. $PSScriptRoot\..\..\Load-PesterModules.ps1
$here = Split-Path -Parent $MyInvocation.MyCommand.Path
$sut = (Split-Path -Leaf $MyInvocation.MyCommand.Path) -replace '\.tests\.', '.'
$functionPath = Join-Path -Path $here -ChildPath $sut
Write-Host "Overriding SUT: $functionPath"
Import-Module $functionPath -Force
$moduleForMock = ""

Describe "Test-IISAppPoolByName" {
    $appPoolName = "FakeAppPool"

    Mock -ModuleName $moduleForMock -CommandName Get-LogLeadName -MockWith { "UUT" }
    Mock -ModuleName $moduleForMock -CommandName Write-Verbose -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Write-Host -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Write-Warning -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Write-Error -MockWith { }

    Context "No name provided" {
        Mock -ModuleName $moduleForMock -CommandName IISAdministration\Get-IISAppPool -MockWith { return @( @{ Name = $appPoolName;} ) }
        It "Name Is Empty Should Throw" {
            { Test-IISAppPoolByName -Name "" } | Should -Throw
        }
    }

    <#
    # Commenting this out because we have some pools that break things in prod but don't exist in lower environments
    Context "Name is not valid" {
        Mock -ModuleName $moduleForMock -CommandName IISAdministration\Get-IISAppPool -MockWith { return $null }

        { Test-IISAppPoolByName -Name $appPoolName } | Should -Throw
    }
#>

    Context "Name is valid, Service is started" {
        Mock -ModuleName $moduleForMock -CommandName IISAdministration\Get-IISAppPool -MockWith { return @{ Name = $appPoolName; Status = 'Started'; } }

        It "Has Valid Name And Is Started Should Not Throw" {
            { Test-IISAppPoolByName -Name $appPoolName } | Should -Not -Throw
        }
    }

    Context "Name is valid, Service is not started" {
        Mock -ModuleName $moduleForMock -CommandName IISAdministration\Get-IISAppPool -MockWith { return @{ Name = $appPoolName; Status = 'Stopped'; } }

        It "Has Valid Name And Is Not Started Should Not Throw" {
            { Test-IISAppPoolByName -Name $appPoolName } | Should -Not -Throw
        }
    }
}