DSCResource.Tests/DscResource.CodeCoverage/CodeCovIo.psm1
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<#
.SYNOPSIS Updates a hash table with the Unique file lines Structure: RootTable.[FileKey].[SubTable].[Line] .PARAMETER FileLine The table to update .PARAMETER Command The list of Command from pester to update the table based on .PARAMETER RepoRoot The path to the root of the repo. This part of the path will not be included in the report. Needed to normalize all the reports. .PARAMETER TableName The path of the file to write the report to. #> function Add-UniqueFileLineToTable { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [HashTable] $FileLine, [Parameter(Mandatory = $true)] [Object] $Command, [Parameter(Mandatory = $true)] [String] $RepoRoot, [Parameter(Mandatory = $true)] [String] $TableName ) # file paths need to be relative to repo root when querying GIT Push-Location -LiteralPath $RepoRoot try { Write-Verbose -Message "running git ls-files" -Verbose # Get the list of files as Git sees them $fileKeys = & git.exe ls-files # Populate the sub-table foreach ($command in $Command) { #Find the file as Git sees it $file = $command.File $fileKey = $file.replace($RepoRoot,'').TrimStart('\').replace('\','/') $fileKey = $fileKeys.where{$_ -like $fileKey} if ($null -eq $fileKey) { Write-Warning -Message "Unexpected error filekey was null" continue } elseif ($fileKey.Count -ne 1) { Write-Warning -Message "Unexpected error, more than one git file matched file ($file): $($fileKey -join ', ')" continue } $fileKey = $fileKey | Select-Object -First 1 if (!$FileLine.ContainsKey($fileKey)) { $FileLine.add($fileKey, @{ $TableName = @{}}) } if (!$FileLine.$fileKey.ContainsKey($TableName)) { $FileLine.$fileKey.Add($TableName,@{}) } $lines = $FileLine.($fileKey).$TableName $lineKey = $($command.line) if (!$lines.ContainsKey($lineKey)) { $lines.Add($lineKey,1) } else { $lines.$lineKey ++ } } } finally { Pop-Location } } <# .SYNOPSIS Tests if the specified property is a CodeCoverage object For use in a ValidateScript attribute .PARAMETER CodeCoverage The CodeCoverage property of the output of Invoke-Pester with the -PassThru and -CodeCoverage options #> function Test-CodeCoverage { [CmdletBinding()] param( [Parameter(Mandatory = $true)] [Object] $CodeCoverage ) if (!($CodeCoverage | Get-Member -Name MissedCommands)) { throw 'Must be a Pester CodeCoverage object' } return $true } <# .SYNOPSIS Exports a Pester CodeCoverage report as a CodeCov.io json report .PARAMETER CodeCoverage The CodeCoverage property of the output of Invoke-Pester with the -PassThru and -CodeCoverage options .PARAMETER RepoRoot The path to the root of the repo. This part of the path will not be included in the report. Needed to normalize all the reports. .PARAMETER Path The path of the file to write the report to. #> function Export-CodeCovIoJson { [CmdletBinding()] param( [Parameter(Mandatory = $true)] [ValidateScript({Test-CodeCoverage -CodeCoverage $_})] [Object] $CodeCoverage, [Parameter(Mandatory = $true)] [String] $RepoRoot, [Parameter()] [ValidateNotNullOrEmpty()] [String] $Path = (Join-Path -Path $env:TEMP -ChildPath 'codeCov.json') ) Write-Verbose -Message "RepoRoot: $RepoRoot" # Get a list of all unique files $files = @() foreach ($file in ($CodeCoverage.MissedCommands | Select-Object -ExpandProperty File -Unique)) { if ($files -notcontains $file) { $files += $file } } foreach ($file in ($CodeCoverage.HitCommands | Select-Object -ExpandProperty File -Unique)) { if ($files -notcontains $file) { $files += $file } } # A table of the file key then a sub-tables of `misses` and `hits` lines. $FileLine = @{} # define common parameters $addUniqueFileLineParams= @{ FileLine = $FileLine RepoRoo = $RepoRoot } <# Basically indexing all the hit and miss lines by file and line. Populate the misses sub-table #> Add-UniqueFileLineToTable -Command $CodeCoverage.MissedCommands -TableName 'misses' @addUniqueFileLineParams # Populate the hits sub-table Add-UniqueFileLineToTable -Command $CodeCoverage.HitCommands -TableName 'hits' @addUniqueFileLineParams # Create the results structure $resultLineData = @{} $resultMessages = @{} $result = @{ coverage = $resultLineData messages = $resultMessages } foreach ($file in $FileLine.Keys) { $hit = 0 $partial = 0 $missed = 0 Write-Verbose -Message "summarizing for file: $file" # Get the hits, if they exist $hits = @{} if ($FileLine.$file.ContainsKey('hits')) { $hits = $FileLine.$file.hits } # Get the misses, if they exist $misses = @{} if ($FileLine.$file.ContainsKey('misses')) { $misses = $FileLine.$file.misses } Write-Verbose -Message "fileKeys: $($FileLine.$file.Keys)" $max = $hits.Keys | Sort-Object -Descending | Select-Object -First 1 $maxMissLine = $misses.Keys | Sort-Object -Descending | Select-Object -First 1 <# if max missed line is greater than maxed hit line used max missed line as the max line #> if ($maxMissLine -gt $max) { $max = $maxMissLine } $lineData = @() $messages = @{} <# produce the results start at line 0 per codecov doc #> for ($lineNumber = 0; $lineNumber -le $max; $lineNumber++) { $hitInfo = $null $missInfo = $null switch ($true) { # Hit ($hits.ContainsKey($lineNumber) -and ! $misses.ContainsKey($lineNumber)) { Write-Verbose -Message "Got code coverage hit at $lineNumber" $lineData += "$($hits.$lineNumber)" } # Miss ($misses.ContainsKey($lineNumber) -and ! $hits.ContainsKey($lineNumber)) { Write-Verbose -Message "Got code coverage miss at $lineNumber" $lineData += '0' } # Partial Hit ($misses.ContainsKey($lineNumber) -and $hits.ContainsKey($lineNumber)) { Write-Verbose -Message "Got code coverage partial at $lineNumber" $missInfo = $misses.$lineNumber $hitInfo = $hits.$lineNumber $lineData += "$hitInfo/$($hitInfo+$missInfo)" } # Non-Code Line (!$misses.ContainsKey($lineNumber) -and !$hits.ContainsKey($lineNumber)) { Write-Verbose -Message "Got non-code at $lineNumber" <# If I put an actual null in an array ConvertTo-Json just leaves it out I'll put this string in and clean it up later. #> $lineData += '!null!' } default { throw "Unexpected error occured generating codeCov.io report for $file at line $lineNumber with hits: $($hits.ContainsKey($lineNumber)) and misses: $($misses.ContainsKey($lineNumber))" } } } $resultLineData.Add($file,$lineData) $resultMessages.add($file,$messages) } $commitOutput = @(&git.exe log -1 --pretty=format:%H) $commit = $commitOutput[0] Write-Verbose -Message "Branch: $Branch" $json = $result | ConvertTo-Json $json = $json.Replace('"!null!"','null') $json | Out-File -Encoding ascii -LiteralPath $Path -Force return $Path } <# .SYNOPSIS Uploads a CodeCov.io code coverage report .PARAMETER Path The path to the code coverage report (gcov not supported) #> function Invoke-UploadCoveCoveIoReport { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [String] $Path ) $resolvedResultFile = (Resolve-Path -Path $Path).ProviderPath if ($env:APPVEYOR_REPO_BRANCH) { Push-TestArtifact -Path $resolvedResultFile } <# See this link for information around codecov.exe https://github.com/codecov/codecov-exe #> $uploadResults = & choco install codecov --yes $uploadResults += codecov -f $resolvedResultFile --required if ($env:APPVEYOR_REPO_BRANCH) { $logPath = (Join-Path -Path $env:TEMP -ChildPath 'codeCovUpload.log') $uploadResults | Out-File -Encoding ascii -LiteralPath $logPath -Force $resolvedLogPath = (Resolve-Path -Path $logPath).ProviderPath Push-TestArtifact -Path $resolvedLogPath } } |