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/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */
var gExpectedCharset;
var gOldPref;
var gDetectorList;
var gTestIndex;
var gLocalDir;
var Cc = Components.classes;
var Ci = Components.interfaces;
function CharsetDetectionTests(aTestFile, aExpectedCharset, aDetectorList)
{
gExpectedCharset = aExpectedCharset;
gDetectorList = aDetectorList;
InitDetectorTests();
var fileURI = gLocalDir + aTestFile;
$("testframe").src = fileURI;
SimpleTest.waitForExplicitFinish();
}
function InitDetectorTests()
{
var prefService = Cc["@mozilla.org/preferences-service;1"]
.getService(Ci.nsIPrefBranch);
var str = Cc["@mozilla.org/supports-string;1"]
.createInstance(Ci.nsISupportsString);
var loader = Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader);
var ioService = Cc['@mozilla.org/network/io-service;1']
.getService(Ci.nsIIOService);
loader.loadSubScript("chrome://mochikit/content/chrome-harness.js");
try {
gOldPref = prefService
.getComplexValue("intl.charset.detector",
Ci.nsIPrefLocalizedString).data;
} catch (e) {
gOldPref = "";
}
SetDetectorPref(gDetectorList[0]);
gTestIndex = 0;
$("testframe").onload = DoDetectionTest;
if (gExpectedCharset == "default") {
// No point trying to be generic here, because we have plenty of other
// unit tests that fail if run using a non-windows-1252 locale.
gExpectedCharset = "windows-1252";
}
// Get the local directory. This needs to be a file: URI because chrome:
// URIs are always UTF-8 (bug 617339) and we are testing decoding from other
// charsets.
var jar = getJar(getRootDirectory(window.location.href));
var dir = jar ?
extractJarToTmp(jar) :
getChromeDir(getResolvedURI(window.location.href));
gLocalDir = ioService.newFileURI(dir).spec;
}
function SetDetectorPref(aPrefValue)
{
var prefService = Cc["@mozilla.org/preferences-service;1"]
.getService(Ci.nsIPrefBranch);
var str = Cc["@mozilla.org/supports-string;1"]
.createInstance(Ci.nsISupportsString);
str.data = aPrefValue;
prefService.setComplexValue("intl.charset.detector",
Ci.nsISupportsString, str);
gCurrentDetector = aPrefValue;
}
function DoDetectionTest() {
var iframeDoc = $("testframe").contentDocument;
var charset = iframeDoc.characterSet;
is(charset, gExpectedCharset,
"decoded as " + gExpectedCharset + " by " + gDetectorList[gTestIndex]);
if (++gTestIndex < gDetectorList.length) {
SetDetectorPref(gDetectorList[gTestIndex]);
iframeDoc.location.reload();
} else {
CleanUpDetectionTests();
}
}
function CleanUpDetectionTests() {
SetDetectorPref(gOldPref);
SimpleTest.finish();
}
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