RetroZilla/layout/tools/tests/regression_tests.js

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JavaScript
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2015-10-21 05:03:22 +02:00
const nsIFilePicker = Components.interfaces.nsIFilePicker;
const nsILayoutRegressionTester = Components.interfaces.nsILayoutRegressionTester;
const kTestTypeBaseline = 1;
const kTestTypeVerify = 2;
const kTestTypeVerifyAndCompare = 3;
const kTestTypeCompare = 4;
const kTestSourceSingleFile = 1;
const kTestSourceDirList = 2;
var gTestcaseDirArray = new Array; // array of nsILocalFiles
var gBaselineOutputDir; // nsIFile
var gVerifyOutputDir; // nsIFile
var gBaselineFileExtension; // string
var gVerifyFileExtension; // string
var gTestType; // baseline, verify, compare etc.
var gTestWindow;
var gTestURLs = new Array;
var gTestURLsIndex;
function DoOnload()
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
// clear any values that the form manager may have unhelpfully filled in
document.testForm.singleTestFileInput.value = "";
document.testForm.baselineOutputDir.value = "";
document.testForm.verifyOutputDir.value = "";
InitFormFromPrefs();
UpdateRunTestsButton();
}
function InitFormFromPrefs()
{
// load prefs
try {
var testURL = GetStringPref("nglayout.debug.testcaseURL");
document.testForm.singleTestFileInput.value = testURL;
var baselineDirURL = GetStringPref("nglayout.debug.baselineDirURL");
gBaselineOutputDir = GetFileFromURISpec(baselineDirURL);
document.testForm.baselineOutputDir.value = gBaselineOutputDir.path;
var verifyDirURL = GetStringPref("nglayout.debug.verifyDirURL");
gVerifyOutputDir = GetFileFromURISpec(verifyDirURL);
document.testForm.verifyOutputDir.value = gVerifyOutputDir.path;
var dirIndex = 0;
while (true) // we'll throw when we reach a nonexistent pref
{
var curDir = GetStringPref("nglayout.debug.testcaseDir" + dirIndex);
var dirFileSpec = GetFileFromURISpec(curDir);
gTestcaseDirArray.push(dirFileSpec);
dirIndex ++;
}
}
catch(e)
{
}
RebuildTestDirsSelect();
}
function SaveFormToPrefs()
{
SaveStringPref("nglayout.debug.testcaseURL", document.testForm.singleTestFileInput.value);
// save prefs
if (gBaselineOutputDir)
{
var baselineDirURL = GetURISpecFromFile(gBaselineOutputDir);
SaveStringPref("nglayout.debug.baselineDirURL", baselineDirURL);
}
if (gVerifyOutputDir)
{
var verifyDirURL = GetURISpecFromFile(gVerifyOutputDir);
SaveStringPref("nglayout.debug.verifyDirURL", verifyDirURL);
}
var dirIndex;
for (dirIndex = 0; dirIndex < gTestcaseDirArray.length; dirIndex ++)
{
var curURL = GetURISpecFromFile(gTestcaseDirArray[dirIndex]);
SaveStringPref("nglayout.debug.testcaseDir" + dirIndex, curURL);
}
try
{
// clear prefs for higher indices until we throw
while (1)
{
ClearPref("nglayout.debug.testcaseDir" + dirIndex);
}
}
catch(e)
{
}
}
function GetURISpecFromFile(inFile)
{
var ioService = Components.classes["@mozilla.org/network/io-service;1"].getService(Components.interfaces.nsIIOService);
var fileHandler = ioService.getProtocolHandler("file").QueryInterface(Components.interfaces.nsIFileProtocolHandler);
return fileHandler.getURLSpecFromFile(inFile);
}
function GetFileFromURISpec(uriSpec)
{
var ioService = Components.classes["@mozilla.org/network/io-service;1"].getService(Components.interfaces.nsIIOService);
var fileHandler = ioService.getProtocolHandler("file").QueryInterface(Components.interfaces.nsIFileProtocolHandler);
return fileHandler.getFileFromURLSpec(uriSpec);
}
function SaveStringPref(inPrefName, inPrefValue)
{
var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
prefs.setCharPref(inPrefName, inPrefValue);
}
function GetStringPref(inPrefName)
{
var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
return prefs.getCharPref(inPrefName);
}
function ClearPref(inPrefName)
{
var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
prefs.clearUserPref(inPrefName);
}
function WriteOutput(aText, aReplace, aColorString)
{
var outputDiv = document.getElementById("results");
if (aReplace)
ClearOutput();
var childDiv = document.createElement("div");
var textNode = document.createTextNode(aText);
childDiv.appendChild(textNode);
childDiv.setAttribute("style", "color: " + aColorString + ";");
outputDiv.appendChild(childDiv);
}
function ClearOutput()
{
var outputDiv = document.getElementById("results");
var curChild;
while (curChild = outputDiv.firstChild)
outputDiv.removeChild(curChild);
}
// returns an nsIFile
function PickDirectory()
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var fp = Components.classes["@mozilla.org/filepicker;1"].createInstance(nsIFilePicker);
fp.init(window, "Pick a directory", nsIFilePicker.modeGetFolder);
var result = fp.show();
if (result == nsIFilePicker.returnCancel)
throw("User cancelled");
var chosenDir = fp.file;
return chosenDir;
}
// returns a url string
function PickFileURL()
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var fp = Components.classes["@mozilla.org/filepicker;1"].createInstance(nsIFilePicker);
fp.init(window, "Pick a directory", nsIFilePicker.modeOpen);
fp.appendFilters(nsIFilePicker.filterHTML + nsIFilePicker.filterText);
var result = fp.show();
if (result == nsIFilePicker.returnCancel)
throw("User cancelled");
return fp.fileURL.spec;
}
function RebuildTestDirsSelect()
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var dirsSelect = document.getElementById("testDirsSelect");
// rebuild it from gTestcaseDirArray
while (dirsSelect.length)
dirsSelect.remove(0);
var i;
for (i = 0; i < gTestcaseDirArray.length; i ++)
{
var curDir = gTestcaseDirArray[i];
var optionElement = document.createElement("option");
var textNode = document.createTextNode(curDir.leafName);
optionElement.appendChild(textNode);
dirsSelect.add(optionElement, null);
}
UpdateRunTestsButton();
}
// set the 'single testcase' file
function ChooseTestcaseFile()
{
var dirInput = document.getElementById("singleTestFileInput");
dirInput.value = PickFileURL();
UpdateRunTestsButton();
}
function AppendTestcaseDir()
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var chosenDir = PickDirectory();
// does the array already contain this dir?
var i;
for (i = 0; i < gTestcaseDirArray.length; i ++)
{
var curElement = gTestcaseDirArray[i];
if (curElement.equals(chosenDir)) // nsIFile::Equals
return;
}
gTestcaseDirArray[gTestcaseDirArray.length] = chosenDir;
RebuildTestDirsSelect();
}
function RemoveTestcaseDir()
{
var dirsSelect = document.getElementById("testDirsSelect");
if (dirsSelect.selectedIndex != -1)
{
gTestcaseDirArray.splice(dirsSelect.selectedIndex, 1);
RebuildTestDirsSelect();
}
}
function InputOptionsValid()
{
if (document.testForm.testType[0].checked)
{
// need a test file
var testcaseURL = document.testForm.singleTestFileInput.value;
if (testcaseURL.length == 0) return false;
}
else if (document.testForm.testType[1].checked)
{
// need at least one dir
if (gTestcaseDirArray.length == 0) return false;
}
else
return false;
return true;
}
function OutputOptionsValid()
{
var testType = GetTestType();
switch (testType)
{
case kTestTypeBaseline:
if (!gBaselineOutputDir) return false;
break;
case kTestTypeVerify:
if (!gVerifyOutputDir) return false;
break;
case kTestTypeVerifyAndCompare:
case kTestTypeCompare:
if (!gBaselineOutputDir || !gVerifyOutputDir) return false;
break;
}
return true;
}
function UpdateRunTestsButton()
{
var testType = GetTestType();
var dataValid = OutputOptionsValid();
if (testType != kTestTypeCompare)
dataValid &= InputOptionsValid();
document.testForm.runTests.disabled = !dataValid;
}
// returns nsIFile, sets the input value
function ChooseOutputDirectory(inputElementID)
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var chosenDir = PickDirectory();
var inputElement = document.getElementById(inputElementID);
inputElement.value = chosenDir.path;
return chosenDir;
}
function CompareFrameDumps(testFileBasename, baselineDir, baselineExt, verifyDir, verifyExt)
{
var debugObject = Components.classes["@mozilla.org/layout-debug/regressiontester;1"].createInstance(nsILayoutRegressionTester);
var baseFile = baselineDir.clone();
baseFile.append(testFileBasename + baselineExt);
var verifyFile = verifyDir.clone();
verifyFile.append(testFileBasename + verifyExt);
var filesDiffer = debugObject.compareFrameModels(baseFile, verifyFile, nsILayoutRegressionTester.COMPARE_FLAGS_BRIEF);
if (filesDiffer)
{
WriteOutput("Test file '" + baseFile.leafName + "' failed", false, "red");
}
else
{
WriteOutput("Test file '" + baseFile.leafName + "' passed", false, "green");
}
}
function DumpFrames(testWindow, testFileName, outputDir, outputFileExtension)
{
var debugObject = Components.classes["@mozilla.org/layout-debug/regressiontester;1"].createInstance(nsILayoutRegressionTester);
var outputFile = outputDir.clone();
outputFile.append(testFileName.replace(".html", outputFileExtension));
dump("Dumping frame model for " + testFileName + " to " + outputFile.leafName + "\n");
var result = debugObject.dumpFrameModel(testWindow, outputFile, nsILayoutRegressionTester.DUMP_FLAGS_MASK_DEFAULT);
if (result != 0)
{
WriteOutput("dumpFrameModel for " + testFileName + " failed", false, "orange");
}
}
function LoadTestURL(testWindow, theURL)
{
dump("Loading test " + theURL + "\n");
// we use a 1/2 second delay to give time for async reflows to happen
testWindow.onload = setTimeout("HandleTestWindowLoad(gTestWindow)", 1000);
testWindow.location.href = theURL;
}
function HandleTestWindowLoad(testWindow)
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var outputDir;
var outputFileExtension;
var runCompare = false;
switch (gTestType)
{
case kTestTypeBaseline:
outputDir = gBaselineOutputDir;
outputFileExtension = gBaselineFileExtension;
break;
case kTestTypeVerify:
outputDir = gVerifyOutputDir;
outputFileExtension = gVerifyFileExtension;
break;
case kTestTypeVerifyAndCompare:
outputDir = gVerifyOutputDir;
outputFileExtension = gVerifyFileExtension;
runCompare = true;
break;
case kTestTypeCompare:
dump("Should never get here");
break;
}
var loadedURL = testWindow.location.href;
var loadedFile = loadedURL.substring(loadedURL.lastIndexOf('/') + 1);
DumpFrames(testWindow, loadedFile, outputDir, outputFileExtension);
if (runCompare)
{
var testFileBasename = loadedFile.replace(".html", "");
CompareFrameDumps(testFileBasename, gBaselineOutputDir, gBaselineFileExtension, gVerifyOutputDir, gVerifyFileExtension);
}
// now fire of the next one, if we have one
var nextURL = gTestURLs[gTestURLsIndex++];
if (nextURL)
LoadTestURL(testWindow, nextURL);
else
testWindow.close();
}
function AddDirectoryEntriesToTestList(inDirFile, inRequiredExtension)
{
var enumerator = inDirFile.directoryEntries;
while (enumerator.hasMoreElements())
{
var curFile = enumerator.getNext();
curFile = curFile.QueryInterface(Components.interfaces.nsIFile);
var leafName = curFile.leafName;
if (leafName.indexOf(inRequiredExtension) != -1)
{
var fileURI = GetURISpecFromFile(curFile);
gTestURLs.push(fileURI);
}
}
}
// returns an array of filenames
function DirectoryEntriesToArray(inDirFile, inRequiredExtension)
{
var fileArray = new Array;
var enumerator = inDirFile.directoryEntries;
while (enumerator.hasMoreElements())
{
var curFile = enumerator.getNext();
curFile = curFile.QueryInterface(Components.interfaces.nsIFile);
var leafName = curFile.leafName;
if (leafName.indexOf(inRequiredExtension) != -1)
{
fileArray.push(leafName);
}
}
return fileArray;
}
function BuildTestURLsList(testSourceType)
{
// clear the array
gTestURLs.splice(0);
gTestURLsIndex = 0;
if (testSourceType == kTestSourceSingleFile)
{
var testURL = document.testForm.singleTestFileInput.value;
if (testURL.substr(-5) != ".html")
{
// append /index.html if we have to
if (testURL.substr(-1) != "/")
testURL += "/";
testURL += "index.html";
}
gTestURLs[0] = testURL;
}
else
{
for (var i = 0; i < gTestcaseDirArray.length; i++)
{
var dirFile = gTestcaseDirArray[i]; // nsIFile for the dir
AddDirectoryEntriesToTestList(dirFile, ".html");
}
}
}
function CompareFilesInDir(inBaseDir, inBaseExtension, inVerifyDir, inVerifyExtension)
{
var comapareFiles = DirectoryEntriesToArray(inBaseDir, inBaseExtension);
for (var i = 0; i < comapareFiles.length; i ++)
{
var curFilename = comapareFiles[i];
var testFileBasename = curFilename.replace(inBaseExtension, "");
CompareFrameDumps(testFileBasename, inBaseDir, inBaseExtension, inVerifyDir, inVerifyExtension);
}
}
function GetTestType()
{
if (document.testForm.doWhat[0].checked)
return kTestTypeBaseline;
if (document.testForm.doWhat[1].checked)
return kTestTypeVerify;
if (document.testForm.doWhat[2].checked)
return kTestTypeVerifyAndCompare;
if (document.testForm.doWhat[3].checked)
return kTestTypeCompare;
return 0;
}
function RunTests()
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
ClearOutput();
SaveFormToPrefs();
var testSourceType;
if (document.testForm.testType[0].checked)
testSourceType = kTestSourceSingleFile;
else
testSourceType = kTestSourceDirList;
gTestType = GetTestType();
gBaselineFileExtension = document.testForm.baselineFileExtension.value;
gVerifyFileExtension = document.testForm.verifyFileExtension.value;
if (gTestType == kTestTypeCompare)
{
// to compare, we'll just run through all the files in the
// baseline and verify dirs, and compare those that exist in
// both.
CompareFilesInDir(gBaselineOutputDir, gBaselineFileExtension, gVerifyOutputDir, gVerifyFileExtension);
}
else
{
BuildTestURLsList(testSourceType);
gTestWindow = window.open("about:blank", "Test window",
"width=800,height=600,status=yes,toolbars=no");
// start the first load
var testURL = gTestURLs[0];
gTestURLsIndex = 1;
LoadTestURL(gTestWindow, testURL);
}
}