perf: run test executable directly and remove SingleFile test mode

.github/workflows/dotnet.yml

@@ -110,10 +110,7 @@ jobs:
         run: dotnet build -c Release
 
       - name: Publish AOT
-        run: dotnet publish TUnit.TestProject/TUnit.TestProject.csproj -c Release --use-current-runtime -p:Aot=true -o TESTPROJECT_AOT --framework net8.0
-
-      - name: Publish Single File
-        run: dotnet publish TUnit.TestProject/TUnit.TestProject.csproj -c Release --use-current-runtime -p:SingleFile=true -o TESTPROJECT_SINGLEFILE --framework net8.0
+        run: dotnet publish TUnit.TestProject/TUnit.TestProject.csproj -c Release --use-current-runtime -p:Aot=true -o TESTPROJECT_AOT --framework net10.0
 
       - name: Run Pipeline
         uses: ./.github/actions/execute-pipeline

TUnit.Engine.Tests/Enums/TestMode.cs

@@ -5,5 +5,4 @@ public enum TestMode
     SourceGenerated,
     Reflection,
     AOT,
-    SingleFileApplication,
 }

TUnit.Engine.Tests/ExternalCancellationTests.cs

@@ -73,13 +73,12 @@ private async Task RunTestWithExternalCancellation(string filter, string markerF
                 .WithWorkingDirectory(testProject.DirectoryName!)
                 .WithValidation(CommandResultValidation.None),
 
-            // Skip AOT and SingleFile modes for external cancellation (only test in CI)
+            // Skip AOT mode for external cancellation (only test in CI)
             TestMode.AOT => null,
-            TestMode.SingleFileApplication => null,
             _ => throw new ArgumentOutOfRangeException(nameof(testMode), testMode, null)
         };
 
-        // Skip AOT and SingleFile modes
+        // Skip AOT mode
         if (command == null)
         {
             return;

TUnit.Engine.Tests/InvokableTestBase.cs

@@ -19,7 +19,6 @@ public static IEnumerable<TestMode> GetTestModes()
         if (!EnvironmentVariables.IsNetFramework)
         {
             yield return TestMode.AOT;
-            yield return TestMode.SingleFileApplication;
         }
     }
 
@@ -43,7 +42,6 @@ protected Task RunTestsWithFilter(string filter,
             TestMode.SourceGenerated => RunWithoutAot(filter, assertions, runOptions, assertionExpression),
             TestMode.Reflection => RunWithoutAot(filter, assertions, runOptions.WithArgument("--reflection"), assertionExpression),
             TestMode.AOT => RunWithAot(filter, assertions, runOptions, assertionExpression),
-            TestMode.SingleFileApplication => RunWithSingleFile(filter, assertions, runOptions, assertionExpression),
             _ => throw new ArgumentOutOfRangeException(nameof(testMode), testMode, null)
         };
     }
@@ -52,15 +50,17 @@ private async Task RunWithoutAot(string filter,
         List<Action<TestRun>> assertions, RunOptions runOptions, string assertionExpression)
     {
         var testProject = Sourcy.DotNet.Projects.TUnit_TestProject;
+        var projectName = Path.GetFileNameWithoutExtension(testProject.Name);
+        var binDir = new DirectoryInfo(Path.Combine(testProject.DirectoryName!, "bin", "Release", GetEnvironmentVariable));
+
+        var executable = binDir.EnumerateFiles(projectName).FirstOrDefault()
+                      ?? binDir.EnumerateFiles(projectName + ".exe").First();
+
         var guid = Guid.NewGuid().ToString("N");
         var trxFilename = guid + ".trx";
-        var command = Cli.Wrap("dotnet")
+        var command = Cli.Wrap(executable.FullName)
             .WithArguments(
                 [
-                    "run",
-                    "--no-build",
-                    "-f", GetEnvironmentVariable,
-                    "--configuration", "Release",
                     "--treenode-filter", filter,
                     "--report-trx", "--report-trx-filename", trxFilename,
                     "--diagnostic-verbosity", "Debug",
@@ -110,40 +110,6 @@ private async Task RunWithAot(string filter, List<Action<TestRun>> assertions,
         await RunWithFailureLogging(command, runOptions, trxFilename, assertions, assertionExpression);
     }
 
-    private async Task RunWithSingleFile(string filter,
-        List<Action<TestRun>> assertions, RunOptions runOptions, string assertionExpression)
-    {
-        if (Environment.GetEnvironmentVariable("GITHUB_ACTIONS") != "true")
-        {
-            return;
-        }
-
-        var files = FindFolder(x => x.Name == "TESTPROJECT_SINGLEFILE")!
-            .EnumerateFiles("*", SearchOption.AllDirectories)
-            .ToArray();
-
-        var aotApp = files.FirstOrDefault(x => x.Name == "TUnit.TestProject")
-                     ?? files.First(x => x.Name == "TUnit.TestProject.exe");
-
-        var guid = Guid.NewGuid().ToString("N");
-        var trxFilename = guid + ".trx";
-
-        var command = Cli.Wrap(aotApp.FullName)
-            .WithArguments(
-                [
-                    "--treenode-filter", filter,
-                    "--report-trx", "--report-trx-filename", trxFilename,
-                    "--diagnostic-verbosity", "Debug",
-                    "--diagnostic", "--diagnostic-file-prefix", $"log_{GetType().Name}_SINGLEFILE_",
-                    "--timeout", "5m",
-                    ..runOptions.AdditionalArguments
-                ]
-            )
-            .WithValidation(CommandResultValidation.None);
-
-        await RunWithFailureLogging(command, runOptions, trxFilename, assertions, assertionExpression);
-    }
-
     protected static FileInfo? FindFile(Func<FileInfo, bool> predicate)
     {
         return FileSystemHelpers.FindFile(predicate);