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