work.suroh.tk/node_modules/rxjs/_esm5/testing/TestScheduler.js

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2019-12-02 12:22:45 +00:00
/** PURE_IMPORTS_START .._Observable,.._Notification,._ColdObservable,._HotObservable,._SubscriptionLog,.._scheduler_VirtualTimeScheduler PURE_IMPORTS_END */
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b)
if (b.hasOwnProperty(p))
d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
import { Observable } from '../Observable';
import { Notification } from '../Notification';
import { ColdObservable } from './ColdObservable';
import { HotObservable } from './HotObservable';
import { SubscriptionLog } from './SubscriptionLog';
import { VirtualTimeScheduler, VirtualAction } from '../scheduler/VirtualTimeScheduler';
var defaultMaxFrame = 750;
export var TestScheduler = /*@__PURE__*/ (/*@__PURE__*/ function (_super) {
__extends(TestScheduler, _super);
function TestScheduler(assertDeepEqual) {
_super.call(this, VirtualAction, defaultMaxFrame);
this.assertDeepEqual = assertDeepEqual;
this.hotObservables = [];
this.coldObservables = [];
this.flushTests = [];
}
TestScheduler.prototype.createTime = function (marbles) {
var indexOf = marbles.indexOf('|');
if (indexOf === -1) {
throw new Error('marble diagram for time should have a completion marker "|"');
}
return indexOf * TestScheduler.frameTimeFactor;
};
TestScheduler.prototype.createColdObservable = function (marbles, values, error) {
if (marbles.indexOf('^') !== -1) {
throw new Error('cold observable cannot have subscription offset "^"');
}
if (marbles.indexOf('!') !== -1) {
throw new Error('cold observable cannot have unsubscription marker "!"');
}
var messages = TestScheduler.parseMarbles(marbles, values, error);
var cold = new ColdObservable(messages, this);
this.coldObservables.push(cold);
return cold;
};
TestScheduler.prototype.createHotObservable = function (marbles, values, error) {
if (marbles.indexOf('!') !== -1) {
throw new Error('hot observable cannot have unsubscription marker "!"');
}
var messages = TestScheduler.parseMarbles(marbles, values, error);
var subject = new HotObservable(messages, this);
this.hotObservables.push(subject);
return subject;
};
TestScheduler.prototype.materializeInnerObservable = function (observable, outerFrame) {
var _this = this;
var messages = [];
observable.subscribe(function (value) {
messages.push({ frame: _this.frame - outerFrame, notification: Notification.createNext(value) });
}, function (err) {
messages.push({ frame: _this.frame - outerFrame, notification: Notification.createError(err) });
}, function () {
messages.push({ frame: _this.frame - outerFrame, notification: Notification.createComplete() });
});
return messages;
};
TestScheduler.prototype.expectObservable = function (observable, unsubscriptionMarbles) {
var _this = this;
if (unsubscriptionMarbles === void 0) {
unsubscriptionMarbles = null;
}
var actual = [];
var flushTest = { actual: actual, ready: false };
var unsubscriptionFrame = TestScheduler
.parseMarblesAsSubscriptions(unsubscriptionMarbles).unsubscribedFrame;
var subscription;
this.schedule(function () {
subscription = observable.subscribe(function (x) {
var value = x;
// Support Observable-of-Observables
if (x instanceof Observable) {
value = _this.materializeInnerObservable(value, _this.frame);
}
actual.push({ frame: _this.frame, notification: Notification.createNext(value) });
}, function (err) {
actual.push({ frame: _this.frame, notification: Notification.createError(err) });
}, function () {
actual.push({ frame: _this.frame, notification: Notification.createComplete() });
});
}, 0);
if (unsubscriptionFrame !== Number.POSITIVE_INFINITY) {
this.schedule(function () { return subscription.unsubscribe(); }, unsubscriptionFrame);
}
this.flushTests.push(flushTest);
return {
toBe: function (marbles, values, errorValue) {
flushTest.ready = true;
flushTest.expected = TestScheduler.parseMarbles(marbles, values, errorValue, true);
}
};
};
TestScheduler.prototype.expectSubscriptions = function (actualSubscriptionLogs) {
var flushTest = { actual: actualSubscriptionLogs, ready: false };
this.flushTests.push(flushTest);
return {
toBe: function (marbles) {
var marblesArray = (typeof marbles === 'string') ? [marbles] : marbles;
flushTest.ready = true;
flushTest.expected = marblesArray.map(function (marbles) {
return TestScheduler.parseMarblesAsSubscriptions(marbles);
});
}
};
};
TestScheduler.prototype.flush = function () {
var hotObservables = this.hotObservables;
while (hotObservables.length > 0) {
hotObservables.shift().setup();
}
_super.prototype.flush.call(this);
var readyFlushTests = this.flushTests.filter(function (test) { return test.ready; });
while (readyFlushTests.length > 0) {
var test = readyFlushTests.shift();
this.assertDeepEqual(test.actual, test.expected);
}
};
TestScheduler.parseMarblesAsSubscriptions = function (marbles) {
if (typeof marbles !== 'string') {
return new SubscriptionLog(Number.POSITIVE_INFINITY);
}
var len = marbles.length;
var groupStart = -1;
var subscriptionFrame = Number.POSITIVE_INFINITY;
var unsubscriptionFrame = Number.POSITIVE_INFINITY;
for (var i = 0; i < len; i++) {
var frame = i * this.frameTimeFactor;
var c = marbles[i];
switch (c) {
case '-':
case ' ':
break;
case '(':
groupStart = frame;
break;
case ')':
groupStart = -1;
break;
case '^':
if (subscriptionFrame !== Number.POSITIVE_INFINITY) {
throw new Error('found a second subscription point \'^\' in a ' +
'subscription marble diagram. There can only be one.');
}
subscriptionFrame = groupStart > -1 ? groupStart : frame;
break;
case '!':
if (unsubscriptionFrame !== Number.POSITIVE_INFINITY) {
throw new Error('found a second subscription point \'^\' in a ' +
'subscription marble diagram. There can only be one.');
}
unsubscriptionFrame = groupStart > -1 ? groupStart : frame;
break;
default:
throw new Error('there can only be \'^\' and \'!\' markers in a ' +
'subscription marble diagram. Found instead \'' + c + '\'.');
}
}
if (unsubscriptionFrame < 0) {
return new SubscriptionLog(subscriptionFrame);
}
else {
return new SubscriptionLog(subscriptionFrame, unsubscriptionFrame);
}
};
TestScheduler.parseMarbles = function (marbles, values, errorValue, materializeInnerObservables) {
if (materializeInnerObservables === void 0) {
materializeInnerObservables = false;
}
if (marbles.indexOf('!') !== -1) {
throw new Error('conventional marble diagrams cannot have the ' +
'unsubscription marker "!"');
}
var len = marbles.length;
var testMessages = [];
var subIndex = marbles.indexOf('^');
var frameOffset = subIndex === -1 ? 0 : (subIndex * -this.frameTimeFactor);
var getValue = typeof values !== 'object' ?
function (x) { return x; } :
function (x) {
// Support Observable-of-Observables
if (materializeInnerObservables && values[x] instanceof ColdObservable) {
return values[x].messages;
}
return values[x];
};
var groupStart = -1;
for (var i = 0; i < len; i++) {
var frame = i * this.frameTimeFactor + frameOffset;
var notification = void 0;
var c = marbles[i];
switch (c) {
case '-':
case ' ':
break;
case '(':
groupStart = frame;
break;
case ')':
groupStart = -1;
break;
case '|':
notification = Notification.createComplete();
break;
case '^':
break;
case '#':
notification = Notification.createError(errorValue || 'error');
break;
default:
notification = Notification.createNext(getValue(c));
break;
}
if (notification) {
testMessages.push({ frame: groupStart > -1 ? groupStart : frame, notification: notification });
}
}
return testMessages;
};
return TestScheduler;
}(VirtualTimeScheduler));
//# sourceMappingURL=TestScheduler.js.map