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<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<meta name="variant" content="?no-currententrychange">
<meta name="variant" content="?currententrychange">
<script type="module">
import { Recorder, hasVariant } from "./resources/helpers.mjs";
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));
const from = navigation.currentEntry;
let firstNavigate = true;
const recorder = new Recorder({
skipCurrentChange: !hasVariant("currententrychange"),
finalExpectedEvent: "transition.finished fulfilled"
});
recorder.setUpNavigationAPIListeners();
navigation.addEventListener("navigate", e => {
e.intercept({ handler() {
recorder.record("handler run");
return new Promise(r => t.step_timeout(r, 2));
}});
if (firstNavigate) {
firstNavigate = false;
const result2 = navigation.navigate("#2");
recorder.setUpResultListeners(result2, " 2");
}
});
const result1 = navigation.navigate("#1");
recorder.setUpResultListeners(result1, " 1");
Promise.resolve().then(() => recorder.record("promise microtask"));
await recorder.readyToAssert;
recorder.assert([
/* event name, location.hash value, navigation.transition properties */
["navigate", "", null],
["AbortSignal abort", "", null],
["navigateerror", "", null],
["navigate", "", null],
["currententrychange", "#2", { from, navigationType: "push" }],
["handler run", "#2", { from, navigationType: "push" }],
["committed fulfilled 2", "#2", { from, navigationType: "push" }],
["transition.committed fulfilled 2", "#2", { from, navigationType: "push" }],
["committed rejected 1", "#2", { from, navigationType: "push" }],
["finished rejected 1", "#2", { from, navigationType: "push" }],
// Because of the reentrant nature of this test,
// "transition.committed fulfilled 1" and "transition.committed fulfilled 2"
// are for the same transition.committed promise: the one for the second
// navigation that interrupted the first. The first navigation never
// was aborted during navigate event dispatch, so there was never a
// transition.committed for it. But by the time
// recorder.setUpResultListeners(result1, " 1") runs, the second
// navigation's transition.committed had been installed, so we attached a
// listener to log it with the "1" label (in addition to the previous
// listener to log it with the "2" label).
["transition.committed fulfilled 1", "#2", { from, navigationType: "push" }],
["promise microtask", "#2", { from, navigationType: "push" }],
["navigatesuccess", "#2", { from, navigationType: "push" }],
["finished fulfilled 2", "#2", null],
["transition.finished fulfilled", "#2", null]
]);
recorder.assertErrorsAreAbortErrors();
}, "event and promise ordering for same-document navigation.navigate() inside the navigate handler");
</script>
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