31 lines
932 B
TypeScript
31 lines
932 B
TypeScript
import {
|
|
PostMessageBusSource,
|
|
PostMessageBusSink,
|
|
PostMessageBus
|
|
} from 'angular2/src/web-workers/shared/post_message_bus';
|
|
import {MessageBusInterface} from 'angular2/src/web-workers/shared/message_bus';
|
|
|
|
/*
|
|
* Returns a PostMessageBus thats sink is connected to its own source.
|
|
* Useful for testing the sink and source.
|
|
*/
|
|
export function createConnectedMessageBus(): MessageBusInterface {
|
|
var mockPostMessage = new MockPostMessage();
|
|
var source = new PostMessageBusSource(<any>mockPostMessage);
|
|
var sink = new PostMessageBusSink(mockPostMessage);
|
|
|
|
return new PostMessageBus(sink, source);
|
|
}
|
|
|
|
class MockPostMessage {
|
|
private _listener: EventListener;
|
|
|
|
addEventListener(type: string, listener: EventListener, useCapture?: boolean): void {
|
|
if (type === "message") {
|
|
this._listener = listener;
|
|
}
|
|
}
|
|
|
|
postMessage(data: any, transfer?:[ArrayBuffer]): void { this._listener(<any>{data: data}); }
|
|
}
|