Bug 1676801 [wpt PR 26462] - Prototype of adding AbortController to a…

…ddEventListener, a=testonly Automatic update from web-platform-tests Prototype of adding AbortController to addEventListener I2P: https://groups.google.com/a/chromium.org/forum/#!topic/blink-dev/9396JedBBOM This feature adds a new AbortSignal option, named "signal", to the options parameter of addEventListener. This new option can be used to remove the event listener with an AbortController by calling abort(). More context: whatwg/dom#911 Bug: 1146467 Change-Id: I8ab1b93ec8be859c6876296fda4a9b808253c7d3 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2527343 Commit-Queue: Joey Arhar <jarhar@chromium.org> Reviewed-by: Mason Freed <masonfreed@chromium.org> Cr-Commit-Position: refs/heads/master@{#826659} -- wpt-commits: 612b2ed03c8e59bcdbde7dea44bc467ca0623b44 wpt-pr: 26462
mozilla · Nov 13, 2020 · 6d8fa0e · 6d8fa0e
1 parent a195d69
commit 6d8fa0e
Showing 1 changed file with 24 additions and 0 deletions.
diff --git a/testing/web-platform/tests/dom/abort/addEventListenerAbortController.tentative.html b/testing/web-platform/tests/dom/abort/addEventListenerAbortController.tentative.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<link rel="author" title="Joey Arhar" href="mailto:jarhar@chromium.org">
+
+<!-- This behavior has not been specified yet. See https://github.com/whatwg/dom/issues/911 -->
+
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<body>
+
+<script>
+test(t => {
+  const target = new EventTarget();
+  const controller = new AbortController();
+
+  target.addEventListener('testevent', t.step_func(() => {
+    assert_unreached('testevent should have been canceled by AbortController');
+  }), {signal: controller.signal});
+
+  controller.abort();
+  target.dispatchEvent(new Event('testevent'));
+}, 'Tests support for EventController to cancel event listeners in addEventListener.');
+</script>