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
324 lines
12 KiB
JavaScript
324 lines
12 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('DashParser SegmentBase', () => {
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const Dash = shaka.test.Dash;
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const indexSegmentUri = '/base/test/test/assets/index-segment.mp4';
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/** @type {!shaka.test.FakeNetworkingEngine} */
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let fakeNetEngine;
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/** @type {!shaka.dash.DashParser} */
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let parser;
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/** @type {shaka.extern.ManifestParser.PlayerInterface} */
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let playerInterface;
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/** @type {!ArrayBuffer} */
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let indexSegment;
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beforeAll(async () => {
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indexSegment = await shaka.test.Util.fetch(indexSegmentUri);
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});
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beforeEach(() => {
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fakeNetEngine = new shaka.test.FakeNetworkingEngine();
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parser = shaka.test.Dash.makeDashParser();
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playerInterface = {
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networkingEngine: fakeNetEngine,
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filterNewPeriod: () => {},
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filterAllPeriods: () => {},
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onTimelineRegionAdded: fail, // Should not have any EventStream elements.
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onEvent: fail,
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onError: fail,
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};
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});
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it('requests init data for WebM', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <AdaptationSet mimeType="video/webm">',
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' <Representation bandwidth="1">',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentBase indexRange="100-200" timescale="9000">',
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' <Initialization sourceURL="init.webm" range="201-300" />',
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' </SegmentBase>',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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fakeNetEngine
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.setResponseText('dummy://foo', source)
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.setResponseText('http://example.com', '')
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.setResponseText('http://example.com/init.webm', '');
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const manifest = await parser.start('dummy://foo', playerInterface);
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expect(manifest).toEqual(Dash.makeManifestFromInit('init.webm', 201, 300));
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await Dash.callCreateSegmentIndex(manifest);
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expect(fakeNetEngine.request).toHaveBeenCalledTimes(3);
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fakeNetEngine.expectRangeRequest('http://example.com', 100, 200);
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fakeNetEngine.expectRangeRequest('http://example.com/init.webm', 201, 300);
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});
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it('inherits from Period', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentBase indexRange="100-200" timescale="9000">',
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' <Initialization sourceURL="init.mp4" range="201-300" />',
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' </SegmentBase>',
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' <AdaptationSet mimeType="video/mp4">',
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' <Representation bandwidth="1" />',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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fakeNetEngine
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.setResponseText('dummy://foo', source)
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.setResponseText('http://example.com', '');
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const manifest = await parser.start('dummy://foo', playerInterface);
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expect(manifest).toEqual(Dash.makeManifestFromInit('init.mp4', 201, 300));
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await Dash.callCreateSegmentIndex(manifest);
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expect(fakeNetEngine.request).toHaveBeenCalledTimes(2);
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fakeNetEngine.expectRangeRequest('http://example.com', 100, 200);
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});
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it('inherits from AdaptationSet', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <AdaptationSet mimeType="video/mp4">',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentBase indexRange="100-200" timescale="9000">',
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' <Initialization sourceURL="init.mp4" range="201-300" />',
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' </SegmentBase>',
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' <Representation bandwidth="1" />',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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fakeNetEngine
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.setResponseText('dummy://foo', source)
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.setResponseText('http://example.com', '');
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const manifest = await parser.start('dummy://foo', playerInterface);
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expect(manifest).toEqual(Dash.makeManifestFromInit('init.mp4', 201, 300));
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await Dash.callCreateSegmentIndex(manifest);
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expect(fakeNetEngine.request).toHaveBeenCalledTimes(2);
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fakeNetEngine.expectRangeRequest('http://example.com', 100, 200);
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});
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it('does not require sourceURL in Initialization', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <AdaptationSet mimeType="video/mp4">',
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' <Representation bandwidth="1">',
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' <BaseURL>http://example.com/stream.mp4</BaseURL>',
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' <SegmentBase indexRange="100-200" timescale="9000">',
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' <Initialization range="201-300" />',
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' </SegmentBase>',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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fakeNetEngine
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.setResponseText('dummy://foo', source)
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.setResponseText('http://example.com/stream.mp4', '');
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const manifest = await parser.start('dummy://foo', playerInterface);
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expect(manifest).toEqual(Dash.makeManifestFromInit('stream.mp4', 201, 300));
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await Dash.callCreateSegmentIndex(manifest);
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expect(fakeNetEngine.request).toHaveBeenCalledTimes(2);
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fakeNetEngine.expectRangeRequest('http://example.com/stream.mp4', 100, 200);
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});
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it('merges across levels', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentBase timescale="9000">',
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' <Initialization sourceURL="init.mp4" range="201-300" />',
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' </SegmentBase>',
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' <AdaptationSet mimeType="video/mp4">',
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' <SegmentBase presentationTimeOffset="90000">',
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' <Initialization sourceURL="init.mp4" range="201-300" />',
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' </SegmentBase>',
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' <Representation bandwidth="1">',
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' <SegmentBase>',
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' <RepresentationIndex sourceURL="index.mp4" range="5-2000" />',
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' </SegmentBase>',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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fakeNetEngine
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.setResponseText('dummy://foo', source)
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.setResponseText('http://example.com/index.mp4', '');
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const manifest = await parser.start('dummy://foo', playerInterface);
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expect(manifest).toEqual(
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Dash.makeManifestFromInit('init.mp4', 201, 300, 10));
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await Dash.callCreateSegmentIndex(manifest);
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expect(fakeNetEngine.request).toHaveBeenCalledTimes(2);
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fakeNetEngine.expectRangeRequest('http://example.com/index.mp4', 5, 2000);
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});
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it('merges and overrides across levels', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentBase indexRange="0-10" timescale="9000">',
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' <Initialization sourceURL="init.mp4" range="201-300" />',
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' </SegmentBase>',
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' <AdaptationSet mimeType="video/mp4">',
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' <SegmentBase timescale="10" presentationTimeOffset="10">',
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' <Initialization sourceURL="special.mp4" />',
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' </SegmentBase>',
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' <Representation bandwidth="1">',
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' <SegmentBase indexRange="30-900" ',
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' presentationTimeOffset="200" />',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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fakeNetEngine
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.setResponseText('dummy://foo', source)
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.setResponseText('http://example.com', '');
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const manifest = await parser.start('dummy://foo', playerInterface);
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expect(manifest).toEqual(
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Dash.makeManifestFromInit('special.mp4', 0, null, 20));
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await Dash.callCreateSegmentIndex(manifest);
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expect(fakeNetEngine.request).toHaveBeenCalledTimes(2);
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fakeNetEngine.expectRangeRequest('http://example.com', 30, 900);
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});
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it('does not assume the same timescale as media', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <AdaptationSet mimeType="video/mp4">',
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' <Representation bandwidth="1">',
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' <BaseURL>http://example.com/index.mp4</BaseURL>',
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' <SegmentBase indexRange="30-900" ',
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' timescale="1000"',
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' presentationTimeOffset="2000" />',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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fakeNetEngine
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.setResponseText('dummy://foo', source)
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.setResponseValue('http://example.com/index.mp4', indexSegment);
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const manifest = await parser.start('dummy://foo', playerInterface);
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const video = manifest.periods[0].variants[0].video;
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await video.createSegmentIndex(); // real data, should succeed
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const reference = video.getSegmentReference(0);
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expect(reference.startTime).toBe(-2);
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expect(reference.endTime).toBe(10); // would be 12 without PTO
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});
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describe('fails for', () => {
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it('unsupported container', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <BaseURL>http://example.com</BaseURL>',
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' <AdaptationSet mimeType="video/cat">',
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' <Representation bandwidth="1">',
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' <SegmentBase indexRange="30-900" />',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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const error = new shaka.util.Error(
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shaka.util.Error.Severity.CRITICAL,
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shaka.util.Error.Category.MANIFEST,
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shaka.util.Error.Code.DASH_UNSUPPORTED_CONTAINER);
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await Dash.testFails(source, error);
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});
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it('missing init segment for WebM', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <BaseURL>http://example.com</BaseURL>',
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' <AdaptationSet mimeType="video/webm">',
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' <Representation bandwidth="1">',
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' <SegmentBase indexRange="30-900" />',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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const error = new shaka.util.Error(
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shaka.util.Error.Severity.CRITICAL,
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shaka.util.Error.Category.MANIFEST,
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shaka.util.Error.Code.DASH_WEBM_MISSING_INIT);
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await Dash.testFails(source, error);
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});
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it('no @indexRange nor RepresentationIndex', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT75S">',
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' <Period>',
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' <BaseURL>http://example.com</BaseURL>',
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' <AdaptationSet mimeType="video/webm">',
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' <Representation bandwidth="1">',
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' <SegmentBase>',
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' <Initialization sourceURL="test.webm" />',
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' </SegmentBase>',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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const error = new shaka.util.Error(
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shaka.util.Error.Severity.CRITICAL,
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shaka.util.Error.Category.MANIFEST,
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shaka.util.Error.Code.DASH_NO_SEGMENT_INFO);
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await Dash.testFails(source, error);
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});
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});
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});
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