JSLib/tests/run-tests.wsf - olingo-odata3-js - Git at Google

 <!--
 Copyright (c) Microsoft Open Technologies, Inc.  All rights reserved.
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
 files (the "Software"), to deal  in the Software without restriction, including without limitation the rights  to use, copy,
 modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
 Software is furnished to do so, subject to the following conditions:
 The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR  IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 WARRANTIES OF MERCHANTABILITY,  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 -->
 <job>
     <runtime>
         <description>Test driver for running datajs tests - run from the same directory as the script</description>
         <comment>
             Result codes:
             0 - success
             1 - failed to launch tests
             2 - tests failed
         </comment>
         <!-- MISSING CODEPLEX CODE STARTS -->
         <named name="testFiles" helpstring="Comma-separated list of HTML test files to run"
             type="string" required="false" />
         <named name="browsers" helpstring="Comma-separated list of browsers to run on" type="string"
             required="false" />
         <named name="timeout" helpstring="Timeout (in seconds) for each browser" type="string"
             required="false" />
         <named name="reinstallWCFDataServices" helpstring="If specified WCF Data Services will be reinstalled"
             type="boolean" required="false" />
         <!-- MISSING CODEPLEX CODE STOPS -->
     </runtime>
     <script language="JScript" src="test-list.js" />
     <script language="JScript">

         var exitCode;
         var fso = WScript.CreateObject("Scripting.FileSystemObject");
         var shell = WScript.CreateObject("WScript.Shell");

         function attempt(action, interval, maxAttempts) {
             /// <summary>Attempt an action at an interval, optionally for a maximum number of attempts</summary>
             /// <param name="action">Action callback; should return boolean whether it succeeded</param>
             /// <param name="interval">Interval (milliseconds) between attempts</param>
             /// <param name="maxAttempts">(Optional) Maximum number of attempts. Infinite if undefined.</param>
             /// <returns>Whether the action succeeded</returns>
             var done = false;
             var attempts = 0;
             while (!done) {
                 var success = action();
                 if (maxAttempts !== undefined) {
                     attempts++;
                 }
                 done = success === true || (maxAttempts !== undefined && attempts >= maxAttempts);
                 if (!done) {
                     WScript.Sleep(interval);
                 }
             }

             return success;
         }

         function parseJson(text) {
             /// <summary>Parses a JSON document, removes the 'd' wrapper.</summary>
             try {
                 return eval("(" + text + ")").d;
             } catch (e) {
                 throw { message: "Error parsing JSON: [" + text + "]" };
             }
         }

         function SaveTextToFile(content, path) {
             /// <summary>Saves text content into a file.</summary>
             /// <param name="content" type="String">Content to save.</param>
             /// <param name="path" type="String">Path of file to save into.</param>
             var ForReading = 1, ForWriting = 2;
             var file = fso.OpenTextFile(path, ForWriting, true, -1 /* open as unicode */);
             file.Write(content);
             file.Close();
         }

         function GetUrlSync(url) {
             var xhr;
             xhr = WScript.CreateObject("Msxml2.ServerXMLHTTP.6.0");
             xhr.open("GET", url, false);
             xhr.send();
             return xhr.responseText;
         }

         function LaunchBrowser(browsers, serviceRoot, followingPages, url, testRunId, outputDirectory) {
             /// <summary>Launches a browsers and waits until the service tells us the run is complete.</summary>
             /// <param name="browsers">Browsers to run.</param>
             /// <param name="serviceRoot" type="String">Root URL of the logging service.</param>
             /// <param name="followingPages" type="Array">Array of pages that should follow the given url.</param>
             /// <param name="url" type="String">URL of the page to start the browser on.</param>
             /// <param name="testRunId" type="String">ID of the test run being monitored.</param>
             /// <param name="outputDirectory" type="String">Directory in which to output screenshots.</param>

             for (browserName in browsers) {
                 var xhr;
                 var markInProgressUrl = serviceRoot + "MarkInProgress?testRunId=" + testRunId;
                 GetUrlSync(markInProgressUrl);

                 // Add all the pages that follow the given URL.
                 if (followingPages && followingPages.length > 0) {
                     var addFilesUrl = serviceRoot + "AddTestPages?testRunId=" + testRunId + "&pages=" + followingPages.join();
                     GetUrlSync(addFilesUrl);
                 }

                 var setPrefixUrl = serviceRoot + "SetTestNamePrefix?testRunId=" + testRunId + "&prefix=" + browserName + "-";
                 GetUrlSync(setPrefixUrl);

                 exitCode = 0;
                 var response;

                 // Only the first location found from the browsers array is used. If none of the listed locations of the browser exist and the browser argument was
                 // explicitly used then an exception is thrown.
                 var browserFound = false;
                 for (var i = 0; i < browsers[browserName].length && !browserFound; i++) {
                     var path = shell.ExpandEnvironmentStrings(browsers[browserName][i]);
                     if (fso.FileExists(path)) {
                         browserFound = true;

                         WScript.Echo("Navigating to " + url + " with " + path);
                         var browser = shell.Exec("\"" + path + "\" " + url);

                         var checkRunUrl = serviceRoot + "IsTestRunInProgress?testRunId=" + testRunId;
                         WScript.Echo("Monitoring status on " + checkRunUrl);

                         var interval = 2000;
                         var maxAttempts = WScript.Arguments.Named.Exists("timeout") ? Math.floor((WScript.Arguments.Named.Item("timeout") / interval) * 1000) : undefined;
                         var success = attempt(function () {
                             return parseJson(GetUrlSync(checkRunUrl)) !== true;
                         }, interval, maxAttempts);
                         if (!success) {
                             WScript.Echo("Timed out waiting for test to complete");
                             exitCode = 2;
                         }

                         RunCommand("taskkill.exe /pid " + browser.ProcessID, true);
                     }
                 }

                 // If the "/browsers" argument was explicitly used and all location have been checked, then throw an exception.
                 if (!browserFound) {
                     var message = "Unable to find browser at: " + path;
                     if (WScript.Arguments.Named.Exists("browsers")) {
                         throw { message: message };
                     } else {
                         WScript.Echo(message);
                     }
                 }
             }
         }

         function WriteTestRunResults(serviceRoot, testRunId, outputDirectory) {
             /// <summary>Writes the results of the test run to disk and updates the overall status.</summary>
             /// <param name="serviceRoot" type="String">Root URL of the logging service.</param>
             /// <param name="testRunId" type="String">ID of the test run being monitored.</param>
             /// <param name="outputDirectory" type="String">Directory in which to write test result files.</param>

             var getResultsUrl = serviceRoot + "GetTestRunResults?testRunId=" + testRunId;
             WScript.Echo("Querying " + getResultsUrl);

             var response = GetUrlSync(getResultsUrl);

             var resultsPath = outputDirectory + "\\results.trx";
             WScript.Echo("Writing results.trx file to " + resultsPath);
             SaveTextToFile(response, resultsPath);

             var xml = new ActiveXObject("Msxml2.DOMDocument.6.0");
             xml.loadXML(response);
             xml.setProperty("SelectionNamespaces", "xmlns:trx='http://microsoft.com/schemas/VisualStudio/TeamTest/2010'");
             xml.setProperty("SelectionLanguage", "XPath");
             var resultNode = xml.selectSingleNode("/trx:TestRun/trx:ResultSummary");
             if (resultNode === null) {
                 throw { message: "Unable to find results summary" };
             }

             var outcome = resultNode.getAttribute("outcome");
             if (outcome !== "Passed") {
                 WScript.Echo("Outcome: " + outcome);
                 var failedTests = xml.selectNodes("/trx:TestRun/trx:Results/trx:UnitTestResult[@outcome != 'Passed']/@testName");
                 for (var i = 0; i < failedTests.length; i++) {
                     WScript.Echo("  Failed test: " + failedTests[i].value);
                 }
                 exitCode = 2;
             } else {
                 WScript.Echo("All tests passed.");
             }
         }

         function CheckUrl(url) {
             var xhr = WScript.CreateObject("Msxml2.ServerXMLHTTP.6.0");
             xhr.open("GET", url, false);
             var success = false;
             try {
                 xhr.send();
                 success = (xhr.status === 200);
                 if (!success) {
                     WScript.Echo("status: " + xhr.status + " - " + xhr.statusText);
                 }
             } catch (err) {
                 WScript.Echo("error: " + err.message);
             }

             return success;
         }

         function ExpandWildcard(path) {
             var wcRegEx = /\\\*\*?\\/;
             var wcMatch = wcRegEx.exec(path);

             var paths = [];
             if (wcMatch !== null) {
                 var recursive = wcMatch[0] === "\\**\\";
                 var basePath = path.substring(0, wcMatch.index);
                 var relativePath = path.substring(wcMatch.index + wcMatch[0].length);

                 if (fso.FolderExists(basePath)) {
                     var folder = fso.GetFolder(basePath);
                     var subFolders = new Enumerator(folder.SubFolders);

                     paths = paths.concat(ExpandWildcard(basePath + "\\" + relativePath));

                     for (; !subFolders.atEnd(); subFolders.moveNext()) {
                         var expandedPath = subFolders.item().Path + "\\"
                         if (recursive) {
                             expandedPath += "**\\";
                         }
                         expandedPath += path.substring(wcMatch.index + wcMatch[0].length);
                         paths = paths.concat(ExpandWildcard(expandedPath));
                     }
                 }
             } else {
                 paths.push(path);
             }
             return paths;
         }

         function FindFirstPath(candidates) {
             /// <summary>Finds the first path present from a candidate list.</summary>
             /// <param name="candidates" type="Array">Array of paths (possibly with environment variables).</param>
             /// <returns type="String">The first folder on disk found; null if none are present.</returns>

             var paths = [];

             for (var i = 0; i < candidates.length; i++) {
                 var path = shell.ExpandEnvironmentStrings(candidates[i]);
                 paths = paths.concat(ExpandWildcard(path));
             }

             for (var i = 0; i < paths.length; i++) {
                 if (fso.FolderExists(paths[i]) || fso.FileExists(paths[i])) {
                     return paths[i];
                 }
             }
             return null;
         }

         function RunCommand(command, waitForExit, expectedExitCode) {
             /// <summary>Runs a command or program</summary>
             /// <param name="command" type="String">Command to run</param>
             /// <param name="waitForExit" type="Boolean">Whether to wait for program to exit</param>
             /// <param name="expectedExitCode" type="Integer">If waitForExit is true, throw if the exit code is not expected</param>
             /// <returns type="Integer">The exitcode if waitForExit is true; always 0 if waitForExit is false</returns>
             WScript.Echo("[cmd] " + command);
             var exitCode = shell.Run(command, 0, waitForExit);
             if (expectedExitCode !== undefined && exitCode !== expectedExitCode) {
                 throw { message: "Process exited with unexpected exit code. (Expected: " + expectedExitCode + ", Actual: " + exitCode + ")" };
             } else {
                 return exitCode;
             }
         }

         function SetupWebDevServer() {
             /// <summary>Starts up IIS Express if it's not running.</summary>
             /// <returns type="String">The URL to the server root.</returns>
             var siteName = "DataJS Development Site";
             var appName = "datajs";
             var port = "8989";
             var result = "http://" + shell.ExpandEnvironmentStrings("%COMPUTERNAME%").toLowerCase() + ":" + port + "/" + appName + "/";
             var url = result + "tests/common/TestLogger.svc";

             var success = CheckUrl(url);

             if (!success) {
                 // Assume that we need to launch this.
                 var src = fso.GetAbsolutePathName("..");

                 var folder = FindFirstPath([
                     "%ProgramFiles(x86)%\\IIS Express",
                     "%ProgramFiles%\\IIS Express"]);

                 if (!folder) {
                     throw { message: "Unable to find path to IIS Express" };
                 }

                 var appCmd = "\"" + folder + "\\appcmd.exe\"";
                 var iisExpress = "\"" + folder + "\\iisexpress.exe\"";

                 // Delete site if it already exists
                 WScript.Echo("Checking if site '" + siteName + "' already exists...");
                 if (RunCommand(appCmd + " list site \"" + siteName + "\"", true) === 0) {
                     WScript.Echo("Deleting existing site '" + siteName + "'...");
                     RunCommand(appCmd + " delete site \"" + siteName + "\"", true, 0);
                 }

                 // Create site and app
                 WScript.Echo("Creating site '" + siteName + "'...");
                 RunCommand(appCmd + " add site /name:\"" + siteName + "\" /bindings:http/*:" + port + ": /physicalPath:%IIS_BIN%\\AppServer\\empty_wwwroot", true, 0);

                 WScript.Echo("Creating application '" + appName + "'...");
                 RunCommand(appCmd + " add app /site.name:\"" + siteName + "\" /path:\"/" + appName + "\" /physicalPath:\"" + src + "\"", true, 0);

                 // Start the server
                 WScript.Echo("Starting IIS Express server...");
                 RunCommand(iisExpress + " /site:\"" + siteName + "\" /trace:error");

                 WScript.Sleep(2 * 1000);
                 success = attempt(function () {
                     WScript.Echo("Waiting for server to come up, looking for " + url + " ...");
                     return CheckUrl(url);
                 }, 5 * 1000, 3);

                 if (!success) {
                     throw { message: "Unable to verify the URL at " + url };
                 }
             }
             return result;
         }

         function CreateTestRunId(serviceRoot) {
             /// <summary>Creates a new test run ID from the service.</summary>
             /// <param name="serviceRoot" type="String">Root of logger service.</param>
             /// <returns type="String">The test run ID created.</returns>
             var xhr = WScript.CreateObject("Msxml2.ServerXMLHTTP.6.0");
             var url = serviceRoot + "CreateTestRun";
             xhr.open("GET", url, false);
             WScript.Echo("URL: " + url);
             xhr.send();

             var response = xhr.responseText;
             var result = parseJson(response);
             return result;
         }

         function GetBrowsers() {
             /// <summary>Gets the browsers that should be used for running the tests.</summary>
             /// <returns type="Object">Dictionary object containing the browser and its executable path as key value pairs.</returns>
             var localAppData = fso.FolderExists(shell.ExpandEnvironmentStrings("%LOCALAPPDATA%")) ? "%LOCALAPPDATA%" : "%USERPROFILE%\\Local Settings\\Application Data";
             var programFiles = fso.FolderExists(shell.ExpandEnvironmentStrings("%ProgramFiles(x86)%")) ? "%ProgramFiles(x86)%" : "%ProgramFiles%";
             var browsers = {
                 IE8: [programFiles + "\\Internet Explorer\\iexplore.exe"],
                 Firefox4: [programFiles + "\\Mozilla Firefox\\firefox.exe"],
                 Chrome: [programFiles + "\\Google\\Chrome\\Application\\chrome.exe", localAppData + "\\Google\\Chrome\\Application\\chrome.exe"],
                 Safari5: [programFiles + "\\Safari\\safari.exe"],
                 Opera: [programFiles + "\\Opera\\opera.exe"]
             };

             var browsersToRun = {};

             if (WScript.Arguments.Named.Exists("browsers")) {
                 browserNames = WScript.Arguments.Named.Item("browsers").split(',');
                 for (i in browserNames) {
                     var browserName = browserNames[i];
                     if (browsers[browserName]) {
                         browsersToRun[browserName] = browsers[browserName];
                     } else {
                         throw { message: "Unknown browser: " + browserName };
                     }
                 }
             }
             else {
                 browsersToRun = browsers;
             }

             return browsersToRun;
         }

         function GetTestFilesList() {
             /// <summary>Gets the list of test files that are going to be executed in the test run.</summary>
             /// <returns type="Array">The list of test files.</returns>
             var testFilesList = null;
             if (WScript.Arguments.Named.Exists("testFiles")) {
                 testFilesList = WScript.Arguments.Named.Item("testFiles").split(',');
             }

             if (testFilesList === null) {
                 testFilesList = getAllTestFiles();
             }

             WScript.Echo("Test files to be executed: " + testFilesList.toString());
             return testFilesList;
         }

         function GetOutputDirectory() {
             /// <summary>Gets the test run output directory.</summary>
             /// <returns type="String">Output directory.</returns>
             var result;
             if (WScript.Arguments.Named.Exists("outputDirectory")) {
                 result = WScript.Arguments.Named.Item("outputDirectory");
             } else {
                 result = shell.ExpandEnvironmentStrings("%DJSOUT%\\JSLib.sln\\tests");
             }

             // MISSING CODEPLEX CODE STARTS
             if (result === "%DJSOUT%\\JSLib.sln\\tests") {
                 result = shell.ExpandEnvironmentStrings("%_nttree%\\DataJS\\JSLib.sln\\tests");
             }
             // MISSING CODEPLEX CODE STOPS

             return result;
         }

         try {
             var root = SetupWebDevServer();
             var serviceRoot = root + "tests/common/TestLogger.svc/";
             var testRunId = CreateTestRunId(serviceRoot);
             WScript.Echo("Test Run ID: " + testRunId);

             var testFilesList = GetTestFilesList();
             var browsers = GetBrowsers();
             var outputDirectory = GetOutputDirectory();

             if (testFilesList.length > 0) {
                 var url = root + "tests/" + testFilesList[0] + "?testRunId=" + testRunId;
                 LaunchBrowser(browsers, serviceRoot, testFilesList.splice(1, testFilesList.length), url, testRunId, outputDirectory);
                 WriteTestRunResults(serviceRoot, testRunId, outputDirectory);
             }
             else {
                 WScript.Echo("No test files specified to run.");
             }
         } catch (e) {
             WScript.Echo("Error running tests");
             for (var p in e) WScript.Echo(p + ": " + e[p]);
             exitCode = 1;
         }

         WScript.Quit(exitCode);

     </script>
 </job>
	<!--
	Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
	Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
	files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
	modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
	Software is furnished to do so, subject to the following conditions:
	The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
	WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
	COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
	ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
	-->
	<job>
	<runtime>
	<description>Test driver for running datajs tests - run from the same directory as the script</description>
	<comment>
	Result codes:
	0 - success
	1 - failed to launch tests
	2 - tests failed
	</comment>
	<!-- MISSING CODEPLEX CODE STARTS -->
	<named name="testFiles" helpstring="Comma-separated list of HTML test files to run"
	type="string" required="false" />
	<named name="browsers" helpstring="Comma-separated list of browsers to run on" type="string"
	required="false" />
	<named name="timeout" helpstring="Timeout (in seconds) for each browser" type="string"
	required="false" />
	<named name="reinstallWCFDataServices" helpstring="If specified WCF Data Services will be reinstalled"
	type="boolean" required="false" />
	<!-- MISSING CODEPLEX CODE STOPS -->
	</runtime>
	<script language="JScript" src="test-list.js" />
	<script language="JScript">

	var exitCode;
	var fso = WScript.CreateObject("Scripting.FileSystemObject");
	var shell = WScript.CreateObject("WScript.Shell");

	function attempt(action, interval, maxAttempts) {
	/// <summary>Attempt an action at an interval, optionally for a maximum number of attempts</summary>
	/// <param name="action">Action callback; should return boolean whether it succeeded</param>
	/// <param name="interval">Interval (milliseconds) between attempts</param>
	/// <param name="maxAttempts">(Optional) Maximum number of attempts. Infinite if undefined.</param>
	/// <returns>Whether the action succeeded</returns>
	var done = false;
	var attempts = 0;
	while (!done) {
	var success = action();
	if (maxAttempts !== undefined) {
	attempts++;
	}
	done = success === true \|\| (maxAttempts !== undefined && attempts >= maxAttempts);
	if (!done) {
	WScript.Sleep(interval);
	}
	}

	return success;
	}

	function parseJson(text) {
	/// <summary>Parses a JSON document, removes the 'd' wrapper.</summary>
	try {
	return eval("(" + text + ")").d;
	} catch (e) {
	throw { message: "Error parsing JSON: [" + text + "]" };
	}
	}

	function SaveTextToFile(content, path) {
	/// <summary>Saves text content into a file.</summary>
	/// <param name="content" type="String">Content to save.</param>
	/// <param name="path" type="String">Path of file to save into.</param>
	var ForReading = 1, ForWriting = 2;
	var file = fso.OpenTextFile(path, ForWriting, true, -1 /* open as unicode */);
	file.Write(content);
	file.Close();
	}

	function GetUrlSync(url) {
	var xhr;
	xhr = WScript.CreateObject("Msxml2.ServerXMLHTTP.6.0");
	xhr.open("GET", url, false);
	xhr.send();
	return xhr.responseText;
	}

	function LaunchBrowser(browsers, serviceRoot, followingPages, url, testRunId, outputDirectory) {
	/// <summary>Launches a browsers and waits until the service tells us the run is complete.</summary>
	/// <param name="browsers">Browsers to run.</param>
	/// <param name="serviceRoot" type="String">Root URL of the logging service.</param>
	/// <param name="followingPages" type="Array">Array of pages that should follow the given url.</param>
	/// <param name="url" type="String">URL of the page to start the browser on.</param>
	/// <param name="testRunId" type="String">ID of the test run being monitored.</param>
	/// <param name="outputDirectory" type="String">Directory in which to output screenshots.</param>

	for (browserName in browsers) {
	var xhr;
	var markInProgressUrl = serviceRoot + "MarkInProgress?testRunId=" + testRunId;
	GetUrlSync(markInProgressUrl);

	// Add all the pages that follow the given URL.
	if (followingPages && followingPages.length > 0) {
	var addFilesUrl = serviceRoot + "AddTestPages?testRunId=" + testRunId + "&pages=" + followingPages.join();
	GetUrlSync(addFilesUrl);
	}

	var setPrefixUrl = serviceRoot + "SetTestNamePrefix?testRunId=" + testRunId + "&prefix=" + browserName + "-";
	GetUrlSync(setPrefixUrl);

	exitCode = 0;
	var response;

	// Only the first location found from the browsers array is used. If none of the listed locations of the browser exist and the browser argument was
	// explicitly used then an exception is thrown.
	var browserFound = false;
	for (var i = 0; i < browsers[browserName].length && !browserFound; i++) {
	var path = shell.ExpandEnvironmentStrings(browsers[browserName][i]);
	if (fso.FileExists(path)) {
	browserFound = true;

	WScript.Echo("Navigating to " + url + " with " + path);
	var browser = shell.Exec("\"" + path + "\" " + url);

	var checkRunUrl = serviceRoot + "IsTestRunInProgress?testRunId=" + testRunId;
	WScript.Echo("Monitoring status on " + checkRunUrl);

	var interval = 2000;
	var maxAttempts = WScript.Arguments.Named.Exists("timeout") ? Math.floor((WScript.Arguments.Named.Item("timeout") / interval) * 1000) : undefined;
	var success = attempt(function () {
	return parseJson(GetUrlSync(checkRunUrl)) !== true;
	}, interval, maxAttempts);
	if (!success) {
	WScript.Echo("Timed out waiting for test to complete");
	exitCode = 2;
	}

	RunCommand("taskkill.exe /pid " + browser.ProcessID, true);
	}
	}

	// If the "/browsers" argument was explicitly used and all location have been checked, then throw an exception.
	if (!browserFound) {
	var message = "Unable to find browser at: " + path;
	if (WScript.Arguments.Named.Exists("browsers")) {
	throw { message: message };
	} else {
	WScript.Echo(message);
	}
	}
	}
	}

	function WriteTestRunResults(serviceRoot, testRunId, outputDirectory) {
	/// <summary>Writes the results of the test run to disk and updates the overall status.</summary>
	/// <param name="serviceRoot" type="String">Root URL of the logging service.</param>
	/// <param name="testRunId" type="String">ID of the test run being monitored.</param>
	/// <param name="outputDirectory" type="String">Directory in which to write test result files.</param>

	var getResultsUrl = serviceRoot + "GetTestRunResults?testRunId=" + testRunId;
	WScript.Echo("Querying " + getResultsUrl);

	var response = GetUrlSync(getResultsUrl);

	var resultsPath = outputDirectory + "\\results.trx";
	WScript.Echo("Writing results.trx file to " + resultsPath);
	SaveTextToFile(response, resultsPath);

	var xml = new ActiveXObject("Msxml2.DOMDocument.6.0");
	xml.loadXML(response);
	xml.setProperty("SelectionNamespaces", "xmlns:trx='http://microsoft.com/schemas/VisualStudio/TeamTest/2010'");
	xml.setProperty("SelectionLanguage", "XPath");
	var resultNode = xml.selectSingleNode("/trx:TestRun/trx:ResultSummary");
	if (resultNode === null) {
	throw { message: "Unable to find results summary" };
	}

	var outcome = resultNode.getAttribute("outcome");
	if (outcome !== "Passed") {
	WScript.Echo("Outcome: " + outcome);
	var failedTests = xml.selectNodes("/trx:TestRun/trx:Results/trx:UnitTestResult[@outcome != 'Passed']/@testName");
	for (var i = 0; i < failedTests.length; i++) {
	WScript.Echo(" Failed test: " + failedTests[i].value);
	}
	exitCode = 2;
	} else {
	WScript.Echo("All tests passed.");
	}
	}

	function CheckUrl(url) {
	var xhr = WScript.CreateObject("Msxml2.ServerXMLHTTP.6.0");
	xhr.open("GET", url, false);
	var success = false;
	try {
	xhr.send();
	success = (xhr.status === 200);
	if (!success) {
	WScript.Echo("status: " + xhr.status + " - " + xhr.statusText);
	}
	} catch (err) {
	WScript.Echo("error: " + err.message);
	}

	return success;
	}

	function ExpandWildcard(path) {
	var wcRegEx = /\\\\?\\/;
	var wcMatch = wcRegEx.exec(path);

	var paths = [];
	if (wcMatch !== null) {
	var recursive = wcMatch[0] === "\\**\\";
	var basePath = path.substring(0, wcMatch.index);
	var relativePath = path.substring(wcMatch.index + wcMatch[0].length);

	if (fso.FolderExists(basePath)) {
	var folder = fso.GetFolder(basePath);
	var subFolders = new Enumerator(folder.SubFolders);

	paths = paths.concat(ExpandWildcard(basePath + "\\" + relativePath));

	for (; !subFolders.atEnd(); subFolders.moveNext()) {
	var expandedPath = subFolders.item().Path + "\\"
	if (recursive) {
	expandedPath += "**\\";
	}
	expandedPath += path.substring(wcMatch.index + wcMatch[0].length);
	paths = paths.concat(ExpandWildcard(expandedPath));
	}
	}
	} else {
	paths.push(path);
	}
	return paths;
	}

	function FindFirstPath(candidates) {
	/// <summary>Finds the first path present from a candidate list.</summary>
	/// <param name="candidates" type="Array">Array of paths (possibly with environment variables).</param>
	/// <returns type="String">The first folder on disk found; null if none are present.</returns>

	var paths = [];

	for (var i = 0; i < candidates.length; i++) {
	var path = shell.ExpandEnvironmentStrings(candidates[i]);
	paths = paths.concat(ExpandWildcard(path));
	}

	for (var i = 0; i < paths.length; i++) {
	if (fso.FolderExists(paths[i]) \|\| fso.FileExists(paths[i])) {
	return paths[i];
	}
	}
	return null;
	}

	function RunCommand(command, waitForExit, expectedExitCode) {
	/// <summary>Runs a command or program</summary>
	/// <param name="command" type="String">Command to run</param>
	/// <param name="waitForExit" type="Boolean">Whether to wait for program to exit</param>
	/// <param name="expectedExitCode" type="Integer">If waitForExit is true, throw if the exit code is not expected</param>
	/// <returns type="Integer">The exitcode if waitForExit is true; always 0 if waitForExit is false</returns>
	WScript.Echo("[cmd] " + command);
	var exitCode = shell.Run(command, 0, waitForExit);
	if (expectedExitCode !== undefined && exitCode !== expectedExitCode) {
	throw { message: "Process exited with unexpected exit code. (Expected: " + expectedExitCode + ", Actual: " + exitCode + ")" };
	} else {
	return exitCode;
	}
	}

	function SetupWebDevServer() {
	/// <summary>Starts up IIS Express if it's not running.</summary>
	/// <returns type="String">The URL to the server root.</returns>
	var siteName = "DataJS Development Site";
	var appName = "datajs";
	var port = "8989";
	var result = "http://" + shell.ExpandEnvironmentStrings("%COMPUTERNAME%").toLowerCase() + ":" + port + "/" + appName + "/";
	var url = result + "tests/common/TestLogger.svc";

	var success = CheckUrl(url);

	if (!success) {
	// Assume that we need to launch this.
	var src = fso.GetAbsolutePathName("..");

	var folder = FindFirstPath([
	"%ProgramFiles(x86)%\\IIS Express",
	"%ProgramFiles%\\IIS Express"]);

	if (!folder) {
	throw { message: "Unable to find path to IIS Express" };
	}

	var appCmd = "\"" + folder + "\\appcmd.exe\"";
	var iisExpress = "\"" + folder + "\\iisexpress.exe\"";

	// Delete site if it already exists
	WScript.Echo("Checking if site '" + siteName + "' already exists...");
	if (RunCommand(appCmd + " list site \"" + siteName + "\"", true) === 0) {
	WScript.Echo("Deleting existing site '" + siteName + "'...");
	RunCommand(appCmd + " delete site \"" + siteName + "\"", true, 0);
	}

	// Create site and app
	WScript.Echo("Creating site '" + siteName + "'...");
	RunCommand(appCmd + " add site /name:\"" + siteName + "\" /bindings:http/*:" + port + ": /physicalPath:%IIS_BIN%\\AppServer\\empty_wwwroot", true, 0);

	WScript.Echo("Creating application '" + appName + "'...");
	RunCommand(appCmd + " add app /site.name:\"" + siteName + "\" /path:\"/" + appName + "\" /physicalPath:\"" + src + "\"", true, 0);

	// Start the server
	WScript.Echo("Starting IIS Express server...");
	RunCommand(iisExpress + " /site:\"" + siteName + "\" /trace:error");

	WScript.Sleep(2 * 1000);
	success = attempt(function () {
	WScript.Echo("Waiting for server to come up, looking for " + url + " ...");
	return CheckUrl(url);
	}, 5 * 1000, 3);

	if (!success) {
	throw { message: "Unable to verify the URL at " + url };
	}
	}
	return result;
	}

	function CreateTestRunId(serviceRoot) {
	/// <summary>Creates a new test run ID from the service.</summary>
	/// <param name="serviceRoot" type="String">Root of logger service.</param>
	/// <returns type="String">The test run ID created.</returns>
	var xhr = WScript.CreateObject("Msxml2.ServerXMLHTTP.6.0");
	var url = serviceRoot + "CreateTestRun";
	xhr.open("GET", url, false);
	WScript.Echo("URL: " + url);
	xhr.send();

	var response = xhr.responseText;
	var result = parseJson(response);
	return result;
	}

	function GetBrowsers() {
	/// <summary>Gets the browsers that should be used for running the tests.</summary>
	/// <returns type="Object">Dictionary object containing the browser and its executable path as key value pairs.</returns>
	var localAppData = fso.FolderExists(shell.ExpandEnvironmentStrings("%LOCALAPPDATA%")) ? "%LOCALAPPDATA%" : "%USERPROFILE%\\Local Settings\\Application Data";
	var programFiles = fso.FolderExists(shell.ExpandEnvironmentStrings("%ProgramFiles(x86)%")) ? "%ProgramFiles(x86)%" : "%ProgramFiles%";
	var browsers = {
	IE8: [programFiles + "\\Internet Explorer\\iexplore.exe"],
	Firefox4: [programFiles + "\\Mozilla Firefox\\firefox.exe"],
	Chrome: [programFiles + "\\Google\\Chrome\\Application\\chrome.exe", localAppData + "\\Google\\Chrome\\Application\\chrome.exe"],
	Safari5: [programFiles + "\\Safari\\safari.exe"],
	Opera: [programFiles + "\\Opera\\opera.exe"]
	};

	var browsersToRun = {};

	if (WScript.Arguments.Named.Exists("browsers")) {
	browserNames = WScript.Arguments.Named.Item("browsers").split(',');
	for (i in browserNames) {
	var browserName = browserNames[i];
	if (browsers[browserName]) {
	browsersToRun[browserName] = browsers[browserName];
	} else {
	throw { message: "Unknown browser: " + browserName };
	}
	}
	}
	else {
	browsersToRun = browsers;
	}

	return browsersToRun;
	}

	function GetTestFilesList() {
	/// <summary>Gets the list of test files that are going to be executed in the test run.</summary>
	/// <returns type="Array">The list of test files.</returns>
	var testFilesList = null;
	if (WScript.Arguments.Named.Exists("testFiles")) {
	testFilesList = WScript.Arguments.Named.Item("testFiles").split(',');
	}

	if (testFilesList === null) {
	testFilesList = getAllTestFiles();
	}

	WScript.Echo("Test files to be executed: " + testFilesList.toString());
	return testFilesList;
	}

	function GetOutputDirectory() {
	/// <summary>Gets the test run output directory.</summary>
	/// <returns type="String">Output directory.</returns>
	var result;
	if (WScript.Arguments.Named.Exists("outputDirectory")) {
	result = WScript.Arguments.Named.Item("outputDirectory");
	} else {
	result = shell.ExpandEnvironmentStrings("%DJSOUT%\\JSLib.sln\\tests");
	}

	// MISSING CODEPLEX CODE STARTS
	if (result === "%DJSOUT%\\JSLib.sln\\tests") {
	result = shell.ExpandEnvironmentStrings("%_nttree%\\DataJS\\JSLib.sln\\tests");
	}
	// MISSING CODEPLEX CODE STOPS

	return result;
	}

	try {
	var root = SetupWebDevServer();
	var serviceRoot = root + "tests/common/TestLogger.svc/";
	var testRunId = CreateTestRunId(serviceRoot);
	WScript.Echo("Test Run ID: " + testRunId);

	var testFilesList = GetTestFilesList();
	var browsers = GetBrowsers();
	var outputDirectory = GetOutputDirectory();

	if (testFilesList.length > 0) {
	var url = root + "tests/" + testFilesList[0] + "?testRunId=" + testRunId;
	LaunchBrowser(browsers, serviceRoot, testFilesList.splice(1, testFilesList.length), url, testRunId, outputDirectory);
	WriteTestRunResults(serviceRoot, testRunId, outputDirectory);
	}
	else {
	WScript.Echo("No test files specified to run.");
	}
	} catch (e) {
	WScript.Echo("Error running tests");
	for (var p in e) WScript.Echo(p + ": " + e[p]);
	exitCode = 1;
	}

	WScript.Quit(exitCode);

	</script>
	</job>