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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/dom/window-extends-event-target.html
parentInitial commit. (diff)
downloadfirefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz
firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/dom/window-extends-event-target.html')
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diff --git a/testing/web-platform/tests/dom/window-extends-event-target.html b/testing/web-platform/tests/dom/window-extends-event-target.html
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+++ b/testing/web-platform/tests/dom/window-extends-event-target.html
@@ -0,0 +1,55 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Window extends EventTarget</title>
+<link rel="help" href="https://github.com/jsdom/jsdom/issues/2830">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<body>
+<script>
+"use strict";
+
+test(() => {
+
+ assert_equals(window.addEventListener, EventTarget.prototype.addEventListener);
+ assert_equals(window.removeEventListener, EventTarget.prototype.removeEventListener);
+ assert_equals(window.dispatchEvent, EventTarget.prototype.dispatchEvent);
+
+}, "EventTarget methods on Window instances are inherited from the EventTarget prototype");
+
+test(() => {
+
+ const kCustom = "custom-event";
+ const customEvent = new CustomEvent(kCustom, {
+ bubbles: true
+ });
+
+ let target;
+ window.addEventListener.call(document.body, kCustom, function () {
+ target = this;
+ });
+
+ document.body.dispatchEvent(customEvent);
+
+ assert_equals(target, document.body);
+
+}, "window.addEventListener respects custom `this`");
+
+test(() => {
+
+ const kCustom = "custom-event";
+ const customEvent = new CustomEvent(kCustom, {
+ bubbles: true
+ });
+
+ let target;
+ window.addEventListener.call(null, kCustom, function () {
+ target = this;
+ });
+
+ document.body.dispatchEvent(customEvent);
+
+ assert_equals(target, window);
+
+}, "window.addEventListener treats nullish `this` as `window`");
+</script>