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<!DOCTYPE html>
<meta charset=utf-8>
<title>Makes sure that Link headers preload resources</title>
<!--
This and the line below ensure that the trailing crossorigin in the link
header is honored, otherwise we'd load this resource twice and the test would
fail.
-->
<link rel="preload" as="style" crossorigin href="resources/dummy.css?link-header-crossorigin-preload2">
<link rel="preload" as="font" crossorigin="anonymous" href="resources/font.ttf?link-header-crossorigin-preload2">
<link rel="stylesheet" crossorigin href="resources/dummy.css?link-header-crossorigin-preload2">
<script src="resources/dummy.js?link-header-preload2"></script>
<style>
@font-face {
font-family: myFont;
src: url(resources/font.ttf?link-header-crossorigin-preload2);
}
.custom-font { font-family: myFont, sans-serif; }
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/preload/resources/preload_helper.js"></script>
<body>
<script>
setup({single_test: true});
var iterations = 0;
function check_finished() {
if (numberOfResourceTimingEntries("resources/square.png?link-header-preload") == 1 &&
numberOfResourceTimingEntries("resources/dummy.js?link-header-preload1") == 1 &&
numberOfResourceTimingEntries("resources/dummy.js?link-header-preload2") == 1 &&
numberOfResourceTimingEntries("resources/dummy.css?link-header-preload") == 1 &&
numberOfResourceTimingEntries("resources/dummy.css?link-header-crossorigin-preload1") == 1 &&
numberOfResourceTimingEntries("resources/dummy.css?link-header-crossorigin-preload1") == 1 &&
numberOfResourceTimingEntries("resources/font.ttf?link-header-crossorigin-preload1") == 1 &&
numberOfResourceTimingEntries("resources/font.ttf?link-header-crossorigin-preload2") == 1) {
done();
}
iterations++;
if (iterations == 10) {
// At least one is expected to fail, but this should give details to the exact failure(s).
verifyNumberOfResourceTimingEntries("resources/square.png?link-header-preload", 1);
verifyNumberOfResourceTimingEntries("resources/dummy.js?link-header-preload1", 1);
verifyNumberOfResourceTimingEntries("resources/dummy.js?link-header-preload2", 1);
verifyNumberOfResourceTimingEntries("resources/dummy.css?link-header-preload", 1);
verifyNumberOfResourceTimingEntries("resources/dummy.css?link-header-crossorigin-preload1", 1);
verifyNumberOfResourceTimingEntries("resources/dummy.css?link-header-crossorigin-preload2", 1);
verifyNumberOfResourceTimingEntries("resources/font.ttf?link-header-crossorigin-preload1", 1);
verifyNumberOfResourceTimingEntries("resources/font.ttf?link-header-crossorigin-preload2", 1);
done();
} else {
step_timeout(check_finished, 500);
}
}
window.addEventListener("load", function() {
verifyPreloadAndRTSupport();
step_timeout(check_finished, 500);
});
</script>
<span class="custom-font">PASS - this text is here just so that the browser will download the font.</span>
</body>
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