test_downgrade_500_responses.html

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<!DOCTYPE HTML>

<html>

<head>

<title>Bug 1747673 : HTTPS First fallback to http for non-standard 5xx status code responses</title>

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

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

</head>

<body>

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

"use strict";

/*

 * Description of the test:

 * Perform five tests where https-first receives an

 * 5xx status code (standard and non-standard 5xx status) if request is send to site by https.

 * Expected behaviour: https-first fallbacks to http after receiving 5xx error.

 * Test 1: 501 Response

 * Test 2: 504 Response

 * Test 3: 521 Response

 * Test 4: 530 Response

 * Test 5: 560 Response

*/

SimpleTest.waitForExplicitFinish();

const REQUEST_URL =

  "http://example.com/tests/dom/security/test/https-first/file_downgrade_500_responses.sjs";

const redirectQueries = ["?test1a", "?test2a","?test3a", "?test4a", "?test5a"];

let currentTest = 0;

let testWin;

let currentQuery;

window.addEventListener("message", receiveMessage);

// Receive message and verify that it is from an http site.

// When the message is 'downgraded' then it was send by an http site

// and the redirection worked.

async function receiveMessage(event) {

  let data = event.data;

  currentQuery = redirectQueries[currentTest];

  ok(data.result === "downgraded", "Redirected successful to 'http' for " + currentQuery);

  is(data.scheme, "http:", "scheme is 'http' for " + currentQuery );

  testWin.close();

  await SpecialPowers.removePermission(

    "https-only-load-insecure",

    REQUEST_URL

);

  if (++currentTest < redirectQueries.length) {

    runTest();

    return;

  window.removeEventListener("message", receiveMessage);

  SimpleTest.finish();

async function runTest() {

  currentQuery = redirectQueries[currentTest];

  testWin = window.open(REQUEST_URL + currentQuery, "_blank");

SpecialPowers.pushPrefEnv({ set: [

    ["dom.security.https_first", true]

  ]}, runTest);

</script>

</body>

</html>