mirror of
https://github.com/servo/servo.git
synced 2025-10-17 00:39:15 +01:00
31 lines
1.4 KiB
HTML
31 lines
1.4 KiB
HTML
<!doctype html>
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script>
|
|
promise_test(async t => {
|
|
// Wait for after the load event so that the navigation doesn't get converted
|
|
// into a replace navigation.
|
|
await new Promise(resolve => window.onload = () => t.step_timeout(resolve, 0));
|
|
await navigation.navigate("#foo").finished;
|
|
assert_equals(navigation.entries().length, 2);
|
|
await navigation.back().finished;
|
|
assert_equals(navigation.currentEntry.index, 0);
|
|
|
|
// Traverse forward then immediately do a same-document push. This will
|
|
// truncate the back forward list, and by the time the traverse commits, the
|
|
// destination key will no longer be present in navigation.entries(). The
|
|
// traverse should abort.
|
|
let forward_value = navigation.forward();
|
|
await navigation.navigate("#clobber").finished;
|
|
assert_equals(navigation.currentEntry.index, 1);
|
|
await promise_rejects_dom(t, "AbortError", forward_value.committed);
|
|
await promise_rejects_dom(t, "AbortError", forward_value.finished);
|
|
|
|
// This leaves navigation.entries() in a consistent state where traversing
|
|
// back and forward still works.
|
|
await navigation.back().finished;
|
|
assert_equals(navigation.currentEntry.index, 0);
|
|
await navigation.forward().finished;
|
|
assert_equals(navigation.currentEntry.index, 1);
|
|
}, "If forward pruning clobbers the target of a traverse, abort");
|
|
</script>
|