test_bug482935.html

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<!DOCTYPE HTML>

<html>

<head>

  <title>Test bug 482935</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="	/tests/SimpleTest/test.css" />

</head>

<body onload="onWindowLoad()">

<script class="testbody" type="text/javascript">

var url = "bug482935.sjs";

function clearCache() {

    if (SpecialPowers.isMainProcess()) {

      SpecialPowers.Cc["@mozilla.org/netwerk/cache-storage-service;1"].

                    getService(SpecialPowers.Ci.nsICacheStorageService).

                    clear();

// Tests that the response is cached if the request is cancelled

// after it has reached state 4

function testCancelInPhase4() {

  clearCache();

  // First request - should be loaded from server

  var xhr = new XMLHttpRequest();

  xhr.addEventListener("readystatechange", function() {

    if (xhr.readyState < xhr.DONE) return;

    is(xhr.readyState, xhr.DONE, "wrong readyState");

    xhr.abort();

    SimpleTest.executeSoon(function() {

      // This request was cancelled, so the responseText should be empty string

      is(xhr.responseText, "", "Expected empty response to cancelled request");

      // Second request - should be found in cache

      var xhr2 = new XMLHttpRequest();

      xhr2.addEventListener("load", function() {

        is(xhr2.responseText, "0", "Received fresh value for second request");

        SimpleTest.finish();

});

      xhr2.open("GET", url);

      xhr2.setRequestHeader("X-Request", "1", false);

      try { xhr2.send(); }

      catch(e) {

        is(xhr2.status, "200", "Exception!");

});

});

  xhr.open("GET", url, true);

  xhr.setRequestHeader("X-Request", "0", false);

  try { xhr.send(); }

  catch(e) {

    is("Nothing", "Exception", "Boom: " + e);

function onWindowLoad() {

  // Disable rcwn to make cache behavior deterministic.

  SpecialPowers.pushPrefEnv({set: [["network.http.rcwn.enabled", false]]},

                            testCancelInPhase4);

SimpleTest.waitForExplicitFinish();

</script>

</body>

</html>