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Bug 557024: Mock out the locale service to make test reliable on non en-US systems. r=bsmedberg

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This commit is contained in:
Irving Reid 2012-02-14 21:33:43 -05:00
parent 08eae70a42
commit c955f4fa25
2 changed files with 78 additions and 24 deletions
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1
chrome/test/unit/data/test_bug519468.manifest
View File

@ -1,3 +1,4 @@
locale testmatchos en-US jar:en-US.jar!/locale/en-US/global/
locale testmatchos fr-FR jar:en-US.jar!/locale/en-US/global/
locale testmatchos de-DE jar:en-US.jar!/locale/en-US/global/
locale testmatchos xx-AA jar:en-US.jar!/locale/en-US/global/

101
chrome/test/unit/test_bug519468.js
View File

@ -7,6 +7,45 @@ var MANIFESTS = [
do_get_file("data/test_bug519468.manifest")
];
// Stub in the locale service so we can control what gets returned as the OS locale setting
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
let stubOSLocale = null;
stubID = Components.ID("9d09d686-d913-414c-a1e6-4be8652d7d93");
localeContractID = "@mozilla.org/intl/nslocaleservice;1";
StubLocaleService = {
classDescription: "Stub version of Locale service for testing",
classID: stubID,
contractID: localeContractID,
QueryInterface: XPCOMUtils.generateQI([Ci.nsILocaleService, Ci.nsISupports, Ci.nsIFactory]),
createInstance: function (outer, iid) {
if (outer)
throw Components.results.NS_ERROR_NO_AGGREGATION;
return this.QueryInterface(iid);
},
lockFactory: function (lock) {
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
},
getLocaleComponentForUserAgent: function SLS_getLocaleComponentForUserAgent()
{
return stubOSLocale;
}
}
let registrar = Components.manager.nsIComponentRegistrar;
// Save original factory.
let localeCID = registrar.contractIDToCID(localeContractID)
let originalFactory =
Components.manager.getClassObject(Components.classes[localeContractID],
Components.interfaces.nsIFactory);
registrar.registerFactory(stubID, "Unit test Locale Service", localeContractID, StubLocaleService);
// Now fire up the test
do_test_pending()
registerManifests(MANIFESTS);
@ -15,48 +54,62 @@ var chromeReg = Cc["@mozilla.org/chrome/chrome-registry;1"]
.QueryInterface(Ci.nsIToolkitChromeRegistry);
chromeReg.checkForNewChrome();
var localeService = Cc["@mozilla.org/intl/nslocaleservice;1"]
.getService(Ci.nsILocaleService);
var prefService = Cc["@mozilla.org/preferences-service;1"]
.getService(Ci.nsIPrefService)
.QueryInterface(Ci.nsIPrefBranch);
var os = Cc["@mozilla.org/observer-service;1"]
.getService(Ci.nsIObserverService);
var systemLocale = localeService.getLocaleComponentForUserAgent();
var count = 0;
var testsLocale = [
{matchOS: false, selected: null, locale: "en-US"},
{matchOS: true, selected: null, locale: systemLocale},
{matchOS: true, selected: "fr-FR", locale: systemLocale},
{matchOS: false, selected: "fr-FR", locale: "fr-FR"},
{matchOS: false, selected: "de-DE", locale: "de-DE"},
{matchOS: true, selected: null, locale: systemLocale}
// These tests cover when the OS local is included in our manifest
{matchOS: false, selected: "en-US", osLocale: "xx-AA", locale: "en-US"},
{matchOS: true, selected: "en-US", osLocale: "xx-AA", locale: "xx-AA"},
{matchOS: false, selected: "fr-FR", osLocale: "xx-AA", locale: "fr-FR"},
{matchOS: true, selected: "fr-FR", osLocale: "xx-AA", locale: "xx-AA"},
{matchOS: false, selected: "de-DE", osLocale: "xx-AA", locale: "de-DE"},
{matchOS: true, selected: "de-DE", osLocale: "xx-AA", locale: "xx-AA"},
// these tests cover the case where the OS locale is not available in our manifest, but the
// base language is (ie, substitute xx-AA which we have for xx-BB which we don't)
{matchOS: false, selected: "en-US", osLocale: "xx-BB", locale: "en-US"},
{matchOS: true, selected: "en-US", osLocale: "xx-BB", locale: "xx-AA"},
{matchOS: false, selected: "fr-FR", osLocale: "xx-BB", locale: "fr-FR"},
{matchOS: true, selected: "fr-FR", osLocale: "xx-BB", locale: "xx-AA"},
// These tests cover where the language is not available
{matchOS: false, selected: "en-US", osLocale: "xy-BB", locale: "en-US"},
{matchOS: true, selected: "en-US", osLocale: "xy-BB", locale: "en-US"},
{matchOS: false, selected: "fr-FR", osLocale: "xy-BB", locale: "fr-FR"},
{matchOS: true, selected: "fr-FR", osLocale: "xy-BB", locale: "en-US"},
];
var observedLocale = null;
function test_locale(aTest) {
observedLocale = null;
stubOSLocale = aTest.osLocale;
prefService.setBoolPref("intl.locale.matchOS", aTest.matchOS);
prefService.setCharPref("general.useragent.locale", aTest.selected || "en-US");
prefService.setCharPref("general.useragent.locale", aTest.selected);
chromeReg.reloadChrome();
do_check_eq(observedLocale, aTest.locale);
}
// Callback function for observing locale change. May be called more than once
// per test iteration.
function checkValidity() {
var selectedLocale = chromeReg.getSelectedLocale("testmatchos");
do_check_eq(selectedLocale, testsLocale[count].locale);
count++;
if (count >= testsLocale.length) {
os.removeObserver(checkValidity, "selected-locale-has-changed");
do_test_finished();
}
else {
test_locale(testsLocale[count]);
}
observedLocale = chromeReg.getSelectedLocale("testmatchos");
dump("checkValidity called back with locale = " + observedLocale + "\n");
}
function run_test() {
os.addObserver(checkValidity, "selected-locale-has-changed", false);
test_locale(testsLocale[count]);
for (let count = 0 ; count < testsLocale.length ; count++) {
dump("count = " + count + " " + testsLocale[count].toSource() + "\n");
test_locale(testsLocale[count]);
}
os.removeObserver(checkValidity, "selected-locale-has-changed");
do_test_finished();
}