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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /import-maps/acquiring/modulepreload.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
const t = async_test(
'After <link rel=modulepreload> import maps should fire error events');
const log = [];
</script>
<link rel="modulepreload" href="../resources/empty.js?pipe=trickle(d1)"></link>
<script type="importmap" onerror="t.done()">
{
"imports": {
"../resources/log.js?pipe=sub&name=A": "../resources/log.js?pipe=sub&name=B"
}
}
</script>
<script>
promise_test(() => {
return import("../resources/log.js?pipe=sub&name=A")
.then(() => assert_array_equals(log, ["log:A"]))
},
'After <link rel=modulepreload> import maps are not effective');
</script>