dispose-same-document-replace-with-intercept.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /navigation-api/per-entry-events/dispose-same-document-replace-with-intercept.html - WPT Dashboard Interop Dashboard

<!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 we're definitely testing intentional,

  // navigate()-caused replacement and not the replacement that happens

  // automatically before the load event completes.

  await new Promise(r => window.onload = () => t.step_timeout(r, 0));

  const currentBefore = navigation.currentEntry;

  let disposeCalled = false;

  navigation.currentEntry.ondispose = t.step_func(e => {

    disposeCalled = true;

    assert_equals(e.constructor, Event);

    assert_equals(e.bubbles, false);

    assert_equals(e.cancelable, false);

    assert_equals(e.composed, false);

    assert_not_equals(navigation.currentEntry, currentBefore);

    assert_array_equals(navigation.entries().slice(navigation.currentEntry.index), [navigation.currentEntry]);

    assert_equals((new URL(navigation.currentEntry.url)).search, "?replacement");

    assert_equals(navigation.transition.navigationType, "replace");

    assert_equals(navigation.transition.from, currentBefore);

    assert_equals(location.search, "?replacement");

});

  navigation.addEventListener("navigate", e => e.intercept());

  navigation.navigate("?replacement", { history: "replace" });

  assert_true(disposeCalled);

}, "dispose events when doing a same-document replace using navigation.navigate() and intercept()");

</script>