tests/Get-DbaDiskSpace.Tests.ps1

$commandName = $MyInvocation.MyCommand.Name.Replace(".Tests.ps1", "")
Write-Host -Object "Running $PSCommandPath" -ForegroundColor Cyan
. "$PSScriptRoot\constants.ps1"

Describe "$commandName Integration Tests" -Tags "IntegrationTests" {
    Context "Disks are properly retrieved" {
        $results = Get-DbaDiskSpace -ComputerName $env:COMPUTERNAME
        It "returns at least the system drive" {
            $results.Name -contains "$env:SystemDrive\" | Should Be $true
        }

        $results = Get-DbaDiskSpace -ComputerName $env:COMPUTERNAME | Where-Object Name -eq "$env:SystemDrive\"
        It "has some valid properties" {
            $results.BlockSize -gt 0 | Should Be $true
            $results.SizeInGB -gt 0 | Should Be $true
        }
    }

    Context "CheckForSql works with mount points" {
        Mock -ModuleName 'dbatools' -CommandName 'Connect-SqlInstance' -ParameterFilter { $SqlInstance -in ('MadeUpServer', 'MadeUpServer\MadeUpInstance') } -MockWith {
            $object = [PSCustomObject] @{
                Version = @{
                    Major = 13
                }
            }
            $object | Add-Member -Name 'Query' -MemberType ScriptMethod -Value {
                return @{
                    SqlDisk = @('D:\Data\')
                }
            }
            return $object
        }

        Mock -ModuleName 'dbatools' -CommandName 'Get-DbaSqlService' -ParameterFilter { $ComputerName.ComputerName -eq 'MadeUpServer' } -MockWith {
            return @(
                @{
                    ComputerName = 'MadeUpServer'
                    ServiceName = 'MSSQLSERVER'
                    ServiceType = 'Engine'
                    InstanceName = 'MSSQLSERVER'
                    DisplayName = 'SQL Server (MSSQLSERVER)'
                    StartName = 'FAKEDOMAIN\FAKEUSER'
                    State = 'Running'
                    StartMode = 'Automatic'
                },
                @{
                    ComputerName = 'MadeUpServer'
                    ServiceName = 'MSSQLSERVER$MADEUPINSTANCE'
                    ServiceType = 'Engine'
                    InstanceName = 'MadeUpInstance'
                    DisplayName = 'SQL Server (MSSQLSERVER)'
                    StartName = 'FAKEDOMAIN\FAKEUSER'
                    State = 'Running'
                    StartMode = 'Automatic'
                }
            )
        }

        Mock -ModuleName 'dbatools' -CommandName 'Get-DbaCmObject' -ParameterFilter { $ComputerName::InputObject -eq 'MadeUpServer' -and $Query -like '*Win32_Volume*' } -MockWith {
            return @(
                @{
                    Name = 'D:\Data\'
                    Label = 'Log'
                    Capacity = 32209043456
                    Freespace = 11653545984
                    BlockSize = 65536
                    FileSystem = 'NTFS'
                    DriveType = 3
                    DriveLetter = ''
                },
                @{
                    Name = 'C:\'
                    Label = 'OS'
                    Capacity = 32209043456
                    Freespace = 11653545984
                    BlockSize = 4096
                    FileSystem = 'NTFS'
                    DriveType = 2
                    DriveLetter = 'C:'
                }
            )
        }
        
        It -Skip "SQL Server drive is found in there somewhere" {
            $results = Get-DbaDiskSpace -ComputerName 'MadeUpServer' -CheckForSql -EnableException
            $true | Should -BeIn $results.IsSqlDisk
        }

        Assert-MockCalled -ModuleName 'dbatools' -CommandName 'Get-DbaCmObject' -Times 0
        Assert-MockCalled -ModuleName 'dbatools' -CommandName 'Get-DbaSqlService' -Times 0
        Assert-MockCalled -ModuleName 'dbatools' -CommandName 'Connect-SqlInstance' -Times 0
    }

    Context "CheckForSql returns IsSqlDisk property with a value (likely false)" {
        It -Skip "SQL Server drive is not found in there somewhere" {
            $results = Get-DbaDiskSpace -ComputerName $env:COMPUTERNAME -CheckForSql -WarningAction SilentlyContinue
            $false | Should BeIn $results.IsSqlDisk
        }
    }
}