shaka-player
Version:
DASH/EME video player library
341 lines (296 loc) • 11.2 kB
JavaScript
/**
* @license
* Copyright 2016 Google Inc.
*
* 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.
*/
describe('OfflineManifestParser', function() {
/** @const */
var originalIsStorageEngineSupported =
shaka.offline.OfflineUtils.isStorageEngineSupported;
/** @const */
var originalCreateStorageEngine =
shaka.offline.OfflineUtils.createStorageEngine;
/** @const */
var playerInterface =
/** @type {shakaExtern.ManifestParser.PlayerInterface} */ (null);
/**
* @type {{
* init: !jasmine.Spy,
* destroy: !jasmine.Spy,
* get: !jasmine.Spy,
* insert: !jasmine.Spy
* }}
*/
var fakeStorageEngine;
/** @type {!jasmine.Spy} */
var fakeCreateStorageEngine;
/** @type {shaka.offline.OfflineManifestParser} */
var parser;
afterAll(function() {
shaka.offline.OfflineUtils.isStorageEngineSupported =
originalIsStorageEngineSupported;
shaka.offline.OfflineUtils.createStorageEngine =
originalCreateStorageEngine;
});
beforeEach(function() {
shaka.offline.OfflineUtils.isStorageEngineSupported = function() {
return true;
};
fakeStorageEngine = jasmine.createSpyObj(
'DBEngine', ['init', 'destroy', 'get', 'insert']);
var commonResolve = Promise.resolve();
var getResolve = Promise.resolve({data: new ArrayBuffer(0)});
fakeStorageEngine.init.and.returnValue(commonResolve);
fakeStorageEngine.destroy.and.returnValue(commonResolve);
fakeStorageEngine.get.and.returnValue(getResolve);
fakeStorageEngine.insert.and.returnValue(commonResolve);
fakeCreateStorageEngine = jasmine.createSpy('createStorageEngine');
fakeCreateStorageEngine.and.returnValue(fakeStorageEngine);
shaka.offline.OfflineUtils.createStorageEngine =
shaka.test.Util.spyFunc(fakeCreateStorageEngine);
parser = new shaka.offline.OfflineManifestParser();
});
afterEach(function() {
parser.stop();
});
it('will query DBEngine for the manifest', function(done) {
var uri = 'offline:123';
fakeStorageEngine.get.and.returnValue(Promise.resolve({
key: 0,
originalManifestUri: '',
duration: 60,
size: 100,
periods: [],
sessionIds: [],
drmInfo: null,
appMetadata: null
}));
parser.start(uri, playerInterface)
.then(function(manifest) {
expect(manifest).toBeTruthy();
expect(fakeCreateStorageEngine).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.init).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.destroy).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.get).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.get).toHaveBeenCalledWith('manifest', 123);
})
.catch(fail)
.then(done);
});
it('will fail if manifest not found', function(done) {
var uri = 'offline:123';
fakeStorageEngine.get.and.returnValue(Promise.resolve(null));
parser.start(uri, playerInterface)
.then(fail)
.catch(function(err) {
shaka.test.Util.expectToEqualError(
err,
new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.STORAGE,
shaka.util.Error.Code.REQUESTED_ITEM_NOT_FOUND, 123));
expect(fakeCreateStorageEngine).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.init).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.destroy).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.get).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.get).toHaveBeenCalledWith('manifest', 123);
})
.then(done);
});
it('still calls destroy on error', function(done) {
var uri = 'offline:123';
fakeStorageEngine.get.and.returnValue(Promise.reject());
parser.start(uri, playerInterface)
.then(fail)
.catch(function(err) {
expect(fakeCreateStorageEngine).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.init).toHaveBeenCalledTimes(1);
expect(fakeStorageEngine.destroy).toHaveBeenCalledTimes(1);
})
.then(done);
});
it('will fail for invalid URI', function(done) {
var uri = 'offline:abc';
parser.start(uri, playerInterface)
.then(fail)
.catch(function(err) {
shaka.test.Util.expectToEqualError(
err,
new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.NETWORK,
shaka.util.Error.Code.MALFORMED_OFFLINE_URI, uri));
})
.then(done);
});
describe('update expiration', function() {
/** @type {string} */
var sessionId;
beforeEach(function(done) {
sessionId = 'abc';
var uri = 'offline:123';
fakeStorageEngine.get.and.returnValue(Promise.resolve({
key: 0,
originalManifestUri: '',
duration: 60,
size: 100,
expiration: Infinity,
periods: [],
sessionIds: [sessionId],
drmInfo: null,
appMetadata: null
}));
parser.start(uri, playerInterface)
.then(function(manifest) {
expect(manifest).toBeTruthy();
expect(fakeCreateStorageEngine).toHaveBeenCalledTimes(1);
fakeStorageEngine.destroy.calls.reset();
fakeStorageEngine.get.calls.reset();
fakeStorageEngine.init.calls.reset();
fakeStorageEngine.insert.calls.reset();
})
.catch(fail)
.then(done);
});
it('will ignore when data is deleted', function(done) {
fakeStorageEngine.get.and.returnValue(Promise.resolve(undefined));
parser.onExpirationUpdated(sessionId, 123);
shaka.test.Util.delay(0.1).then(function() {
expect(fakeStorageEngine.get).toHaveBeenCalled();
expect(fakeStorageEngine.destroy).toHaveBeenCalled();
expect(fakeStorageEngine.insert).not.toHaveBeenCalled();
}).catch(fail).then(done);
});
it('will ignore when updating unknown session', function(done) {
parser.onExpirationUpdated('other', 123);
shaka.test.Util.delay(0.1).then(function() {
expect(fakeStorageEngine.get).toHaveBeenCalled();
expect(fakeStorageEngine.destroy).toHaveBeenCalled();
expect(fakeStorageEngine.insert).not.toHaveBeenCalled();
}).catch(fail).then(done);
});
it('will update expiration', function(done) {
parser.onExpirationUpdated(sessionId, 123);
shaka.test.Util.delay(0.1).then(function() {
expect(fakeStorageEngine.get).toHaveBeenCalled();
expect(fakeStorageEngine.destroy).toHaveBeenCalled();
expect(fakeStorageEngine.insert).toHaveBeenCalled();
var stored = fakeStorageEngine.insert.calls.argsFor(0)[1];
expect(stored.key).toBe(0);
expect(stored.expiration).toBe(123);
}).catch(fail).then(done);
});
});
describe('reconstructing manifest', function() {
/** @const */
var originalReconstructPeriod =
shaka.offline.OfflineUtils.reconstructPeriod;
afterAll(function() {
shaka.offline.OfflineUtils.reconstructPeriod = originalReconstructPeriod;
});
it('converts non-Period members correctly', function(done) {
var uri = 'offline:123';
var data = {
key: 123,
originalManifestUri: 'https://example.com/manifest',
duration: 60,
size: 100,
periods: [],
sessionIds: ['abc', '123'],
drmInfo: null,
appMetadata: null
};
fakeStorageEngine.get.and.returnValue(Promise.resolve(data));
parser.start(uri, playerInterface)
.then(function(manifest) {
expect(manifest).toBeTruthy();
expect(manifest.minBufferTime).toEqual(jasmine.any(Number));
expect(manifest.offlineSessionIds).toEqual(data.sessionIds);
expect(manifest.periods).toEqual([]);
var timeline = manifest.presentationTimeline;
expect(timeline).toBeTruthy();
expect(timeline.isLive()).toBe(false);
expect(timeline.getPresentationStartTime()).toBe(null);
expect(timeline.getDuration()).toBe(data.duration);
})
.catch(fail)
.then(done);
});
it('will accept DrmInfo', function(done) {
var uri = 'offline:123';
var drmInfo = {
keySystem: 'com.example.drm',
licenseServerUri: 'https://example.com/drm',
distinctiveIdentifierRequired: false,
persistentStateRequired: true,
audioRobustness: 'weak',
videoRobustness: 'awesome',
serverCertificate: null,
initData: [{initData: new Uint8Array([1]), initDataType: 'foo'}],
keyIds: ['key1', 'key2']
};
var period = {};
var data = {
key: 123,
originalManifestUri: 'https://example.com/manifest',
duration: 60,
size: 100,
periods: [period],
sessionIds: ['abc', '123'],
drmInfo: drmInfo,
appMetadata: null
};
fakeStorageEngine.get.and.returnValue(Promise.resolve(data));
var spy = jasmine.createSpy('reconstructPeriod');
shaka.offline.OfflineUtils.reconstructPeriod =
shaka.test.Util.spyFunc(spy);
parser.start(uri, playerInterface)
.then(function(manifest) {
expect(manifest).toBeTruthy();
expect(spy).toHaveBeenCalled();
expect(spy.calls.argsFor(0)[1]).toEqual([drmInfo]);
})
.catch(fail)
.then(done);
});
it('will call reconstructPeriod for each Period', function(done) {
var uri = 'offline:123';
var data = {
key: 123,
originalManifestUri: 'https://example.com/manifest',
duration: 60,
size: 100,
periods: [{id: 1}, {id: 2}, {id: 3}],
sessionIds: ['abc', '123'],
drmInfo: null,
appMetadata: null
};
fakeStorageEngine.get.and.returnValue(Promise.resolve(data));
var spy = jasmine.createSpy('reconstructPeriod');
shaka.offline.OfflineUtils.reconstructPeriod =
shaka.test.Util.spyFunc(spy);
parser.start(uri, playerInterface)
.then(function(manifest) {
expect(manifest).toBeTruthy();
expect(spy).toHaveBeenCalledTimes(3);
for (var i = 0; i < data.periods.length; i++) {
expect(spy.calls.argsFor(i)[0]).toBe(data.periods[i]);
expect(spy.calls.argsFor(i)[1]).toEqual([]); // drmInfos
}
})
.catch(fail)
.then(done);
});
});
});