param(

$ModuleName = "dbatools",

$CommandName = "Backup-DbaComputerCertificate",

$PSDefaultParameterValues = $TestConfig.Defaults

)

Describe $CommandName -Tag UnitTests {

Context "Parameter validation" {

It "Should have the expected parameters" {

$hasParameters = (Get-Command $CommandName).Parameters.Values.Name | Where-Object { $PSItem -notin ("WhatIf", "Confirm") }

$expectedParameters = $TestConfig.CommonParameters

$expectedParameters += @(

"SecurePassword",

"InputObject",

"Path",

"FilePath",

"Type",

"EnableException"

)

Compare-Object -ReferenceObject $expectedParameters -DifferenceObject $hasParameters | Should -BeNullOrEmpty

}

}

}

Describe $CommandName -Tag IntegrationTests -Skip:($PSVersionTable.PSVersion.Major -gt 5) {

# Skip IntegrationTests on pwsh because we need code changes (X509Certificate is immutable on this platform. Use the equivalent constructor instead.)

BeforeAll {

# We want to run all commands in the BeforeAll block with EnableException to ensure that the test fails if the setup fails.

$PSDefaultParameterValues["*-Dba*:EnableException"] = $true

# For all the backups that we want to clean up after the test, we create a directory that we can delete at the end.

# Other files can be written there as well, maybe we change the name of that variable later. But for now we focus on backups.

$backupPath = "$($TestConfig.Temp)\$CommandName-$(Get-Random)"

$null = New-Item -Path $backupPath -ItemType Directory

# Explain what needs to be set up for the test:

# To test certificate backup, we need a certificate installed on the computer.

# Set variables. They are available in all the It blocks.

$certThumbprint = "29C469578D6C6211076A09CEE5C5797EEA0C2713"

$certPath = "$($TestConfig.appveyorlabrepo)\certificates\localhost.crt"

# Create the objects.

$null = Add-DbaComputerCertificate -Path $certPath

# We want to run all commands outside of the BeforeAll block without EnableException to be able to test for specific warnings.

$PSDefaultParameterValues.Remove("*-Dba*:EnableException")

}

AfterAll {

# We want to run all commands in the AfterAll block with EnableException to ensure that the test fails if the cleanup fails.

$PSDefaultParameterValues["*-Dba*:EnableException"] = $true

# Cleanup all created object.

$null = Remove-DbaComputerCertificate -Thumbprint $certThumbprint -ErrorAction SilentlyContinue

# Remove the backup directory.

Remove-Item -Path $backupPath -Recurse

$PSDefaultParameterValues.Remove("*-Dba*:EnableException")

}

Context "Certificate is backed up properly" {

It "Returns the proper results" {

$backupResult = Get-DbaComputerCertificate -Thumbprint $certThumbprint | Backup-DbaComputerCertificate -Path $backupPath

$backupResult.Name | Should -Match "$certThumbprint.cer"

}

}

}