reload-state-undefined.html

mozilla-central/testing/web-platform/tests/navigation-api/navigation-methods/reload-state-undefined.html

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Test Info: Warnings

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/navigation-methods/reload-state-undefined.html - WPT Dashboard Interop Dashboard

<!doctype html>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<iframe id="i" src="/common/blank.html"></iframe>

<script>

async_test(t => {

  window.onload = t.step_func(() => {

    const navState = { key: "value" };

    const navInfo = { infoKey: "infoValue" };

    i.contentWindow.navigation.navigate("#1", { state: navState }).committed.then(t.step_func(() => {

      // Make sure that state setting worked

      assert_equals(i.contentWindow.navigation.currentEntry.getState().key, "value");

      assert_not_equals(i.contentWindow.navigation.currentEntry.getState(), navState);

      let start_url = i.contentWindow.location.href;

      let start_key = i.contentWindow.navigation.currentEntry.key;

      let start_id = i.contentWindow.navigation.currentEntry.id;

      let onnavigate_called = false;

      let promise_settled = false;

      i.contentWindow.navigation.onnavigate = t.step_func(e => {

        e.intercept();

        onnavigate_called = true;

        assert_equals(e.info, navInfo);

        assert_equals(e.navigationType, "reload");

        assert_equals(e.destination.getState().key, "value", "destination.getState()");

        assert_not_equals(e.destination.getState(), navState);

});

      i.contentWindow.navigation.reload({ info: navInfo, state: undefined }).committed.then(t.step_func_done(() => {

        assert_true(onnavigate_called);

        assert_equals(i.contentWindow.location.href, start_url);

        assert_equals(i.contentWindow.navigation.currentEntry.key, start_key);

        assert_equals(i.contentWindow.navigation.currentEntry.id, start_id);

        assert_equals(i.contentWindow.navigation.currentEntry.getState().key, "value", "destination.getState()");

        assert_not_equals(i.contentWindow.navigation.currentEntry.getState(), navState);

      }));

    }));

});

}, "reload() variant with info and state: undefined counts the same as not present (because of Web IDL dictionary semantics), so preserves the state");

</script>