002-1.html - mozsearch

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<!doctype html>

<title>WebSockets: navigating top-level browsing context with closed websocket</title>

<script src=../constants.sub.js></script>

<script>

var controller = opener || parent;

var t = controller.t;

var assert_equals = controller.assert_equals;

var assert_unreached = controller.assert_unreached ;

var uuid = controller.uuid;

t.add_cleanup(function() {delete sessionStorage[uuid];});

t.step(function() {

  // this test can fail if the document is unloaded on navigation e.g. due to OOM

  if (sessionStorage[uuid]) {

    assert_unreached('document was discarded');

  } else {

    sessionStorage[uuid] = 'true';

    var ws = new WebSocket(SCHEME_DOMAIN_PORT+'/echo');

    ws.onopen = t.step_func(function(e) {

      t.step_timeout(function() {

        assert_equals(ws.readyState, ws.CLOSED, 'ws.readyState');

        t.done();

      }, 4000);

      ws.close();

      ws.onclose = t.step_func(function() {

        controller.navigate();

});

})

    ws.onerror = ws.onmessage = t.step_func(e => assert_unreached("Got unexpected event " + e.type));

});

</script>