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26 lines
1 KiB
HTML
26 lines
1 KiB
HTML
<!DOCTYPE html>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script>
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// Dispatch of these events is tested elsewhere.
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// This test merely ensures that the event handler content attributes work.
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let eventNames = ["load", "message", "messageerror"];
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test(() => {
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try {
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let portal = document.createElement("portal");
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for (let eventName of eventNames) {
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window.testValue = "not fired";
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portal.setAttribute("on" + eventName, "window.testValue = 'fired'");
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portal.dispatchEvent(new Event(eventName));
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assert_equals(window.testValue, "fired", `${eventName} should have fired`);
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window.testValue = "not fired";
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portal.removeAttribute("on" + eventName);
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portal.dispatchEvent(new Event(eventName));
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assert_equals(window.testValue, "not fired", `${eventName} should not have fired`);
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}
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} finally {
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delete window.testValue;
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}
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}, "Tests that event handler content attributes for supported event names work.");
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</script>
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