mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-15 16:06:41 +03:00
Joey Parrish
c934f426d8
This error type will be used for all internal errors, and will rely on numeric error codes which can be easily checked by the application. This also changes PSSH parsing to throw on errors instead of retaining partial data. Issue #201 b/25306826 Change-Id: I19d23d99d4ee72cb31fe5f233bac57a3a9cfc283
285 lines
8.7 KiB
JavaScript
285 lines
8.7 KiB
JavaScript
/**
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* @license
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* Copyright 2015 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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goog.require('shaka.media.VttTextParser');
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goog.require('shaka.util.Error');
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goog.require('shaka.util.Uint8ArrayUtils');
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describe('VttTextParser', function() {
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var mockCue = false;
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beforeAll(function() {
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// Mock out VTTCue if not supported. These tests don't actually need
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// VTTCue to do anything, this simply verifies the value of its members.
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if (!window.VTTCue) {
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mockCue = true;
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window.VTTCue = function(start, end, text) {
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this.startTime = start;
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this.endTime = end;
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this.text = text;
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};
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}
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});
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afterAll(function() {
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// Delete our mock.
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if (mockCue) {
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delete window.VTTCue;
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}
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});
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it('supports no cues', function() {
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verifyHelper([], 'WEBVTT');
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});
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it('supports initial comments', function() {
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verifyHelper([], 'WEBVTT - Comments');
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});
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it('supports comment blocks', function() {
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verifyHelper([],
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'WEBVTT\n\n' +
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'NOTE\n' +
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'This is a comment block');
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});
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it('supports comment blocks with inital comment', function() {
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verifyHelper([],
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'WEBVTT\n\n' +
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'NOTE - A header comment\n' +
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'This is a comment block');
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});
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it('supports cues with no settings', function() {
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verifyHelper(
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[
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{start: 20, end: 40, text: 'Test', id: '1'},
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{start: 40, end: 50, text: 'Test2', id: '2'}
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],
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'WEBVTT\n\n' +
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'1\n' +
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'00:00:20.000 --> 00:00:40.000\n' +
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'Test\n\n' +
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'2\n' +
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'00:00:40.000 --> 00:00:50.000\n' +
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'Test2');
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});
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it('supports cues with no ID', function() {
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verifyHelper(
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[
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{start: 20, end: 40, text: 'Test'},
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{start: 40, end: 50, text: 'Test2'}
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],
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'WEBVTT\n\n' +
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'00:00:20.000 --> 00:00:40.000\n' +
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'Test\n\n' +
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'00:00:40.000 --> 00:00:50.000\n' +
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'Test2');
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});
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it('supports comments within cues', function() {
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verifyHelper(
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[
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{start: 20, end: 40, text: 'Test'},
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{start: 40, end: 50, text: 'Test2'}
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],
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'WEBVTT\n\n' +
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'00:00:20.000 --> 00:00:40.000\n' +
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'Test\n\n' +
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'NOTE\n' +
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'This is a note\n\n' +
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'00:00:40.000 --> 00:00:50.000\n' +
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'Test2');
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});
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it('supports non-integer timecodes', function() {
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verifyHelper(
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[
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{start: 20.1, end: 40.505, text: 'Test'}
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],
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'WEBVTT\n\n' +
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'00:00:20.100 --> 00:00:40.505\n' +
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'Test');
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});
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it('supports large timecodes', function() {
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verifyHelper(
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[
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{start: 20, end: 108000, text: 'Test'}
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],
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'WEBVTT\n\n' +
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'00:00:20.000 --> 30:00:00.000\n' +
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'Test');
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});
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it('requires header', function() {
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_HEADER,
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'');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_HEADER,
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'00:00:00.000 --> 00:00:00.020\nTest');
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});
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it('invalid time values', function() {
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_CUE,
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'WEBVTT\n\n00.020 --> 0:00.040\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_CUE,
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'WEBVTT\n\n0:00.020 --> 0:00.040\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_CUE,
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'WEBVTT\n\n00:00.20 --> 0:00.040\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_CUE,
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'WEBVTT\n\n00:100.20 --> 0:00.040\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_CUE,
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'WEBVTT\n\n00:00.020 --> 0:00.040\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_CUE,
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'WEBVTT\n\n00:00:00:00.020 --> 0:00.040\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_CUE,
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'WEBVTT\n\n00:61.020 --> 0:00.040\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_CUE,
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'WEBVTT\n\n61:00.020 --> 0:00.040\nTest');
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});
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it('supports vertical setting', function() {
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verifyHelper(
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[
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{start: 20, end: 40, text: 'Test', vertical: 'rl'},
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{start: 40, end: 50, text: 'Test2', vertical: 'lr'}
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],
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'WEBVTT\n\n' +
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'00:00:20.000 --> 00:00:40.000 vertical:rl\n' +
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'Test\n\n' +
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'00:00:40.000 --> 00:00:50.000 vertical:lr\n' +
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'Test2');
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});
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it('supports line setting', function() {
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verifyHelper(
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[
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{start: 20, end: 40, text: 'Test', line: 0},
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{start: 40, end: 50, text: 'Test2', line: -1}
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] ,
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'WEBVTT\n\n' +
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'00:00:20.000 --> 00:00:40.000 line:0\n' +
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'Test\n\n' +
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'00:00:40.000 --> 00:00:50.000 line:-1\n' +
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'Test2');
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});
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it('supports position setting', function() {
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verifyHelper(
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[
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{start: 20, end: 40, text: 'Test2', position: 45}
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],
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'WEBVTT\n\n' +
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'00:00:20.000 --> 00:00:40.000 position:45%\n' +
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'Test2');
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});
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it('supports size setting', function() {
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verifyHelper(
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[
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{start: 20, end: 40, text: 'Test', size: 56}
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],
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'WEBVTT\n\n' +
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'00:00:20.000 --> 00:00:40.000 size:56%\n' +
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'Test');
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});
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it('supports align setting', function() {
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verifyHelper(
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[
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{start: 20, end: 40, text: 'Test', align: 'middle'}
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],
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'WEBVTT\n\n' +
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'00:00:20.000 --> 00:00:40.000 align:middle\n' +
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'Test');
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});
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it('supports multiple settings', function() {
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verifyHelper(
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[
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{
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start: 20,
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end: 40,
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text: 'Test',
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align: 'middle',
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size: 56,
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vertical: 'lr'
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}
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],
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'WEBVTT\n\n' +
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'00:00:20.000 --> 00:00:40.000 align:middle size:56% vertical:lr\n' +
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'Test');
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});
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it('invalid settings', function() {
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_SETTINGS,
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'WEBVTT\n\n00:00.000 --> 00:00.010 vertical:es\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_SETTINGS,
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'WEBVTT\n\n00:00.000 --> 00:00.010 vertical:\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_SETTINGS,
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'WEBVTT\n\n00:00.000 --> 00:00.010 vertical\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_SETTINGS,
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'WEBVTT\n\n00:00.000 --> 00:00.010 line:-3%\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_SETTINGS,
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'WEBVTT\n\n00:00.000 --> 00:00.010 line:105%\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_SETTINGS,
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'WEBVTT\n\n00:00.000 --> 00:00.010 line:45%%\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_SETTINGS,
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'WEBVTT\n\n00:00.000 --> 00:00.010 align:10\nTest');
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errorHelper(shaka.util.Error.Code.INVALID_TEXT_SETTINGS,
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'WEBVTT\n\n00:00.000 --> 00:00.010 align:foo\nTest');
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});
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function verifyHelper(cues, string) {
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var data = shaka.util.Uint8ArrayUtils.fromString(string).buffer;
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var result = shaka.media.VttTextParser(data);
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expect(result).toBeTruthy();
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expect(result.length).toBe(cues.length);
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for (var i = 0; i < cues.length; i++) {
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expect(result[i].startTime).toBe(cues[i].start);
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expect(result[i].endTime).toBe(cues[i].end);
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expect(result[i].text).toBe(cues[i].text);
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if (cues[i].id)
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expect(result[i].id).toBe(cues[i].id);
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if (cues[i].vertical)
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expect(result[i].vertical).toBe(cues[i].vertical);
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if (cues[i].line)
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expect(result[i].line).toBe(cues[i].line);
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if (cues[i].align)
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expect(result[i].align).toBe(cues[i].align);
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if (cues[i].size)
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expect(result[i].size).toBe(cues[i].size);
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if (cues[i].position)
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expect(result[i].position).toBe(cues[i].position);
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}
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}
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function errorHelper(code, string) {
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var data = shaka.util.Uint8ArrayUtils.fromString(string).buffer;
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try {
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var result = shaka.media.VttTextParser(data);
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fail('Invalid WebVTT file supported');
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} catch (e) {
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expect(e instanceof shaka.util.Error).toBe(true);
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expect(e.category).toBe(shaka.util.Error.Category.TEXT);
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expect(e.code).toBe(code);
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}
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}
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});
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