本文整理汇总了TypeScript中@angular/service-worker/src/update.SwUpdate类的典型用法代码示例。如果您正苦于以下问题：TypeScript SwUpdate类的具体用法？TypeScript SwUpdate怎么用？TypeScript SwUpdate使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了SwUpdate类的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: async_it
async_it('detects an actual update', async() => {
const update = new SwUpdate(comm);
scope.updateServerState(serverUpdate);
const gotUpdateNotice =
(async() => { const notice = await obsToSinglePromise(update.available); })();
await update.checkForUpdate();
await gotUpdateNotice;
});示例2: describe
describe('SwUpdate', () => {
let update: SwUpdate;
beforeEach(() => {
update = new SwUpdate(comm);
mock.setupSw();
});
it('processes update availability notifications when sent', done => {
update.available.subscribe(event => {
expect(event.current).toEqual({hash: 'A'});
expect(event.available).toEqual({hash: 'B'});
expect(event.type).toEqual('UPDATE_AVAILABLE');
done();
});
mock.sendMessage({
type: 'UPDATE_AVAILABLE',
current: {
hash: 'A',
},
available: {
hash: 'B',
},
});
});
it('processes update activation notifications when sent', done => {
update.activated.subscribe(event => {
expect(event.previous).toEqual({hash: 'A'});
expect(event.current).toEqual({hash: 'B'});
expect(event.type).toEqual('UPDATE_ACTIVATED');
done();
});
mock.sendMessage({
type: 'UPDATE_ACTIVATED',
previous: {
hash: 'A',
},
current: {
hash: 'B',
},
});
});
it('activates updates when requested', done => {
mock.messages.subscribe((msg: {action: string, statusNonce: number}) => {
expect(msg.action).toEqual('ACTIVATE_UPDATE');
mock.sendMessage({
type: 'STATUS',
nonce: msg.statusNonce,
status: true,
});
});
return update.activateUpdate().then(() => done()).catch(err => done.fail(err));
});
it('reports activation failure when requested', done => {
mock.messages.subscribe((msg: {action: string, statusNonce: number}) => {
expect(msg.action).toEqual('ACTIVATE_UPDATE');
mock.sendMessage({
type: 'STATUS',
nonce: msg.statusNonce,
status: false,
error: 'Failed to activate',
});
});
return update.activateUpdate()
.catch(err => { expect(err.message).toEqual('Failed to activate'); })
.then(() => done())
.catch(err => done.fail(err));
});
it('is injectable', () => {
TestBed.configureTestingModule({
providers: [
SwUpdate,
{provide: NgswCommChannel, useValue: comm},
]
});
expect(() => TestBed.get(SwUpdate)).not.toThrow();
});
describe('with no SW', () => {
beforeEach(() => { comm = new NgswCommChannel(undefined); });
it('can be instantiated', () => { update = new SwUpdate(comm); });
it('does not crash on subscription to observables', () => {
update = new SwUpdate(comm);
update.available.toPromise().catch(err => fail(err));
update.activated.toPromise().catch(err => fail(err));
});
it('gives an error when checking for updates', done => {
update = new SwUpdate(comm);
update.checkForUpdate().catch(err => { done(); });
});
it('gives an error when activating updates', done => {
update = new SwUpdate(comm);
update.activateUpdate().catch(err => { done(); });
});
});
});示例3: it
it('activates updates when requested', done => {
mock.messages.subscribe((msg: {action: string, statusNonce: number}) => {
expect(msg.action).toEqual('ACTIVATE_UPDATE');
mock.sendMessage({
type: 'STATUS',
nonce: msg.statusNonce,
status: true,
});
});
return update.activateUpdate().then(() => done()).catch(err => done.fail(err));
});