GoScrobble/web/node_modules/@surma/rollup-plugin-off-main-thread/tests/module-worker.test.js

48 lines
1.4 KiB
JavaScript

/**
* Copyright 2018 Google Inc. All Rights Reserved.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
describe("Module Worker", function() {
const blob = new Blob([""], { type: "text/javascript" });
const url = URL.createObjectURL(blob);
let supportsModuleWorker = false;
const options = {
get type() {
supportsModuleWorker = true;
}
};
new Worker(url, options).terminate();
URL.revokeObjectURL(url);
beforeEach(function() {
if (!supportsModuleWorker) {
return this.skip();
}
this.ifr = document.createElement("iframe");
document.body.append(this.ifr);
});
afterEach(function() {
this.ifr.remove();
});
it("work", function(done) {
window.addEventListener("message", function l(ev) {
if (ev.data === "a") {
window.removeEventListener("message", l);
done();
}
});
this.ifr.src = "/base/tests/fixtures/module-worker/build/runner.html";
});
});