tests/Find-DbaOrphanedFile.Tests.ps1

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

Describe "$CommandName Integration Tests" -Tags "IntegrationTests" {
    Context "Orphaned files are correctly identified" {
        BeforeAll {
            $dbname = "dbatoolsci_orphanedfile"
            $server = Connect-DbaInstance -SqlInstance $script:instance2
            $null = $server.Query("CREATE DATABASE $dbname")
            $result = Get-DbaDatabase -SqlInstance $script:instance2 -Database $dbname
            if ($result.count -eq 0) {
                it "has failed setup" {
                    Set-TestInconclusive -message "Setup failed"
                }
                throw "has failed setup"
            }
        }
        AfterAll {
            Get-DbaDatabase -SqlInstance $script:instance2 -Database $dbname | Remove-DbaDatabase -Confirm:$false
        }
        $null = Detach-DbaDatabase -SqlInstance $script:instance2 -Database $dbname -Force
        $results = Find-DbaOrphanedFile -SqlInstance $script:instance2
        
        It "Has the correct default properties" {
            $ExpectedStdProps = 'ComputerName,InstanceName,SqlInstance,Filename,RemoteFilename'.Split(',')
            ($results[0].PSStandardMembers.DefaultDisplayPropertySet.ReferencedPropertyNames | Sort-Object) | Should Be ($ExpectedStdProps | Sort-Object)
        }
        It "Has the correct properties" {
            $ExpectedProps = 'ComputerName,InstanceName,SqlInstance,Filename,RemoteFilename,Server'.Split(',')
            ($results[0].PsObject.Properties.Name | Sort-Object) | Should Be ($ExpectedProps | Sort-Object)
        }
        
        It "Finds two files" {
            $results.Count | Should Be 2
        }
        
        $results.FileName | Remove-Item
        
        $results = Find-DbaOrphanedFile -SqlInstance $script:instance2
        It "Finds zero files after cleaning up" {
            $results.Count | Should Be 0
        }
    }
}

Describe "$CommandName Unit Tests" -Tags 'UnitTests' {
    Context "Validate parameters" {
        <#
   The $paramCount is adjusted based on the parameters your command will have.
   The $defaultParamCount is adjusted based on what type of command you are writing the test for:
    - Commands that *do not* include SupportShouldProcess, set defaultParamCount = 11
    - Commands that *do* include SupportShouldProcess, set defaultParamCount = 13
  #>

        $paramCount = 7
        $defaultParamCount = 11
        [object[]]$params = (Get-ChildItem function:\Find-DbaOrphanedFile).Parameters.Keys
        $knownParameters = 'SqlInstance', 'SqlCredential', 'Path', 'FileType', 'LocalOnly', 'RemoteOnly', 'EnableException'
        It "Should contain our specific parameters" {
            ((Compare-Object -ReferenceObject $knownParameters -DifferenceObject $params -IncludeEqual | Where-Object SideIndicator -eq "==").Count) | Should Be $paramCount
        }
        It "Should only contain $paramCount parameters" {
            $params.Count - $defaultParamCount | Should Be $paramCount
        }
    }
}