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<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
async_test(t => {
window.onload = t.step_func(() => {
let start_url = location.href;
let abort_signal;
let onabort_called = false;
let navigateErrorException;
navigation.onnavigateerror = t.step_func(e => {
assert_equals(e.constructor, ErrorEvent);
navigateErrorException = e.error;
assert_equals(e.filename, start_url);
assert_greater_than(e.lineno, 0);
assert_greater_than(e.colno, 0);
});
navigation.onnavigatesuccess = t.unreached_func("onnavigatesuccess");
navigation.onnavigate = t.step_func(e => {
abort_signal = e.signal;
abort_signal.onabort = () => onabort_called = true;
e.intercept({ handler: () => new Promise(resolve => t.step_timeout(resolve, 0)) });
});
let result = navigation.navigate("?1");
window.stop();
assert_true(abort_signal.aborted);
assert_true(onabort_called);
result.committed.then(() => {
return promise_rejects_dom(t, 'AbortError', result.finished);
}).then(() => {
return result.finished.catch(e => assert_equals(e, navigateErrorException));
}).then(() => {
// Complete the test asynchronously to ensure that onnavigatesuccess
// didn't fire on a microtask.
t.step_timeout(t.step_func_done(() => {}), 5);
});
});
}, "window.stop() cancels the navigate event's intercept() and signals event.signal");
</script>
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