test_header_Accept-Language_case.js

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"use strict";

var testpath = "/bug1054739";

function run_test() {

  let intlPrefs = Services.prefs.getBranch("intl.");

  let oldAcceptLangPref = intlPrefs.getCharPref("accept_languages");

  let testData = [

    ["en", "en"],

    ["ast", "ast"],

    ["fr-ca", "fr-CA"],

    ["zh-yue", "zh-yue"],

    ["az-latn", "az-Latn"],

    ["sl-nedis", "sl-nedis"],

    ["zh-hant-hk", "zh-Hant-HK"],

    ["ZH-HANT-HK", "zh-Hant-HK"],

    ["en-us-x-priv", "en-US-x-priv"],

    ["en-us-x-twain", "en-US-x-twain"],

    ["de, en-US, en", "de,en-US;q=0.7,en;q=0.3"],

    ["de,en-us,en", "de,en-US;q=0.7,en;q=0.3"],

    ["en-US, en", "en-US,en;q=0.5"],

    ["EN-US;q=0.2, EN", "en-US,en;q=0.5"],

    ["en ;q=0.8, de  ", "en,de;q=0.5"],

    [",en,", "en"],

];

  for (let i = 0; i < testData.length; i++) {

    let acceptLangPref = testData[i][0];

    let expectedHeader = testData[i][1];

    intlPrefs.setCharPref("accept_languages", acceptLangPref);

    let acceptLangHeader =

      setupChannel(testpath).getRequestHeader("Accept-Language");

    equal(acceptLangHeader, expectedHeader);

  intlPrefs.setCharPref("accept_languages", oldAcceptLangPref);

function setupChannel(path) {

  let uri = NetUtil.newURI("http://localhost:4444" + path);

  let chan = NetUtil.newChannel({

    uri,

    loadUsingSystemPrincipal: true,

});

  chan.QueryInterface(Ci.nsIHttpChannel);

  return chan;