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Tests/Join-AppSettingActiveDirectory.Tests.ps1

$projectRoot = Split-Path -Path $PSScriptRoot;
. "$projectRoot\_functionReference.ps1";

Describe "Join-AppSettingActiveDirectory" {
    #set objects
    $resourceGroupName = "test resource";
    $webAppList = New-Object System.Collections.ArrayList;
    $siteSettingsList = New-Object System.Collections.ArrayList;
    $scannedADApplications = New-Object System.Collections.ArrayList;

    $webapp1 = [PsCustomObject]@{SiteName = "testSiteName"};

    $siteSetting1 = [PSCustomObject]@{
        Properties = [PsCustomObject]@{
            WEBSITE_NODE_DEFAULT_VERSION = "6.9.1"; 
            ClientId = "96b3aa6e-9a9a-4cbc-a499-5a35800855cc"
        }
    }

    $adApplication1 = New-Object -TypeName Microsoft.Azure.Graph.RBAC.Version1_6.ActiveDirectory.PSADApplication;
    $adApplication1.ApplicationId = "96b3aa6e-9a9a-4cbc-a499-5a35800855cc";
    $adApplication1.DisplayName = "testName";

    $webAppList.Add($webapp1);
    $siteSettingsList.Add($siteSetting1);
    $scannedADApplications.Add($adApplication1);

    #Mock services
    Mock -commandName Get-AzureRmWebApp { return $webAppList }
    Mock -CommandName Invoke-AzureRmResourceAction { return $siteSettingsList }
    Mock -CommandName Add-Log -MockWith {};
    Mock -CommandName Out-Error -MockWith {};
    Mock -CommandName Set-Output -MockWith {};

    Context "Retrieves all web apps for a given resource group" {
        Join-AppSettingActiveDirectory

        It "Calls the web app service to retrieve all webapps with the correct resource group" {
            Assert-MockCalled -CommandName Get-AzureRmWebApp -ParameterFilter { $ResourceGroupName -eq $resourceGroupName }  -Times 1 -Exactly
        }

        It "Retrieves app settings for each web app found" {
            Assert-MockCalled -CommandName Invoke-AzureRmResourceAction -ParameterFilter { $ResourceGroupName -eq $resourceGroupName }  -Times 1 -Exactly
        }

        It "Sends acquired data to the output pipeline" {
            Assert-MockCalled -CommandName Set-Output  -Times 1 -Exactly
        }

        
    }
}