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chromium/third_party/blink/web_tests/external/wpt/navigation-api/currententrychange-event/history-replaceState.html 

<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(t => {
  let start_index = navigation.currentEntry.index;

  let oncurrententrychange_called = false;
  let original_currentEntry = navigation.currentEntry;
  navigation.oncurrententrychange = t.step_func(e => {
    oncurrententrychange_called = true;
    assert_equals(e.from, original_currentEntry);
    assert_equals(e.from.index, -1);
    assert_equals(e.navigationType, "replace");
    assert_equals(navigation.currentEntry.index, start_index);
  });
  history.replaceState(1, "", "#1");
  assert_true(oncurrententrychange_called);
}, "currententrychange fires for history.replaceState()");
</script>