Fix case-sensitive path lookup for Performance Toolkit sample app on Linux

Actions/CreateApp/CreateApp.ps1

@@ -59,10 +59,13 @@ try {
                 $sampleApp = (Get-Item -Path $sampleApp).FullName
             }
             else {
-                $sampleApp = Join-Path $folders[1] "Applications\testframework\performancetoolkit\Microsoft_Performance Toolkit Samples.app"
+                # Narrow the search to the Applications subdirectory if present, to avoid traversing the entire artifact tree
+                $searchRoot = Get-ChildItem -Path $folders[1] -Directory -ErrorAction SilentlyContinue | Where-Object { $_.Name -ieq 'Applications' } | Select-Object -First 1 -ExpandProperty FullName
+                if (!$searchRoot) { $searchRoot = $folders[1] }
+                $sampleApp = Get-ChildItem -Path $searchRoot -Filter "Microsoft_Performance Toolkit Samples.app" -File -Recurse -ErrorAction SilentlyContinue | Select-Object -First 1 -ExpandProperty FullName
             }
-            if (!(Test-Path -Path $sampleApp)) {
-                throw "Could not locate sample app for the Business Central version"
+            if (!$sampleApp -or !(Test-Path -Path $sampleApp)) {
+                throw "Could not locate 'Microsoft_Performance Toolkit Samples.app' under '$($folders[1])'"
             }
 
             Extract-AppFileToFolder -appFilename $sampleApp -generateAppJson -appFolder $tmpFolder

RELEASENOTES.md

@@ -26,6 +26,7 @@ The `DownloadProjectDependencies` action now downloads only artifacts from depen
 - Issue 2211 - Cannot create a release if a project contains only test apps
 - Issue 2214 - Workspace compilation not working with external dependencies
 - Issue 2235 - Workspace compilation: only the first `customCodeCops` entry resolved when multiple relative paths were configured. Relative `customCodeCops` paths are now resolved against the project folder before being passed to the compiler.
+- Issue 2265 - Creating a Performance Test App fails on Linux due to case-sensitive path lookup for the Performance Toolkit sample app
 
 ## v9.0
 

Tests/CreateApp.Action.Test.ps1

@@ -25,4 +25,28 @@ Describe "CreateApp Action Tests" {
 
     # Call action
 
+    It 'Should find Performance Toolkit sample app with <Casing> directory casing' -TestCases @(
+        @{ Casing = 'PascalCase'; Dirs = @('Applications', 'TestFramework', 'performancetoolkit') }
+        @{ Casing = 'lowercase';  Dirs = @('applications', 'testframework', 'performancetoolkit') }
+    ) {
+        param($Casing, $Dirs)
+        $tempDir = Join-Path ([System.IO.Path]::GetTempPath()) ([Guid]::NewGuid().ToString())
+        try {
+            $sampleAppDir = Join-Path $tempDir $Dirs[0] $Dirs[1] $Dirs[2]
+            New-Item -Path $sampleAppDir -ItemType Directory -Force | Out-Null
+            $sampleAppFile = Join-Path $sampleAppDir "Microsoft_Performance Toolkit Samples.app"
+            Set-Content -Path $sampleAppFile -Value "dummy"
+
+            # Use the same lookup logic as in CreateApp.ps1: narrow to Applications subdirectory first
+            $searchRoot = Get-ChildItem -Path $tempDir -Directory -ErrorAction SilentlyContinue | Where-Object { $_.Name -ieq 'Applications' } | Select-Object -First 1 -ExpandProperty FullName
+            if (!$searchRoot) { $searchRoot = $tempDir }
+            $result = Get-ChildItem -Path $searchRoot -Filter "Microsoft_Performance Toolkit Samples.app" -File -Recurse -ErrorAction SilentlyContinue | Select-Object -First 1 -ExpandProperty FullName
+
+            $result | Should -Not -BeNullOrEmpty
+            $result | Should -Be $sampleAppFile
+        }
+        finally {
+            Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue
+        }
+    }
 }