser.parseMedia(ttmlSegment, time);
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expect(ret.length).toBe(10);
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});
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it('handles media segments with multiple mdats', () => {
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const parser = new shaka.text.Mp4TtmlParser();
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parser.parseInit(ttmlInitSegment);
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const time = {periodStart: 0, segmentStart: 0, segmentEnd: 0};
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const ret = parser.parseMedia(ttmlSegmentMultipleMDAT, time);
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expect(ret.length).toBe(20);
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});
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it('accounts for offset', () => {
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const time1 = {periodStart: 0, segmentStart: 0, segmentEnd: 0};
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const time2 = {periodStart: 7, segmentStart: 0, segmentEnd: 0};
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const parser = new shaka.text.Mp4TtmlParser();
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parser.parseInit(ttmlInitSegment);
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const ret1 = parser.parseMedia(ttmlSegment, time1);
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expect(ret1.length).toBeGreaterThan(0);
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const ret2 = parser.parseMedia(ttmlSegment, time2);
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expect(ret2.length).toBeGreaterThan(0);
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expect(ret2[0].startTime).toBe(ret1[0].startTime + 7);
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expect(ret2[0].endTime).toBe(ret1[0].endTime + 7);
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});
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it('rejects init segment with no ttml', () => {
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const error = shaka.test.Util.jasmineError(new shaka.util.Error(
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shaka.util.Error.Severity.CRITICAL,
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shaka.util.Error.Category.TEXT,
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shaka.util.Error.Code.INVALID_MP4_TTML));
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expect(() => new shaka.text.Mp4TtmlParser().parseInit(audioInitSegment))
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.toThrow(error);
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});
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});
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