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<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<iframe id="i" src="/common/blank.html"></iframe>
<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(r => window.onload = () => t.step_timeout(r, 0));
i.contentWindow.navigation.onnavigatesuccess = t.unreached_func("navigatesuccess must not fire");
i.contentWindow.navigation.onnavigateerror = t.unreached_func("navigateerror must not fire");
assert_equals(i.contentWindow.navigation.transition, null);
i.contentWindow.navigation.reload();
assert_equals(i.contentWindow.navigation.transition, null);
await new Promise(r => i.onload = () => t.step_timeout(r, 0));
}, "cross-document reload() must leave transition null");
promise_test(async t => {
i.contentWindow.navigation.onnavigatesuccess = t.unreached_func("navigatesuccess must not fire");
i.contentWindow.navigation.onnavigateerror = t.unreached_func("navigateerror must not fire");
assert_equals(i.contentWindow.navigation.transition, null);
i.contentWindow.navigation.navigate("?1");
assert_equals(i.contentWindow.navigation.transition, null);
await new Promise(r => i.onload = () => t.step_timeout(r, 0));
}, "cross-document navigate() must leave transition null");
promise_test(async t => {
i.contentWindow.navigation.onnavigatesuccess = t.unreached_func("navigatesuccess must not fire");
i.contentWindow.navigation.onnavigateerror = t.unreached_func("navigateerror must not fire");
assert_equals(i.contentWindow.navigation.transition, null);
i.contentWindow.navigation.back();
assert_equals(i.contentWindow.navigation.transition, null);
await new Promise(r => i.onload = r);
}, "cross-document back() must leave transition null");
</script>
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