Updated testing methodology to not create test scripts and just test in main code.

preferences/powershell-wpf.md

@@ -101,18 +101,8 @@ Import-Module "$script:AppRoot\Modules\ProjectName.psm1" -Force
 
 ## Testing
 
-- Use **Pester** for unit testing
-- Always provide a Pester test file alongside new functions
-- At minimum, test: happy path, expected failure cases, and edge cases
-- Run tests with: `Invoke-Pester -Path .\Tests\ -Output Detailed`
-
-```powershell
-# Tests/Get-UserConfig.Tests.ps1
-Describe "Get-UserConfig" {
-    It "Returns default config when file does not exist" { ... }
-    It "Loads config from valid .psd1 file" { ... }
-}
-```
+- Do **not** create test files — I'll run the code directly to verify it works
+- If asked to write tests, use **Pester** with `Invoke-Pester -Path .\Tests\ -Output Detailed`
 
 ## Comments