Tests/Integration/MSFT_xExchEventLogLevel.Integration.Tests.ps1

<#
    .SYNOPSIS
        Automated integration test for MSFT_xExchEventLogLevel DSC Resource.
        This test module requires use of credentials.
        The first run through of the tests will prompt for credentials from the logged on user.
#>


#region HEADER
[System.String]$script:moduleRoot = Split-Path -Parent (Split-Path -Parent $PSScriptRoot)
[System.String]$script:DSCModuleName = 'xExchange'
[System.String]$script:DSCResourceFriendlyName = 'xExchEventLogLevel'
[System.String]$script:DSCResourceName = "MSFT_$($script:DSCResourceFriendlyName)"

Import-Module -Name (Join-Path -Path $script:moduleRoot -ChildPath (Join-Path -Path 'Tests' -ChildPath (Join-Path -Path 'TestHelpers' -ChildPath 'xExchangeTestHelper.psm1'))) -Force
Import-Module -Name (Join-Path -Path $script:moduleRoot -ChildPath (Join-Path -Path 'Modules' -ChildPath 'xExchangeHelper.psm1')) -Force
Import-Module -Name (Join-Path -Path $script:moduleRoot -ChildPath (Join-Path -Path 'DSCResources' -ChildPath (Join-Path -Path "$($script:DSCResourceName)" -ChildPath "$($script:DSCResourceName).psm1")))

#Check if Exchange is installed on this machine. If not, we can't run tests
[System.Boolean]$exchangeInstalled = IsSetupComplete

#endregion HEADER

if ($exchangeInstalled)
{
    #Get required credentials to use for the test
    if ($null -eq $Global:ShellCredentials)
    {
        [PSCredential]$Global:ShellCredentials = Get-Credential -Message 'Enter credentials for connecting a Remote PowerShell session to Exchange'
    }

    Describe 'Test Enabling and Disabling Event Log Levels' {
        #Set event log level to high
        $testParams = @{
            Identity = 'MSExchangeTransport\DSN'
            Level = 'High'
            Credential = $Global:ShellCredentials
        }

        $expectedGetResults = @{
            Level = 'High'
        }

        Test-TargetResourceFunctionality -Params $testParams `
                                         -ContextLabel 'Set MSExchangeTransport\DSN to High' `
                                         -ExpectedGetResults $expectedGetResults
        
        #Set event log level to lowest
        $testParams.Level = 'Lowest'
        $expectedGetResults.Level = 'Lowest'

        Test-TargetResourceFunctionality -Params $testParams `
                                         -ContextLabel 'Set MSExchangeTransport\DSN to Lowest' `
                                         -ExpectedGetResults $expectedGetResults
    }
}
else
{
    Write-Verbose -Message 'Tests in this file require that Exchange is installed to be run.'
}