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<!DOCTYPE html>
<meta charset="UTF-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
window.onload = function() {
done();
}
setup({ single_test: true });
var flag = false;
function unknown() {
document.write("<scr" + "ipt>assert_false(flag); flag = true; assert_equals(document.readyState, 'loading');</scr" + "ipt>");
}
function known() {
document.write("<scr" + "ipt>assert_true(flag); assert_equals(document.readyState, 'loading');</scr" + "ipt>");
}
</script>
<script onerror="unknown();" src="unknown://example/"></script>
<script onerror="known();" src="resources/must-not-exist.js"></script>
<script>
assert_equals(document.getElementsByTagName("script").length, 8);
</script>