. $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 "Get-WindowsServiceApplicationPath" {

    $fakeServiceNormal = "SvcNormalPath"
    $expectedPathNormal = "TestDrive:\TestPath"
    $fakeServiceSpace = "SvcSpacePath"
    $expectedPathWithSpace = "TestDrive:\TestPath WithSpace"
    $fakeServiceName = -join ((65..90) + (97..122) | Get-Random -Count 15 | ForEach-Object { [char]$_ })

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

    Mock -CommandName Get-ServiceInfoByCIMFragment -ModuleName $moduleForMock -MockWith {
        $exeName = "$($QueryFragment).exe"
        $returnPath = Join-Path -Path $expectedPathNormal -ChildPath $exeName
        $returnResults = @()
        $returnResults += @{
            #Name        = $cimService.Name
            #DisplayName = $cimService.DisplayName
            #Path        = $cimService.PathName
            ExePath = $returnPath#($cimService.PathName.Remove($cimService.PathName.LastIndexOf(".exe")) + ".exe").Replace('"', '')
            #Started     = $cimService.Started
            #State       = $cimService.State
            #Status      = $cimService.Status
            #StartMode   = $cimService.StartMode
            # Provided to make comparison checks to other things easier.
            # The name in several places is StartType
            #StartType   = $cimService.StartMode
            #ProcessId   = $cimService.ProcessId
            #InstallDate = $cimService.InstallDate
            #UserName    = $cimService.StartName
        }
        return $returnResults
    } -ParameterFilter { $QueryFragment -eq "SvcNormalPath" }

    Mock -CommandName Get-ServiceInfoByCIMFragment -ModuleName $moduleForMock -MockWith {
        $exeName = "$($QueryFragment).exe"
        $returnPath = Join-Path -Path $expectedPathWithSpace -ChildPath $exeName
        $returnResults = @()
        $returnResults += @{
            #Name        = $cimService.Name
            #DisplayName = $cimService.DisplayName
            #Path        = $cimService.PathName
            ExePath = $returnPath#($cimService.PathName.Remove($cimService.PathName.LastIndexOf(".exe")) + ".exe").Replace('"', '')
            #Started     = $cimService.Started
            #State       = $cimService.State
            #Status      = $cimService.Status
            #StartMode   = $cimService.StartMode
            # Provided to make comparison checks to other things easier.
            # The name in several places is StartType
            #StartType   = $cimService.StartMode
            #ProcessId   = $cimService.ProcessId
            #InstallDate = $cimService.InstallDate
            #UserName    = $cimService.StartName
        }
        return $returnResults
    } -ParameterFilter { $QueryFragment -eq "SvcSpacePath" }

    Context "Error Handling" {

        It "Does not throw if the service is not found" {

            { Get-WindowsServiceApplicationPath "$fakeServiceName" } | Should -Not -Throw
            Assert-MockCalled -CommandName Write-Warning -ParameterFilter { $Message -match "Unable to locate service info" } -Times 1 -Exactly -Scope It -ModuleName $moduleForMock
        }
    }

    Context "Service Executable Formatting" {

        It "Handles_Paths_With_Spaces" {

            Get-WindowsServiceApplicationPath -serviceName $fakeServiceSpace | Should -Be $expectedPathWithSpace
            Assert-MockCalled -CommandName Get-ServiceInfoByCIMFragment -Times 1 -Exactly -Scope It -ModuleName $moduleForMock
        }

        It "Handles_Paths_Without_Spaces" {

            Get-WindowsServiceApplicationPath -serviceName $fakeServiceNormal | Should -Be $expectedPathNormal
            Assert-MockCalled -CommandName Get-ServiceInfoByCIMFragment -Times 1 -Exactly -Scope It -ModuleName $moduleForMock
        }

    }
}