forked from mirrors/gecko-dev
5af464dcc4
# ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D35902 --HG-- extra : source : 31cb194f2a6651332aa71a41c0f06a29daf8a186
100 lines
2.8 KiB
JavaScript
100 lines
2.8 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */
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/* vim: set ts=8 et sw=4 tw=80: */
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var gExpectedCharset;
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var gOldPref;
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var gDetectorList;
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var gTestIndex;
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var gLocalDir;
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function CharsetDetectionTests(aTestFile, aExpectedCharset, aDetectorList) {
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gExpectedCharset = aExpectedCharset;
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gDetectorList = aDetectorList;
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InitDetectorTests();
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var fileURI = gLocalDir + aTestFile;
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$("testframe").src = fileURI;
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SimpleTest.waitForExplicitFinish();
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}
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function InitDetectorTests() {
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var prefService = Cc["@mozilla.org/preferences-service;1"].getService(
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Ci.nsIPrefBranch
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);
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var str = Cc["@mozilla.org/supports-string;1"].createInstance(
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Ci.nsISupportsString
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);
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var loader = Cc["@mozilla.org/moz/jssubscript-loader;1"].getService(
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Ci.mozIJSSubScriptLoader
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);
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var ioService = Cc["@mozilla.org/network/io-service;1"].getService(
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Ci.nsIIOService
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);
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loader.loadSubScript("chrome://mochikit/content/chrome-harness.js");
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try {
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gOldPref = prefService.getComplexValue(
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"intl.charset.detector",
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Ci.nsIPrefLocalizedString
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).data;
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} catch (e) {
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gOldPref = "";
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}
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SetDetectorPref(gDetectorList[0]);
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gTestIndex = 0;
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$("testframe").onload = DoDetectionTest;
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if (gExpectedCharset == "default") {
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// No point trying to be generic here, because we have plenty of other
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// unit tests that fail if run using a non-windows-1252 locale.
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gExpectedCharset = "windows-1252";
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}
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// Get the local directory. This needs to be a file: URI because chrome:
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// URIs are always UTF-8 (bug 617339) and we are testing decoding from other
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// charsets.
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var jar = getJar(getRootDirectory(window.location.href));
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var dir = jar
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? extractJarToTmp(jar)
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: getChromeDir(getResolvedURI(window.location.href));
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gLocalDir = ioService.newFileURI(dir).spec;
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}
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function SetDetectorPref(aPrefValue) {
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var fallback = "";
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if (aPrefValue == "ja_parallel_state_machine") {
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fallback = "Shift_JIS";
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} else if (aPrefValue == "ruprob" || aPrefValue == "ukprob") {
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fallback = "windows-1251";
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}
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var prefService = Cc["@mozilla.org/preferences-service;1"].getService(
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Ci.nsIPrefBranch
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);
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prefService.setStringPref("intl.charset.detector", aPrefValue);
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prefService.setStringPref("intl.charset.fallback.override", fallback);
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gCurrentDetector = aPrefValue;
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}
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function DoDetectionTest() {
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var iframeDoc = $("testframe").contentDocument;
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var charset = iframeDoc.characterSet;
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is(
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charset,
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gExpectedCharset,
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"decoded as " + gExpectedCharset + " by " + gDetectorList[gTestIndex]
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);
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if (++gTestIndex < gDetectorList.length) {
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SetDetectorPref(gDetectorList[gTestIndex]);
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iframeDoc.location.reload();
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} else {
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CleanUpDetectionTests();
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}
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}
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function CleanUpDetectionTests() {
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SetDetectorPref(gOldPref);
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SimpleTest.finish();
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}
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