зеркало из https://github.com/mozilla/gecko-dev.git
101 строка
3.9 KiB
HTML
101 строка
3.9 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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Test that an unresolved respondWith promise will reset the channel when
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the service worker is terminated due to idling, and that appropriate error
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messages are logged for both the termination of the serice worker and the
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resetting of the channel.
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-->
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<head>
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<title>Test for Bug 1188545</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<script src="/tests/SimpleTest/AddTask.js"></script>
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<script src="error_reporting_helpers.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<meta http-equiv="Content-type" content="text/html;charset=UTF-8">
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</head>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1188545">Mozilla Bug 118845</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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</pre>
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<script src="utils.js"></script>
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<script class="testbody" type="text/javascript">
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// (This doesn't really need to be its own task, but it allows the actual test
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// case to be self-contained.)
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add_task(function setupPrefs() {
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return SpecialPowers.pushPrefEnv({"set": [
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["dom.serviceWorkers.enabled", true],
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["dom.serviceWorkers.testing.enabled", true],
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]});
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});
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add_task(async function grace_timeout_termination_with_interrupted_intercept() {
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// Setup timeouts so that the service worker will go into grace timeout after
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// a zero-length idle timeout.
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await SpecialPowers.pushPrefEnv({"set": [
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["dom.serviceWorkers.idle_timeout", 0],
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["dom.serviceWorkers.idle_extended_timeout", 299999]]});
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let registration = await navigator.serviceWorker.register(
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"unresolved_fetch_worker.js", { scope: "./"} );
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let worker = registration.installing || registration.active;
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await waitForState(worker, 'activated');
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worker.postMessage('claim');
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await waitForControlled(window);
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ok(navigator.serviceWorker.controller, "Controlled"); // double check!
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// We want to make sure the SW is active and processing the fetch before we
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// try and kill it. It sends us a message when it has done so.
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let waitForFetchActive = new Promise((resolve) => {
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navigator.serviceWorker.onmessage = resolve;
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});
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// Issue a fetch which the SW will respondWith() a never resolved promise.
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// The fetch, however, will terminate when the SW is killed, so check that.
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let hangingFetch = fetch("does_not_exist.html")
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.then(() => { ok(false, "should have rejected "); },
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() => { ok(true, "hung fetch terminates when worker dies"); });
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await waitForFetchActive;
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let expectedMessage = expect_console_message(
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// Termination error
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"ServiceWorkerGraceTimeoutTermination",
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[make_absolute_url("./")],
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// The interception failure error generated by the RespondWithHandler
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// destructor when it notices it didn't get a response before being
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// destroyed. It logs via the intercepted channel nsIConsoleReportCollector
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// that is eventually flushed to our document and its console.
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"InterceptionFailedWithURL",
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[make_absolute_url("does_not_exist.html")]
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);
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// Zero out the grace timeout too so the worker will get terminated after two
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// zero-length timer firings. Note that we need to do something to get the
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// SW to renew its keepalive for this to actually cause the timers to be
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// rescheduled...
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await SpecialPowers.pushPrefEnv({"set": [
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["dom.serviceWorkers.idle_extended_timeout", 0]]});
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// ...which we do by postMessaging it.
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navigator.serviceWorker.controller.postMessage("doomity doom doom");
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// Now wait for signs that the worker was terminated by the fetch failing.
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await hangingFetch;
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// The worker should now be dead and the error logged, wait/assert.
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await wait_for_expected_message(expectedMessage);
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// roll back all of our test case specific preferences and otherwise cleanup
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await SpecialPowers.popPrefEnv();
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await SpecialPowers.popPrefEnv();
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await registration.unregister();
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});
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</script>
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</body>
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</html>
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