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<!DOCTYPE html>
<meta charset=utf-8>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
async_test(t => {
function workerCode() {
close();
var blob = new Blob([123]);
var fr = new FileReader();
fr.readAsText(blob);
fr.abort()
fr.readAsArrayBuffer(blob);
postMessage(true);
}
var workerBlob = new Blob([workerCode.toString() + ";workerCode();"], {type:"application/javascript"});
var w = new Worker(URL.createObjectURL(workerBlob));
w.onmessage = function(e) {
assert_true(e.data, "FileReader created during worker shutdown.");
t.done();
}
}, 'FileReader created after a worker self.close()');
</script>
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