. $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 "Install-AlkamiWebApplication" {
    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 Get-AppSetting -MockWith { return "this is a garbage value" }
    Mock -ModuleName $moduleForMock -CommandName Get-ChildItem -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Get-DefaultWebsite -MockWith { return @{} }
    Mock -ModuleName $moduleForMock -CommandName Get-IISAppPoolChildApplicationsCount -MockWith { return 0 }
    Mock -ModuleName $moduleForMock -CommandName Get-IISSitesByPath -MockWith { return @{} }
    Mock -ModuleName $moduleForMock -CommandName Get-Item -MockWith { return @{} }
    Mock -ModuleName $moduleForMock -CommandName Get-OrbPath -MockWith { return "TestDrive:\Orb" }
    Mock -ModuleName $moduleForMock -CommandName Get-WebApplication -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName New-AlkamiWebAppPool -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName New-DefaultWebsite -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName New-Item -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName New-WebApplication -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName New-WebVirtualDirectory -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Remove-WebAppPool -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Remove-WebApplication -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Set-AlkamiWebAppPoolConfiguration -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Set-Content -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Set-ItemProperty -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Set-NewRelicAppNameConfigFileValue -MockWith { }
    Mock -ModuleName $moduleForMock -CommandName Test-IsCollectionNullOrEmpty -MockWith { return $false }
    Mock -ModuleName $moduleForMock -CommandName Test-Path -MockWith { return $true }
    Mock -ModuleName $moduleForMock -CommandName Test-PathIsInApprovedPackageLocation -MockWith { return $true }

    $fakeAppName = 'FakeApp'
    $fakePath = (Join-Path (Get-OrbPath) 'FakePath')

    Context "When Testing Parameter Sets" {
    # Test that parameter sets function correctly
        It "Handles Managed Code Correctly" {
            { Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsLegacy } | Should -Not -Throw
            { Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsClient } | Should -Not -Throw
            { Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsAdmin } | Should -Not -Throw
        }

        It "Handles No Managed Code Correctly"{
            { Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsLegacy -NoManagedCode -AppPoolName "fake.App.Pool" } | Should -Not -Throw
            { Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsClient -NoManagedCode -AppPoolName "fake.App.Pool" } | Should -Not -Throw
            { Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsAdmin -NoManagedCode -AppPoolName "fake.App.Pool" } | Should -Not -Throw
        }
    }

<#
    $canRunIntegrationTests = $false

    try {
        Add-Type -Path (Get-ChildItem -Path "C:\Windows\assembly\" -Include "Microsoft.Web.Administration.dll" -Recurse).FullName 

        if (Test-IsAdmin) {
            $canRunIntegrationTests = $true
        } else {
            Write-Warning "Process Not Running as Admin.  Integration Tests Will Not Be Executed"
            $canRunIntegrationTests = $false
        }
    } catch {
        # If IIS Isn't Installed, We Can't Actually Test This in IIS.  Only Unit tests will run
        Write-Warning "Unable to Load Microsoft.Web.Administration.  Integration Tests Will Not Be Executed"
        $canRunIntegrationTests = $false
    }

    Context "Unit Tests" {

        It "Ensure warning returned if no path valid provided" {

            $fakePath = "Obviously this is not a path and it can't pretend to be a path"

            Mock -ModuleName $moduleForMock -CommandName Write-Warning -MockWith {}

            Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsLegacy

            Assert-MockCalled -CommandName Write-Warning -Times 1 -Scope It -Exactly -ModuleName $moduleForMock
        }

    }

    Context "Integration Tests on -IsLegacy" {

        Mock -ModuleName $moduleForMock -CommandName Write-Host -MockWith {}

        It "[Integration] Ensure dummy app is found after creating on legacy" -Skip:(!$canRunIntegrationTests) {


            $fakePath = (Join-Path (Get-OrbPath) 'FakePath')
            $createdSourcePath = $false
            if (!(Test-Path $fakePath)) {
                $createdSourcePath = $true
                New-Item -ItemType Directory -Path $fakePath
            }

            Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsLegacy

            $Attributes = (Get-IISAppPool $fakeAppName).Attributes

            $Attributes["queueLength"].Value | Should Be 5000
            $Attributes["autoStart"].Value | Should Be $true
            $Attributes["enable32BitAppOnWin64"].Value | Should Be $false
            $Attributes["managedRuntimeVersion"].Value | Should Be 'v4.0'
            $Attributes["managedPipelineMode"].Value | Should Be 0
            $Attributes["startMode"].Value | Should Be 1

            Remove-WebApplication -Site "Default Web Site" -Name $fakeAppName
            Remove-WebAppPool -Name $fakeAppName

            if ($createdSourcePath) {
                Remove-Item $fakePath
            }
        }

        It "[Integration] Ensure dummy app is found after creating on legacy and removing with Uninstall-WebApplication" -Skip:(!$canRunIntegrationTests) {


            $fakePath = (Join-Path (Get-OrbPath) 'FakePath')
            $createdSourcePath = $false
            if (!(Test-Path $fakePath)) {
                $createdSourcePath = $true
                New-Item -ItemType Directory -Path $fakePath
            }

            Mock -ModuleName $moduleForMock -CommandName Test-IsDeveloperMachine -MockWith { $true }

            Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsLegacy

            $Attributes = (Get-IISAppPool $fakeAppName).Attributes

            $Attributes["queueLength"].Value | Should Be 5000
            $Attributes["autoStart"].Value | Should Be $true
            $Attributes["enable32BitAppOnWin64"].Value | Should Be $false
            $Attributes["managedRuntimeVersion"].Value | Should Be 'v4.0'
            $Attributes["managedPipelineMode"].Value | Should Be 0
            $Attributes["startMode"].Value | Should Be 1

            Uninstall-WebApplication -WebAppName $fakeAppName -IsLegacy

            Get-WebApplication -Site "Default Web Site" -Name $fakeAppName | Should Be $null
            Get-IISAppPool -Name $fakeAppName | Should Be $null

            if ($createdSourcePath) {
                Remove-Item $fakePath
            }
        }
    }

    Context "Integration Tests on -IsClient" {

        Mock -ModuleName $moduleForMock -CommandName Write-Warning -MockWith {}
        Mock -ModuleName $moduleForMock -CommandName Write-Host -MockWith {}

        It "[Integration] Ensure dummy app is found after creating on client" -Skip:(!$canRunIntegrationTests) {

            if ($null -eq (Get-IISAppPool 'WebClient')) {
                Set-ItResult -Inconclusive -Because "It would appear that IIS or WebAdmin are found, but there is no app pool called WebClient"
                return
            }


            $fakePath = (Join-Path (Get-OrbPath) 'FakePath')
            $createdSourcePath = $false
            if (!(Test-Path $fakePath)) {
                $createdSourcePath = $true
                New-Item -ItemType Directory -Path $fakePath
            }

            Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsClient

            $Attributes = (Get-IISAppPool $fakeAppName).Attributes

            $Attributes["queueLength"].Value | Should Be 5000
            $Attributes["autoStart"].Value | Should Be $true
            $Attributes["enable32BitAppOnWin64"].Value | Should Be $false
            $Attributes["managedRuntimeVersion"].Value | Should Be 'v4.0'
            $Attributes["managedPipelineMode"].Value | Should Be 0
            $Attributes["startMode"].Value | Should Be 1

            Remove-WebApplication -Site "WebClient" -Name $fakeAppName
            Remove-WebAppPool -Name $fakeAppName

            if ($createdSourcePath) {
                Remove-Item $fakePath
            }
        }

        It "[Integration] Ensure dummy app is found after creating on client and removing with Uninstall-WebApplication" -Skip:(!$canRunIntegrationTests) {

            if ($null -eq (Get-IISAppPool 'WebClient')) {
                Set-ItResult -Inconclusive -Because "It would appear that IIS or WebAdmin are found, but there is no app pool called WebClient"
                return
            }


            $fakePath = (Join-Path (Get-OrbPath) 'FakePath')
            $createdSourcePath = $false
            if (!(Test-Path $fakePath)) {
                $createdSourcePath = $true
                New-Item -ItemType Directory -Path $fakePath
            }

            Mock -ModuleName $moduleForMock -CommandName Test-IsDeveloperMachine -MockWith { $true }

            Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsClient

            $Attributes = (Get-IISAppPool $fakeAppName).Attributes

            $Attributes["queueLength"].Value | Should Be 5000
            $Attributes["autoStart"].Value | Should Be $true
            $Attributes["enable32BitAppOnWin64"].Value | Should Be $false
            $Attributes["managedRuntimeVersion"].Value | Should Be 'v4.0'
            $Attributes["managedPipelineMode"].Value | Should Be 0
            $Attributes["startMode"].Value | Should Be 1

            Uninstall-WebApplication -WebAppName $fakeAppName -IsClient

            Get-WebApplication -Site "WebClient" -Name $fakeAppName | Should Be $null
            Get-IISAppPool -Name $fakeAppName | Should Be $null

            if ($createdSourcePath) {
                Remove-Item $fakePath
            }
        }
    }

    Context "Integration Tests on -IsAdmin" {

        Mock -ModuleName $moduleForMock -CommandName Write-Warning -MockWith {}
        Mock -ModuleName $moduleForMock -CommandName Write-Host -MockWith {}

        It "[Integration] Ensure dummy app is found after creating on Admin" -Skip:(!$canRunIntegrationTests) {

            if ($null -eq (Get-IISAppPool 'WebClientAdmin')) {
                Set-ItResult -Inconclusive -Because "It would appear that IIS or WebAdmin are found, but there is no app pool called WebClientAdmin"
                return
            }


            $fakePath = (Join-Path (Get-OrbPath) 'FakePath')
            $createdSourcePath = $false
            if (!(Test-Path $fakePath)) {
                $createdSourcePath = $true
                New-Item -ItemType Directory -Path $fakePath
            }

            Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsAdmin

            $Attributes = (Get-IISAppPool $fakeAppName).Attributes

            $Attributes["queueLength"].Value | Should Be 5000
            $Attributes["autoStart"].Value | Should Be $true
            $Attributes["enable32BitAppOnWin64"].Value | Should Be $false
            $Attributes["managedRuntimeVersion"].Value | Should Be 'v4.0'
            $Attributes["managedPipelineMode"].Value | Should Be 0
            $Attributes["startMode"].Value | Should Be 1

            Remove-WebApplication -Site "WebClientAdmin" -Name $fakeAppName
            Remove-WebAppPool -Name $fakeAppName

            if ($createdSourcePath) {
                Remove-Item $fakePath
            }
        }

        It "[Integration] Ensure dummy app is found after creating on admin and removing with Uninstall-WebApplication" -Skip:(!$canRunIntegrationTests) {

            if ($null -eq (Get-IISAppPool 'WebClientAdmin')) {
                Set-ItResult -Inconclusive -Because "It would appear that IIS or WebAdmin are found, but there is no app pool called WebClientAdmin"
                return
            }


            $fakePath = (Join-Path (Get-OrbPath) 'FakePath')
            $createdSourcePath = $false
            if (!(Test-Path $fakePath)) {
                $createdSourcePath = $true
                New-Item -ItemType Directory -Path $fakePath
            }

            Mock -ModuleName $moduleForMock -CommandName Test-IsDeveloperMachine -MockWith { $true }

            Install-AlkamiWebApplication -WebAppName $fakeAppName -SourcePath $fakePath -IsAdmin

            $Attributes = (Get-IISAppPool $fakeAppName).Attributes

            $Attributes["queueLength"].Value | Should Be 5000
            $Attributes["autoStart"].Value | Should Be $true
            $Attributes["enable32BitAppOnWin64"].Value | Should Be $false
            $Attributes["managedRuntimeVersion"].Value | Should Be 'v4.0'
            $Attributes["managedPipelineMode"].Value | Should Be 0
            $Attributes["startMode"].Value | Should Be 1

            Uninstall-WebApplication -WebAppName $fakeAppName -IsAdmin

            Get-WebApplication -Site "WebClientAdmin" -Name $fakeAppName | Should Be $null
            Get-IISAppPool -Name $fakeAppName | Should Be $null

            if ($createdSourcePath) {
                Remove-Item $fakePath
            }
        }
    }

    if ($canRunIntegrationTests) {
        $userPath = (Get-UsersPath $fakeAppName)
        $testPath = (Join-Path IIS:\AppPools $fakeAppName)
        Write-Host "removing $fakeAppName"
        if (Test-Path $testPath) {
            Remove-Item IIS:\AppPools\$fakeAppName -Force
        }
        Write-Host $userPath
        if (Test-Path $userPath) {
            @(@(Get-CimInstance -ClassName Win32_UserProfile).Where({$_.LocalPath -eq $userPath})) | Remove-CimInstance
            if (Test-Path $userPath) {
                Write-Host "path exists"
                Remove-Item $userPath -Force -Recurse
            }
        }
    }
    #>
}