📦 Enforce a single LF at EOF (#232)

* tests to enforce single lf at eof

* AboutPSObjects.Koans.ps1 w LF at EOF

PSKoans/Koans/Cmdlets 1/AboutNewObject.Koans.ps1

@@ -36,4 +36,4 @@ Describe 'New-Object' {
         $Object | Should -BeOfType System.Management.Automation.PSObject
         $Object2 | Should -BeOfType __
     }
-}
+}

PSKoans/Koans/Cmdlets 1/AboutPSProviders.Koans.ps1

@@ -286,4 +286,3 @@ Describe 'Variable Provider' {
         }
     }
 }
-

PSKoans/Koans/Constructs and Patterns/AboutAdvancedFunctions.Koans.ps1

@@ -4,4 +4,4 @@ param()
 
 <#
     Advanced Functions
-#>
+#>

PSKoans/Koans/Constructs and Patterns/AboutPSObjects.Koans.ps1

@@ -116,4 +116,4 @@ Describe 'PSObject' {
 
         @( '__', '__', '__') | Should -Be $PropertyTypes
     }
-}
+}

PSKoans/Koans/Foundations/AboutFunctionsAndScriptBlocks.Koans.ps1

@@ -124,4 +124,4 @@ Describe 'Script Block' {
         $Script | Should -Throw
         $Script2 | Should -Throw
     }
-}
+}

PSKoans/Koans/Foundations/AboutTheStockChallenge.Koans.ps1

@@ -58,4 +58,4 @@ Describe "The Stock Challenge" {
 
         Get-GreatestVarianceDate -Data $StockData | Should -Be "2012-03-13"
     }
-}
+}

PSKoans/Koans/Testing Grounds/TestingArrays.Koans.ps1

@@ -77,4 +77,4 @@ Context 'First Test: Arrays' {
             Limit-ArrayItems -Data $Data -Number 3
         }
     }
-}
+}

PSKoans/Koans/Testing Grounds/TestingHashtables.Koans.ps1

@@ -1,4 +1,3 @@
 using module PSKoans
 [Koan(Position = 115)]
 param()
-

Tests/KoanValidation.Tests.ps1

@@ -4,7 +4,7 @@ $KoanFolder = $ProjectRoot | Join-Path -ChildPath 'PSKoans' | Join-Path -ChildPa
 Describe "Koan Assessment" {
 
     $Scripts = Get-ChildItem -Path $KoanFolder -Recurse -Filter '*.Koans.ps1'
-
+    
     # TestCases are splatted to the script so we need hashtables
     $TestCases = $Scripts | ForEach-Object { @{File = $_ } }
     It "<File> koans should be valid powershell" -TestCases $TestCases {
@@ -16,4 +16,11 @@ Describe "Koan Assessment" {
         [System.Management.Automation.Language.Parser]::ParseFile($file.FullName, [ref]$Tokens, [ref]$Errors) > $null
         $Errors.Count | Should -Be 0
     }
+
+    It "<File> should include one (and only one) line feed at end of file" -TestCases $TestCases {
+        param($File)
+        $crlf = [Regex]::Match(($File | Get-Content -Raw), '(\r?(?<lf>\n))+\Z')
+        $crlf.Groups['lf'].Captures.Count | Should -Be 1
+    }
+
 }

Tests/ModuleValidation.Tests.ps1

@@ -24,6 +24,12 @@ Describe "General project validation: $ModuleName" {
         $Errors.Count | Should -Be 0
     }
 
+    It "<File> should include one (and only one) line feed at end of file" -TestCases $TestCases {
+        param($File)
+        $crlf = [Regex]::Match(($File | Get-Content -Raw), '(\r?(?<lf>\n))+\Z')
+        $crlf.Groups['lf'].Captures.Count | Should -Be 1
+    }
+
     It "'$ModuleName' can import cleanly" {
         {Import-Module (Join-Path $ModuleRoot "$ModuleName.psm1") -Force} | Should -Not -Throw
     }