test('Delayer - cancel should cancel all calls to trigger', function () {
let count = 0;
let factory = () => {
return Promise.resolve(++count);
};
let delayer = new async.Delayer(0);
let promises: Thenable<any>[] = [];
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then(null, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then(null, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then(null, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
delayer.cancel();
return Promise.all(promises).then(() => {
assert(!delayer.isTriggered());
});
});
test('Delayer - trigger, cancel, then trigger again', function () {
let count = 0;
let factory = () => {
return TPromise.as(++count);
};
let delayer = new Async.Delayer(0);
let promises: TPromise[] = [];
assert(!delayer.isTriggered());
const p = delayer.trigger(factory).then((result) => {
assert.equal(result, 1);
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then(null, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then(null, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
delayer.cancel();
const p = TPromise.join(promises).then(() => {
promises = [];
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then(() => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then(() => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
const p = TPromise.join(promises).then(() => {
assert(!delayer.isTriggered());
});
assert(delayer.isTriggered());
return p;
});
assert(delayer.isTriggered());
return p;
});
assert(delayer.isTriggered());
return p;
});
test('Delayer - trigger, cancel, then trigger again', function () {
let count = 0;
let factory = () => {
return Promise.resolve(++count);
};
let delayer = new async.Delayer(0);
let promises: Thenable<any>[] = [];
assert(!delayer.isTriggered());
const p = delayer.trigger(factory).then((result) => {
assert.equal(result, 1);
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then(void 0, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then(void 0, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
delayer.cancel();
const p = Promise.all(promises).then(() => {
promises = [];
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then(() => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then(() => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
const p = Promise.all(promises).then(() => {
assert(!delayer.isTriggered());
});
assert(delayer.isTriggered());
return p;
});
return p;
});
assert(delayer.isTriggered());
return p;
});
protected request(channelName: string, name: string, arg: any): Promise {
if (!this.disposeDelayer) {
return Promise.wrapError('disposed');
}
this.disposeDelayer.cancel();
const channel = this.channels[channelName] || (this.channels[channelName] = this.client.getChannel(channelName));
const request: Promise = channel.call(name, arg);
// Progress doesn't propagate across 'then', we need to create a promise wrapper
const result = new Promise((c, e, p) => {
request.then(c, e, p).done(() => {
if (!this.activeRequests) {
return;
}
this.activeRequests.splice(this.activeRequests.indexOf(result), 1);
if (this.activeRequests.length === 0) {
this.disposeDelayer.trigger(() => this.disposeClient());
}
});
}, () => request.cancel());
this.activeRequests.push(result);
return result;
}
request.then(c, e, p).done(() => {
if (!this.activeRequests) {
return;
}
this.activeRequests.splice(this.activeRequests.indexOf(result), 1);
this.disposeDelayer.trigger(() => this.disposeClient());
});
const p = delayer.trigger(factory).then((result) => {
assert.equal(result, 1);
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then(null, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then(null, () => { assert(true, 'yes, it was cancelled'); }));
assert(delayer.isTriggered());
delayer.cancel();
const p = Promise.all(promises).then(() => {
promises = [];
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then(() => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then(() => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
const p = Promise.all(promises).then(() => {
assert(!delayer.isTriggered());
});
assert(delayer.isTriggered());
return p;
});
return p;
});
this.child.on('exit', (code: any, signal: any) => {
process.removeListener('exit', onExit);
if (this.activeRequests) {
this.activeRequests.forEach(req => req.cancel());
this.activeRequests = [];
}
if (code && signal !== 'SIGTERM') {
console.warn('IPC "' + this.options.serverName + '" crashed with exit code ' + code);
this.disposeDelayer.cancel();
this.disposeClient();
}
});
test('Delayer - progress should work', function () {
let order = 0;
let factory = () => new TPromise((c, e, p) => {
TPromise.timeout(0).done(() => {
p(order++);
c(true);
});
});
let delayer = new Async.Delayer(0);
let promises: TPromise[] = [];
let progresses: any[][] = [[], [], []];
promises.push(delayer.trigger(factory).then(null, null, (p) => progresses[0].push(p)));
promises.push(delayer.trigger(factory).then(null, null, (p) => progresses[1].push(p)));
promises.push(delayer.trigger(factory).then(null, null, (p) => progresses[2].push(p)));
return TPromise.join(promises).then(() => {
assert.deepEqual(progresses[0], [0]);
assert.deepEqual(progresses[1], [0]);
assert.deepEqual(progresses[2], [0]);
});
});
test('Delayer', () => {
let count = 0;
let factory = () => {
return Promise.resolve(++count);
};
let delayer = new async.Delayer(0);
let promises: Thenable<any>[] = [];
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then((result) => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then((result) => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then((result) => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
return Promise.all(promises).then(() => {
assert(!delayer.isTriggered());
});
});
test('Delayer', function () {
let count = 0;
let factory = () => {
return TPromise.as(++count);
};
let delayer = new Async.Delayer(0);
let promises: TPromise[] = [];
assert(!delayer.isTriggered());
promises.push(delayer.trigger(factory).then((result) => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then((result) => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
promises.push(delayer.trigger(factory).then((result) => { assert.equal(result, 1); assert(!delayer.isTriggered()); }));
assert(delayer.isTriggered());
return TPromise.join(promises).then(() => {
assert(!delayer.isTriggered());
});
});
