Add tests for help in dotnet test (#46715)

Author: mariam-abdulla

src/Cli/dotnet/commands/dotnet-test/TestCommandParser.cs

@@ -146,8 +146,6 @@ private static CliOption<string> CreateBlameHangDumpOption()
 
         private static readonly CliCommand Command = ConstructCommand();
 
-
-
         public static CliCommand GetCommand()
         {
             return Command;

test/dotnet-test.Tests/GivenDotnetTestBuildsAndRunsHelp.cs

@@ -1,7 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-using dotnet.Tests;
+using Microsoft.DotNet.Tools.Common;
 using CommandResult = Microsoft.DotNet.Cli.Utils.CommandResult;
 
 namespace Microsoft.DotNet.Cli.Test.Tests
@@ -12,8 +12,8 @@ public GivenDotnetTestBuildsAndRunsHelp(ITestOutputHelper log) : base(log)
         {
         }
 
-        [InlineData(Constants.Debug)]
-        [InlineData(Constants.Release)]
+        [InlineData(TestingConstants.Debug)]
+        [InlineData(TestingConstants.Release)]
         [Theory]
         public void RunHelpOnTestProject_ShouldReturnZeroAsExitCode(string configuration)
         {
@@ -26,20 +26,21 @@ public void RunHelpOnTestProject_ShouldReturnZeroAsExitCode(string configuration
 
             if (!TestContext.IsLocalized())
             {
-                Assert.Matches(@"Extension options:\s+--[\s\S]*", result.StdOut);
+                Assert.Matches(@"Extension Options:\s+--[\s\S]*", result.StdOut);
                 Assert.Matches(@"Options:\s+--[\s\S]*", result.StdOut);
             }
 
             result.ExitCode.Should().Be(ExitCodes.Success);
         }
 
-        [InlineData(Constants.Debug)]
-        [InlineData(Constants.Release)]
+        [InlineData(TestingConstants.Debug)]
+        [InlineData(TestingConstants.Release)]
         [Theory]
         public void RunHelpOnMultipleTestProjects_ShouldReturnZeroAsExitCode(string configuration)
         {
             TestAsset testInstance = _testAssetsManager.CopyTestAsset("ProjectSolutionForMultipleTFMs", Guid.NewGuid().ToString())
                 .WithSource();
+            testInstance.WithTargetFramework($"{DotnetVersionHelper.GetPreviousDotnetVersion()}", "TestProject");
 
             CommandResult result = new DotnetTestCommand(Log, disableNewOutput: false)
                                     .WithWorkingDirectory(testInstance.Path)
@@ -48,13 +49,13 @@ public void RunHelpOnMultipleTestProjects_ShouldReturnZeroAsExitCode(string conf
 
             if (!TestContext.IsLocalized())
             {
-                Assert.Matches(@"Extension options:\s+--[\s\S]*", result.StdOut);
+                Assert.Matches(@"Extension Options:\s+--[\s\S]*", result.StdOut);
                 Assert.Matches(@"Options:\s+--[\s\S]*", result.StdOut);
 
-                string net9ProjectDllRegex = @"\s+.*\\net9\.0\\TestProjectWithNet9\.dll.*\s+--report-trx\s+--report-trx-filename";
-                string net48ProjectExeRegex = @"\s+.*\\net4\.8\\TestProjectWithNetFramework\.exe.*\s+--report-trx\s+--report-trx-filename";
+                string directorySeparator = PathUtility.GetDirectorySeparatorChar();
+                string otherTestProjectPattern = @$"Unavailable extension options:\s+.*{directorySeparator}{ToolsetInfo.CurrentTargetFramework}{directorySeparator}OtherTestProject\.dll.*\s+(--report-trx\s+--report-trx-filename|--report-trx-filename\s+--report-trx)";
 
-                Assert.Matches(@$"Unavailable extension options:(?:({net9ProjectDllRegex})|({net48ProjectExeRegex}))(?:({net48ProjectExeRegex})|({net9ProjectDllRegex}))", result.StdOut);
+                Assert.Matches(otherTestProjectPattern, result.StdOut);
             }
 
             result.ExitCode.Should().Be(ExitCodes.Success);

test/dotnet.Tests/dotnet.Tests.csproj

@@ -56,7 +56,6 @@
     <Compile Include="..\Microsoft.DotNet.CommandFactory.Tests\**\*.cs" LinkBase="CommandFactory" />
     <Compile Include="..\Microsoft.DotNet.Configurer.UnitTests\**\*.cs" LinkBase="Configurer" />
     <Compile Include="..\Microsoft.DotNet.ShellShim.Tests\**\*.cs" LinkBase="ShellShim" />
-    <Compile Remove="..\dotnet-test.Tests\GivenDotnetTestBuildsAndRunsHelp.cs" />
     <Compile Remove="..\dotnet-test.Tests\MSBuildHandlerTests.cs" />
 
     <None Include="..\Microsoft.DotNet.ShellShim.Tests\WpfBinaryTestAsssets\testwpf.dll" LinkBase="WpfBinaryTestAsssets">