Enable Wasm.Build.Tests.WasmTemplateTests.RunWithDifferentAppBundleLocations (#117985)

* Re-enable.

* Indent.

* Apply suggestion from @Copilot

Co-authored-by: Copilot <[email protected]>

---------

Co-authored-by: Copilot <[email protected]>
Co-authored-by: Larry Ewing <[email protected]>

Author: 3 people

src/mono/wasm/Wasm.Build.Tests/Templates/WasmTemplateTests.cs

@@ -72,7 +72,6 @@ void AddTestData(bool runOutsideProjectDirectory)
 
         [Theory, TestCategory("no-fingerprinting")]
         [MemberData(nameof(TestDataForAppBundleDir))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/108107")]
         public async Task RunWithDifferentAppBundleLocations(bool runOutsideProjectDirectory, string extraProperties)
             => await BrowserRunTwiceWithAndThenWithoutBuildAsync(Configuration.Release, extraProperties, runOutsideProjectDirectory);
 
@@ -83,13 +82,25 @@ private async Task BrowserRunTwiceWithAndThenWithoutBuildAsync(Configuration con
             UpdateBrowserMainJs();
 
             string workingDir = runOutsideProjectDirectory ? BuildEnvironment.TmpPath : _projectDir;
+            string projectFilePath = info.ProjectFilePath;
+            if (runOutsideProjectDirectory)
+            {
+                // When running outside, the project is in a subdirectory of workingDir
+                string? directoryName = Path.GetDirectoryName(projectFilePath);
+                if (directoryName == null)
+                    throw new InvalidOperationException($"Invalid project file path: {projectFilePath}");
+
+                string projectDirName = Path.GetFileName(directoryName);
+                string projectFileName = Path.GetFileName(projectFilePath);
+                projectFilePath = Path.Combine(projectDirName, projectFileName);
+            }
 
             {
                 using var runCommand = new RunCommand(s_buildEnv, _testOutput)
                                             .WithWorkingDirectory(workingDir);
 
                 await using var runner = new BrowserRunner(_testOutput);
-                var page = await runner.RunAsync(runCommand, $"run --no-silent -c {config} --project \"{info.ProjectName}.csproj\" --forward-console");
+                var page = await runner.RunAsync(runCommand, $"run --no-silent -c {config} --project \"{projectFilePath}\" --forward-console");
                 await runner.WaitForExitMessageAsync(TimeSpan.FromMinutes(2));
                 Assert.Contains("Hello, Browser!", string.Join(Environment.NewLine, runner.OutputLines));
             }
@@ -99,7 +110,7 @@ private async Task BrowserRunTwiceWithAndThenWithoutBuildAsync(Configuration con
                                             .WithWorkingDirectory(workingDir);
 
                 await using var runner = new BrowserRunner(_testOutput);
-                var page = await runner.RunAsync(runCommand, $"run --no-silent -c {config} --no-build --project \"{info.ProjectName}.csproj\" --forward-console");
+                var page = await runner.RunAsync(runCommand, $"run --no-silent -c {config} --no-build --project \"{projectFilePath}\" --forward-console");
                 await runner.WaitForExitMessageAsync(TimeSpan.FromMinutes(2));
                 Assert.Contains("Hello, Browser!", string.Join(Environment.NewLine, runner.OutputLines));
             }