a-download-click-404.html

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This WPT test may be referenced by the following Test IDs:
- /html/semantics/text-level-semantics/the-a-element/a-download-click-404.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>Clicking on an &lt;a> element with a download attribute and href that leads to 404 should not navigate</title>

<link rel="help" href="https://html.spec.whatwg.org/multipage/#the-a-element:activation-behaviour">

<link rel="help" href="https://html.spec.whatwg.org/multipage/links.html#attr-hyperlink-download">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<body>

<script>

"use strict";

async_test(t => {

    const errorFrame = document.createElement("iframe");

    errorFrame.addEventListener("load", t.step_func(function () {

        errorFrame.contentWindow.addEventListener(

            "beforeunload", t.unreached_func("Navigated instead of downloading"));

        errorFrame.contentDocument.querySelector("#error-url").click();

        t.step_timeout(() => t.done(), 1000);

    }));

    errorFrame.src = "resources/a-download-404.html";

    document.body.appendChild(errorFrame);

}, "Do not navigate to 404 for anchor with download");

</script>

</body>