Merged PR 642128: QTest: Add mstest_retail option

Add option to provide the vstest.console.exe tool to be used to run tests.

Update nuget to incorporate changes that update how Fakes and Code Coverage are handled for TestPlatform.

Test build: https://mseng.visualstudio.com/Domino/_build/results?buildId=16562693&view=results

Related work items: #1874080

Public/Sdk/Public/Tools/QTest/Tool.QTestRunner.dsc

@@ -91,6 +91,11 @@ function getQCodeCoverageEnumType(coverageOption: CoverageOptions): string {
 
 function qTestTypeToString(args: QTestArguments) : string {
     switch (args.qTestType) {
+        case QTestType.msTest_retail:
+            if (args.qTestMsTestPlatformRootPath)
+                return "MsTest_Retail";
+            else
+                Contract.fail("qTestMsTestPlatformRootPath must be set for msTest_retail type.");
         case QTestType.msTest_latest:
             return args.useVsTest150 ? "MsTest_150" : "MsTest_Latest";
         case QTestType.Gradle:
@@ -317,7 +322,8 @@ export function runQTest(args: QTestArguments): Result {
         Cmd.option("--AzureDevOpsLogUploadMode ", args.qTestAzureDevOpsLogUploadMode),
         Cmd.flag("--EnableBlameCollector", args.qTestEnableBlameCollector),
         Cmd.flag("--EnableMsTestTraceLogging", args.qTestEnableMsTestTraceLogging),
-        Cmd.option("--VstestConsoleLoggerOptions ", args.qTestVstestConsoleLoggerOptions)
+        Cmd.option("--VstestConsoleLoggerOptions ", args.qTestVstestConsoleLoggerOptions),
+        Cmd.option("--msBuildToolsRoot ", Artifact.input(args.qTestMsTestPlatformRootPath))
     ];
 
     if (isJSProject) {
@@ -496,7 +502,10 @@ export const enum QTestType {
     @@Tool.option("--runner Gradle")
     Gradle = 2,
     @@Tool.option("--runner Console")
-    Console = 3
+    Console = 3,
+    /** Uses vstest from the provided Microsoft.TestPlatform package to execute tests. Microsoft.TestPlatform above 15.0.0 is supported. */
+    @@Tool.option("--runner MsTest_Retail")
+    msTest_retail = 4
 }
 
 /**
@@ -629,7 +638,9 @@ export interface QTestArguments extends Transformer.RunnerArguments {
     /** When true, the DBS.QTest.exe invokes VsTest with diagnostic tracing.*/
     qTestEnableMsTestTraceLogging?: boolean;
     /** Allows additional options to be appended to console logger.*/
-    qTestVstestConsoleLoggerOptions?: string; 
+    qTestVstestConsoleLoggerOptions?: string;
+    /** Specifies the path for tools/net451 directory from Microsoft.TestPlatform package used to acquire vstest.console.exe */
+    qTestMsTestPlatformRootPath?: StaticDirectory;
     /** Nested tool options */
     tools?: {
         /** 

cg/nuget/cgmanifest.json

@@ -168,7 +168,7 @@
         "Type": "NuGet",
         "NuGet": {
           "Name": "CB.QTest",
-          "Version": "21.11.1.140036"
+          "Version": "21.12.17.115124"
         }
       }
     },

config.microsoftInternal.dsc

@@ -22,7 +22,7 @@ export const pkgs = isMicrosoftInternal ? [
     { id: "Aria.Cpp.SDK.osx-x64", version: "8.5.6" },
     { id: "Aria.Cpp.SDK.win-x64", version: "8.5.6", osSkip: [ "macOS", "unix" ] },
 
-    { id: "CB.QTest", version: "21.11.1.140036", osSkip: [ "macOS", "unix" ] },
+    { id: "CB.QTest", version: "21.12.17.115124", osSkip: [ "macOS", "unix" ] },
 
     { id: "BuildXL.Tracing.AriaTenantToken", version: "1.0.0" },