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af1546391c
Replaces the file-backed provider by an in-memory one because proper file locking is a hard problem that detracts from the proof of concept. Teach the WPT runner how to extract tests from .html files because all the relevant tests in test_util/wpt/webmessaging/broadcastchannel are inside basics.html and interface.html.
27 lines
832 B
TypeScript
27 lines
832 B
TypeScript
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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import { assertEquals } from "../../../test_util/std/testing/asserts.ts";
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import { deferred } from "../../../test_util/std/async/deferred.ts";
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Deno.test("broadcastchannel worker", async () => {
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const intercom = new BroadcastChannel("intercom");
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let count = 0;
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const url = new URL("../workers/broadcast_channel.ts", import.meta.url);
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const worker = new Worker(url.href, { type: "module", name: "worker" });
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worker.onmessage = () => intercom.postMessage(++count);
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const promise = deferred();
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intercom.onmessage = function (e) {
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assertEquals(count, e.data);
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if (count < 42) {
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intercom.postMessage(++count);
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} else {
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worker.terminate();
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intercom.close();
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promise.resolve();
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}
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};
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await promise;
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});
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