onerror-event.html

mozilla-central/testing/web-platform/tests/preload/onerror-event.html

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Test Info: Warnings

This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /preload/onerror-event.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<title>Makes sure that preloaded resources trigger the onerror event</title>

<meta name="timeout" content="long">

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

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

<script src="/preload/resources/preload_helper.js"></script>

<script>

    var scriptFailed = false;

    var styleFailed = false;

    var imageFailed = false;

    var fontFailed = false;

    var videoFailed = false;

    var audioFailed = false;

    var trackFailed = false;

    var gibberishFailed = false;

    var fetchFailed = false;

</script>

<link rel=preload href="http://invalid/dummy.js" as=script onerror="scriptFailed = true;">

<link rel=preload href="http://invalid/dummy.css" as=style onerror="styleFailed = true;">

<link rel=preload href="http://invalid/square.png" as=image onerror="imageFailed = true;">

<link rel=preload href="http://invalid/Ahem.ttf" as=font crossorigin onerror="fontFailed = true;">

<link rel=preload href="http://invalid/test.mp4" as=video onerror="videoFailed = true;">

<link rel=preload href="http://invalid/test.oga" as=audio onerror="audioFailed = true;">

<link rel=preload href="http://invalid/security/captions.vtt" as=track onerror="trackFailed = true;">

<link rel=preload href="http://invalid/dummy.xml?fetch" as=fetch onerror="fetchFailed = true;">

<link rel=preload href="http://invalid/dummy.xml?foo" as=foobarxmlthing onerror="assert_unreached('invalid as value should not fire error event')">

<link rel=preload href="http://invalid/dummy.xml?empty" onerror="assert_unreached('empty as value should not fire error event')">

<link rel=preload href="http://invalid/dummy.xml?media" as=style media=print onerror="assert_unreached('non-matching media should not fire error event')">

<link rel=preload href="http://invalid/dummy.xml?media" as=style type='text/html' onerror="assert_unreached('invalid mime type should not fire error event')">

<body>

<script>

    setup({single_test: true});

    var iterations = 0;

    function check_finished() {

        if (styleFailed && scriptFailed && imageFailed && fontFailed && videoFailed && audioFailed &&

            trackFailed && fetchFailed) {

            done();

        iterations++;

        if (iterations == 10) {

            // At least one is expected to fail, but this should give details to the exact failure(s).

            assert_true(styleFailed, "style triggered error event");

            assert_true(scriptFailed, "script triggered error event");

            assert_true(imageFailed, "image triggered error event");

            assert_true(fontFailed, "font triggered error event");

            assert_true(videoFailed, "video triggered error event");

            assert_true(audioFailed, "audio triggered error event");

            assert_true(trackFailed, "track triggered error event");

            assert_true(fetchFailed, "fetch as triggered error event");

            done();

        } else {

            step_timeout(check_finished, 500);

    window.addEventListener("load", function() {

        verifyPreloadAndRTSupport();

        step_timeout(check_finished, 500);

});

</script>

</body>

</html>