Private/New-TestFile.ps1

Function New-TestFile {
    <#
    .SYNOPSIS
        Creates a basic Test.ps1 file with a Pester configuration.
 
    .DESCRIPTION
        This function generates a Test.ps1 file containing a basic Pester test configuration.
        The configuration includes code coverage settings and paths for targeting the module's code.
 
    .PARAMETER Path
        Required. Specifies the absolute path where the Test.ps1 file will be created.
 
    .PARAMETER Name
        Required. The name of the module being tested. Used to determine code coverage paths.
 
    .EXAMPLE
        New-TestFile -Path C:\MyProject\Tests -Name MyModule
        This creates a file named "Test.ps1" in the "C:\MyProject\Tests" directory.
 
    .NOTES
        Author: owen.heaume
        Version: 1.0.0 - Initial release
    #>


    [CmdletBinding()]

    param (
        [Parameter(Mandatory)]
        [string]$Path,

        [Parameter(Mandatory)]
        [string]$Name
    )

    Begin {}

    Process {
        try {
            $TestPath = Join-Path -Path $Path -ChildPath "Test.ps1" -ea Stop
        } catch {
            throw "Error joining path: $_"
        }
        $TestContent = @"
Set-Location `$PSScriptRoot
 
`$config = New-PesterConfiguration
 
`$config.CodeCoverage.Enabled = `$true
`$config.CodeCoverage.CoveragePercentTarget = 90
`$config.CodeCoverage.OutputFormat = 'CoverageGutters'
`$config.Output.Verbosity = 'Detailed'
`$config.CodeCoverage.Path = @(
    "`$psscriptroot\..\$name\$name\Public",
    "`$psscriptroot\..\$name\$name\Private"
)
`$config.CodeCoverage.OutputPath = "`$psscriptroot\..\$name\coverage.xml"
 
Invoke-Pester -Configuration `$config
"@


        try {
            Write-Host "Creating Test.ps1 file: $TestPath" -ForegroundColor DarkCyan
            if (Test-Path $TestPath) {
                Write-Host "Test.ps1 file already exists" -ForegroundColor DarkYellow
            } else {
                $TestContent | Out-File -FilePath $TestPath -ea Stop
                Write-Host "Test.ps1 file created successfully" -ForegroundColor DarkGreen
            }
        } catch {
            throw "Error writing Test.ps1 file: $_"
        }
    }

    End {}
}