tests/Remove-DbaDatabase.Tests.ps1

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

Describe "$commandname Integration Tests" -Tags "IntegrationTests" {
    Context "Should not munge system databases unless explicitly told to." {
       
        $dbs = @( "master", "model", "tempdb", "msdb" )
        
        It "Should not attempt to remove system databases." {
            foreach ($db in $dbs) { 
                $db1 = Get-DbaDatabase -SqlInstance $script:instance1 -Database $db
                Remove-DbaDatabase -Confirm:$false -SqlInstance $script:instance1 -Database $db
                $db2 = Get-DbaDatabase -SqlInstance $script:instance1 -Database $db
                $db2.Name | Should Be $db1.Name
            } 
        }

        It "Should not take system databases offline or change their status." {
            foreach ($db in $dbs) { 
                $db1 = Get-DbaDatabase -SqlInstance $script:instance1 -Database $db
                Remove-DbaDatabase -Confirm:$false -SqlInstance $script:instance1 -Database $db 
                $db2 = Get-DbaDatabase -SqlInstance $script:instance1 -Database $db
                $db2.Status | Should Be $db1.Status
                $db2.IsAccessible | Should Be $db1.IsAccessible
            } 
        }
    }
    Context "Should remove user databases and return useful errors if it cannot." {
        It "Should remove a non system database." {
            Remove-DbaDatabase -Confirm:$false -SqlInstance $script:instance1 -Database singlerestore
            Get-DbaProcess -SqlInstance $script:instance1 -Database singlerestore | Stop-DbaProcess
            Restore-DbaDatabase -SqlInstance $script:instance1 -Path $script:appeyorlabrepo\singlerestore\singlerestore.bak -WithReplace
            (Get-DbaDatabase -SqlInstance $script:instance1 -Database singlerestore).IsAccessible | Should Be $true
            Remove-DbaDatabase -Confirm:$false -SqlInstance $script:instance1 -Database singlerestore
            Get-DbaDatabase -SqlInstance $script:instance1 -Database singlerestore | Should Be $null
        }
    }
    Context "Should remove restoring database and return useful errors if it cannot." {
        It "Should remove a non system database." {
            Remove-DbaDatabase -Confirm:$false -SqlInstance $script:instance1 -Database singlerestore
            Get-DbaProcess -SqlInstance $script:instance1 -Database singlerestore | Stop-DbaProcess
            Restore-DbaDatabase -SqlInstance $script:instance1 -Path $script:appeyorlabrepo\singlerestore\singlerestore.bak -WithReplace -NoRecovery
            (Connect-DbaSqlServer -SqlInstance $script:instance1).Databases['singlerestore'].IsAccessible | Should Be $false
            Remove-DbaDatabase -Confirm:$false -SqlInstance $script:instance1 -Database singlerestore
            Get-DbaDatabase -SqlInstance $script:instance1 -Database singlerestore | Should Be $null
    }
    }
}