File: navigate-multiple-history-pushState.html

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<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
async_test(t => {
  const expected = [
    "navigate #1",
    "navigateerror #1",
    "navigate #3",
    "navigateerror #3",
    "navigate #2",
    "navigatesuccess #2"
  ];

  const result = [];
  navigation.onnavigate = t.step_func(e => {
    result.push(`${e.type} ${new URL(e.destination.url).hash}`);
  });

  navigation.onnavigateerror = t.step_func(e => {
    result.push(`${e.type} ${new URL(navigation.currentEntry.url).hash}`);

    if (navigation.currentEntry.url.endsWith("#1")) {
      history.pushState(1, null, "#3");
    }
  });

  navigation.onnavigatesuccess = t.step_func_done(e => {
    result.push(`${e.type} ${new URL(navigation.currentEntry.url).hash}`);
    assert_array_equals(result, expected);
  });

  history.pushState(1, null, "#1");
  history.pushState(1, null, "#2");

}, "history.pushState() called multiple times gives correct event order");
</script>