Integrate test coverage reporting into the psake build script (#66)

* Integrate coverage reporting into psake script
* Fix versioning bug in build script

scripts/psake-build.ps1

@@ -50,8 +50,8 @@ Task Clean.PublishFolder {
 Task Generate.Version {
     
     $script:versionBase = get-content $baseDir\version.txt -ErrorAction SilentlyContinue
-    if ($version -eq $null) {
-        throw "Unable to load .\version.txt"
+    if ($versionBase -eq $null) {
+        throw "Unable to load $baseDir\version.txt"
     }
     $versionLastUpdated = git rev-list -1 HEAD $baseDir\version.txt
     $script:patchVersion = git rev-list "$versionLastUpdated..HEAD" --count
@@ -92,6 +92,24 @@ Task Unit.Tests -Depends Requires.DotNetExe, Build.SesTest {
     }
 }
 
+Task Cover.Tests -Depends Requires.Opencover, Requires.ReportGenerator, Requires.OutDir, Build.SesTest {
+    $filter = "+[*]* -[xunit.*]* -[Fluent*]* -[*.Tests]*"
+    $logLevel = "info"
+
+    foreach ($project in (resolve-path $testsDir\*\*.csproj)){
+        $projectName = split-path $project -Leaf
+        Write-SubtaskName $projectName
+
+        exec {
+            & $openCoverExe -oldStyle "-target:$dotnetExe" "-targetargs:test $project" -register:user "-filter:$filter" -log:$loglevel -output:$outDir\$projectName.cover.xml
+        }
+    }
+
+    Write-SubtaskName "Generating Coverage Report"
+
+    & $reportGeneratorExe "-reports:$outDir\*.cover.xml" "-targetdir:$outDir\cover\"
+}
+
 Task Publish.SesTest.Win64 -Depends Requires.DotNetExe, Restore.NuGetPackages {
     exec {
         & $dotnetExe publish $srcDir\sestest\sestest.csproj --self-contained --output $publishDir\sestest\win10-x64 --runtime win10-x64 /p:Version=$semanticVersion
@@ -156,13 +174,11 @@ Task Requires.Configuration {
 Task Requires.DotNetExe {
     $script:dotnetExe = (get-command dotnet).Path
 
-    if ($dotnetExe -eq $null)
-    {
+    if ($dotnetExe -eq $null) {
         $script:dotnetExe = resolve-path $env:ProgramFiles\dotnet\dotnet.exe -ErrorAction SilentlyContinue
     }
     
-    if ($dotnetExe -eq $null)
-    {
+    if ($dotnetExe -eq $null) {
         throw "Failed to find dotnet.exe"
     }
 
@@ -173,19 +189,40 @@ Task Requires.MsBuild {
     # prefer MSBuild from VS2017 if its there
     $script:msbuildExe = resolve-path "${env:ProgramFiles(x86)}\Microsoft Visual Studio\2017\*\MSBuild\*\Bin\MSBuild.exe" -ErrorAction SilentlyContinue
 
-    if ($msbuildExe -eq $null)
-    {
+    if ($msbuildExe -eq $null) {
         $script:msbuildExe = (get-command msbuild).Path
     }
 
-    if ($msbuildExe -eq $null)
-    {
+    if ($msbuildExe -eq $null) {
         throw "Failed to find msbuild.exe"
     }
 
     Write-Host "MSBuild executable: $msbuildExe"
 }
 
+Task Requires.OpenCover {
+
+    $script:openCoverExe = resolve-path $env:userprofile\.nuget\packages\OpenCover\*\tools\OpenCover.Console.exe -ErrorAction SilentlyContinue
+
+    if ($openCoverExe -eq $null) {
+        throw "Failed to find OpenCover.Console.exe"
+    }
+
+    Write-Output "Opencover executable: $openCoverExe"
+}
+
+Task Requires.OutDir {
+    if (!(test-path $outDir)) {
+        mkdir $outDir -ErrorAction SilentlyContinue | Out-Null
+    }
+
+    if (!(test-path $outDir)) {
+        throw "Output folder does not exist"
+    }
+
+    Write-Host "Output folder is $outDir"
+}
+
 Task Requires.Platform {
 
     if ($targetPlatform -eq $null) {
@@ -195,6 +232,19 @@ Task Requires.Platform {
     Write-Host "Target platform is $targetPlatform"
 }
 
+Task Requires.ReportGenerator {
+    
+        $script:reportGeneratorExe = resolve-path $env:userprofile\.nuget\packages\reportgenerator\*\tools\ReportGenerator.exe -ErrorAction SilentlyContinue | 
+            Sort-Object -Property "Name" | 
+            select-object -last 1
+    
+        if ($reportGeneratorExe -eq $null) {
+            throw "Failed to find ReportGenerator.exe"
+        }
+    
+        Write-Output "Report Generator executable: $reportGeneratorExe"
+    }
+
 ## --------------------------------------------------------------------------------
 ##   Support Functions
 ## --------------------------------------------------------------------------------

test-coverage.ps1

@@ -1,37 +1,5 @@
 #
 # Run unit tests and generate a coverage report
 #
-
-. $PSScriptRoot\scripts\includes.ps1
-
-Write-Divider
-$dotnetExe = (get-command dotnet).Path
-Write-Output "Dotnet executable:           $dotnetExe"
-
-$openCoverExe = resolve-path $env:userprofile\.nuget\packages\OpenCover\*\tools\OpenCover.Console.exe 
-Write-Output "Opencover executable:        $openCoverExe"
-
-$reportGeneratorExe = resolve-path $env:userprofile\.nuget\packages\reportgenerator\*\tools\ReportGenerator.exe
-Write-Output "Report Generator executable: $reportGeneratorExe"
-Write-Divider
-
-$commonTests = resolve-path .\tests\Microsoft.Azure.Batch.SoftwareEntitlement.Common.Tests\*.csproj
-$sesTests = resolve-path .\tests\Microsoft.Azure.Batch.SoftwareEntitlement.Tests\*.csproj
-$logLevel = "info"
-
-$filter = "+[*]* -[xunit.*]* -[Fluent*]* -[*.Tests]*"
-
-Write-Header "Running tests for: $commonTests"
-& $openCoverExe -oldStyle "-target:$dotnetExe" "-targetargs:test $commonTests" -register:user "-filter:$filter" -log:$loglevel -output:.\out\Common.cover.xml
-
-Write-Header "Running tests for $sesTests"
-& $openCoverExe -oldStyle "-target:$dotnetExe" "-targetargs:test $sesTests" -register:user "-filter:$filter" -log:$loglevel -output:.\out\Ses.cover.xml
-
-Write-Header "Generating Report"
-& $reportGeneratorExe "-reports:.\out\Common.cover.xml;.\out\Ses.cover.xml" "-targetdir:.\out\cover\"
-
-$reportIndex = resolve-path .\out\cover\index.htm
-Write-Divider
-Write-Output "Test coverage report file:   $reportIndex"
-
-& $reportIndex
+. .\scripts\bootstrap.ps1
+invoke-psake -buildFile .\scripts\psake-build.ps1 -taskList Cover.Tests