<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1268962
-->
<head>
  <title>Test for Bug 1268962</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1268962">Mozilla Bug 1268962</a>
<p id="display"></p>
<div id="content" style="display: none"></div>
<script class="testbody" type="text/javascript">

/** Test for Bug 1268962 **/

function testPrefetchEvent(url, crossorigin, expectLoad) {
  return new Promise((resolve) => {
    var link = document.createElement("LINK");
    link.setAttribute("rel", "prefetch");
    link.setAttribute("href", url);
    if (crossorigin) {
      link.setAttribute("crossorigin", "");
    }

    link.addEventListener("load", () => {
      ok(expectLoad, "not expecting load event for " + url);
      link.remove();
      resolve();
    });
    link.addEventListener("error", () => {
      ok(!expectLoad, "not expecting error event for " + url);
      link.remove();
      resolve();
    });
    document.head.appendChild(link);
  });
}

function testCancelPrefetchNotCrash(url) {
  var ios = SpecialPowers.Cc["@mozilla.org/network/io-service;1"].
            getService(SpecialPowers.Ci.nsIIOService);
  var prefetch = SpecialPowers.Cc["@mozilla.org/prefetch-service;1"].
                   getService(SpecialPowers.Ci.nsIPrefetchService);

  var link = document.createElement("LINK");
  link.setAttribute("rel", "prefetch");
  link.setAttribute("href", url);
  document.head.appendChild(link);

  // Not actually verifying any value, just to ensure cancelPrefetchPreload
  // won't cause crash.
  prefetch.cancelPrefetchPreloadURI(ios.newURI(url), link);
}

const SJS_PATH = window.location.pathname.replace(/[^/]+$/, "file_bug1268962.sjs");
const SAME_ORIGIN = "http://mochi.test:8888" + SJS_PATH;
const CROSS_ORIGIN = "http://example.com" + SJS_PATH;

SimpleTest.waitForExplicitFinish();

SpecialPowers.pushPrefEnv({"set": [["network.prefetch-next.aggressive", true]]})

// test same origin
.then(() => testPrefetchEvent(SAME_ORIGIN + "?statusCode=200&cacheControl=no-cache", false, false))
.then(() => testPrefetchEvent(SAME_ORIGIN + "?statusCode=404&cacheControl=no-cache", false, false))
.then(() => testPrefetchEvent(SAME_ORIGIN + "?statusCode=200&cacheControl=max-age%3D120", false, true))
.then(() => testPrefetchEvent(SAME_ORIGIN + "?statusCode=404&cacheControl=max-age%3D120", false, false))

// test cross origin without CORS
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=200&cacheControl=no-cache", false, true))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=404&cacheControl=no-cache", false, true))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=200&cacheControl=max-age%3D120", false, true))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=404&cacheControl=max-age%3D120", false, true))

// test cross origin by redirection without CORS
.then(() => testPrefetchEvent(SAME_ORIGIN + "?redirect=crossorigin&statusCode=200&cacheControl=no-cache", false, true))
.then(() => testPrefetchEvent(SAME_ORIGIN + "?redirect=crossorigin&statusCode=404&cacheControl=no-cache", false, true))
.then(() => testPrefetchEvent(SAME_ORIGIN + "?redirect=crossorigin&statusCode=200&cacheControl=max-age%3D120", false, true))
.then(() => testPrefetchEvent(SAME_ORIGIN + "?redirect=crossorigin&statusCode=404&cacheControl=max-age%3D120", false, true))

// test cross origin with CORS request but no CORS response
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=200&cacheControl=no-cache", true, true))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=404&cacheControl=no-cache", true, true))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=200&cacheControl=max-age%3D120", true, true))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=404&cacheControl=max-age%3D120", true, true))

// test cross origin with CORS request and CORS response
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=200&cacheControl=no-cache&allowOrigin=*", true, false))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=404&cacheControl=no-cache&allowOrigin=*", true, false))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=200&cacheControl=max-age%3D120&allowOrigin=*", true, true))
.then(() => testPrefetchEvent(CROSS_ORIGIN + "?statusCode=404&cacheControl=max-age%3D120&allowOrigin=*", true, false))

// test the crash issue: https://bugzilla.mozilla.org/show_bug.cgi?id=1294159
.then(() => testCancelPrefetchNotCrash(SAME_ORIGIN + "?statusCode=200&cacheControl=max-age%3D120"))

.catch((err) => ok(false, "promise rejected: " + err))
.then(() => SimpleTest.finish());

</script>
</body>
</html>
