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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/mozilla/tests/workers/worker_timer_nesting_level.html
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<title>Worker: Timer Nesting Level</title>
+<Script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script>
+'use strict'
+
+/**
+ * This test includes following four test stages.
+ * 1. CheckInitialValue: Checking the initial value of worker's current timer
+ * nesting level after the worker's top level script is loaded. The result
+ * is expected as 0.
+ * 2. TestSetInterval: Checking the worker's current timer nesting level with
+ * setInterval with following steps
+ * 1. call setInterval(callback, 0) to create a repeating timer.
+ * 2. checking the current timer nesting level in the callback. The value
+ * should increase every time executing the callback until it reaches the
+ * maximun nesting level(5).
+ * 3. Checking the worker's current timer nesting level with immediately
+ * resolved promise.
+ * 4. Checking the the time duration between two callback launching.
+ * 3. TestSetTimeout: Checking the worker's current timer nesting level with
+ * setTimeout. This stage has similar test steps with TestSetInterval.
+ * The difference is this stage using the recursive setTimeout to accumulate
+ * the timer nesting level.
+ * 4. CheckNoTimer: Checking the situation which the worker has no pending
+ * timer. The result is expected as 0.
+ */
+
+let testStages = ["CheckInitialValue",
+ "TestSetInterval",
+ "TestSetTimeout",
+ "CheckNoTimer"];
+
+promise_test(async function(t) {
+ let result = await new Promise( (resolve, reject) => {
+ let worker = new Worker("resources/worker.js");
+ worker.onmessage = (e) => {
+ if (e.data.status === "FAIL") {
+ resolve(e.data);
+ return;
+ }
+ if (testStages.length !== 0) {
+ worker.postMessage(testStages.shift());
+ } else {
+ resolve({status: "PASS", msg: "Timer nesting level for workers"});
+ }
+ };
+ });
+ assert_true(result.status === "PASS", result.msg);
+}, 'Worker timer nesting level');
+</script>