Tests/Unit/MSFT_FirewallProfile.Tests.ps1

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$script:DSCModuleName = 'NetworkingDsc'
$script:DSCResourceName = 'MSFT_FirewallProfile'

Import-Module -Name (Join-Path -Path (Join-Path -Path (Split-Path $PSScriptRoot -Parent) -ChildPath 'TestHelpers') -ChildPath 'CommonTestHelper.psm1') -Global

#region HEADER
# Unit Test Template Version: 1.1.0
[System.String] $script:moduleRoot = Split-Path -Parent (Split-Path -Parent $PSScriptRoot)
if ( (-not (Test-Path -Path (Join-Path -Path $script:moduleRoot -ChildPath 'DSCResource.Tests'))) -or `
    (-not (Test-Path -Path (Join-Path -Path $script:moduleRoot -ChildPath 'DSCResource.Tests\TestHelper.psm1'))) )
{
    & git @('clone', 'https://github.com/PowerShell/DscResource.Tests.git', (Join-Path -Path $script:moduleRoot -ChildPath '\DSCResource.Tests\'))
}

Import-Module -Name (Join-Path -Path $script:moduleRoot -ChildPath 'DSCResource.Tests\TestHelper.psm1') -Force
$TestEnvironment = Initialize-TestEnvironment `
    -DSCModuleName $script:DSCModuleName `
    -DSCResourceName $script:DSCResourceName `
    -TestType Unit
#endregion HEADER

# Load the ParameterList from the data file.
$resourceDataPath = Join-Path `
    -Path $script:moduleRoot `
    -ChildPath (Join-Path -Path 'DSCResources' -ChildPath $script:DSCResourceName)
$resourceData = Import-LocalizedData `
    -BaseDirectory $resourceDataPath `
    -FileName "$($script:DSCResourceName).data.psd1"
$script:parameterList = $resourceData.ParameterList

# Begin Testing
try
{
    InModuleScope $script:DSCResourceName {
        # Create the Mock Objects that will be used for running tests
        $firewallProfile = [PSObject] @{
            Name                            = 'Private'
            Enabled                         = 'False'
            DefaultInboundAction            = 'Block'
            DefaultOutboundAction           = 'Block'
            AllowInboundRules               = 'False'
            AllowLocalFirewallRules         = 'False'
            AllowLocalIPsecRules            = 'False'
            AllowUserApps                   = 'False'
            AllowUserPorts                  = 'False'
            AllowUnicastResponseToMulticast = 'False'
            NotifyOnListen                  = 'False'
            EnableStealthModeForIPsec       = 'False'
            LogFileName                     = '%systemroot%\system32\LogFiles\Firewall\pfirewall.log'
            LogMaxSizeKilobytes             = 32767
            LogAllowed                      = 'False'
            LogBlocked                      = 'False'
            LogIgnored                      = 'False'
            DisabledInterfaceAliases        = 'Ethernet'
        }

        $firewallProfileSplat = [PSObject] @{
            Name                            = $firewallProfile.Name
            Enabled                         = $firewallProfile.Enabled
            DefaultInboundAction            = $firewallProfile.DefaultInboundAction
            DefaultOutboundAction           = $firewallProfile.DefaultOutboundAction
            AllowInboundRules               = $firewallProfile.AllowInboundRules
            AllowLocalFirewallRules         = $firewallProfile.AllowLocalFirewallRules
            AllowLocalIPsecRules            = $firewallProfile.AllowLocalIPsecRules
            AllowUserApps                   = $firewallProfile.AllowUserApps
            AllowUserPorts                  = $firewallProfile.AllowUserPorts
            AllowUnicastResponseToMulticast = $firewallProfile.AllowUnicastResponseToMulticast
            NotifyOnListen                  = $firewallProfile.NotifyOnListen
            EnableStealthModeForIPsec       = $firewallProfile.EnableStealthModeForIPsec
            LogFileName                     = $firewallProfile.LogFileName
            LogMaxSizeKilobytes             = $firewallProfile.LogMaxSizeKilobytes
            LogAllowed                      = $firewallProfile.LogAllowed
            LogBlocked                      = $firewallProfile.LogBlocked
            LogIgnored                      = $firewallProfile.LogIgnored
            DisabledInterfaceAliases        = $firewallProfile.DisabledInterfaceAliases
        }

        $gpoTypeParameters = $script:parameterList | Where-Object {
            $_.Name -in @(
                'AllowInboundRules'
                'AllowLocalFirewallRules'
                'AllowLocalIPsecRules'
                'AllowUnicastResponseToMulticast'
                'AllowUserApps'
                'AllowUserPorts'
                'Enabled'
                'EnableStealthModeForIPsec'
                'LogAllowed'
                'LogBlocked'
                'LogIgnored'
                'NotifyOnListen'
            )
        }
        $actionTypeParameters = $script:parameterList | Where-Object {
            $_.Name -in @(
                'DefaultInboundAction'
                'DefaultOutboundAction'
            )
        }

        Describe 'MSFT_FirewallProfile\Get-TargetResource' -Tag 'Get' {
            BeforeEach {
                Mock -CommandName Get-NetFirewallProfile -MockWith { $firewallProfile }
            }

            Context 'Firewall Profile Exists' {
                It 'Should return correct Firewall Profile values' {
                    $getTargetResourceParameters = Get-TargetResource -Name 'Private'
                    $getTargetResourceParameters.Name                            | Should -Be $firewallProfile.Name
                    $getTargetResourceParameters.Enabled                         | Should -Be $firewallProfile.Enabled
                    $getTargetResourceParameters.DefaultInboundAction            | Should -Be $firewallProfile.DefaultInboundAction
                    $getTargetResourceParameters.DefaultOutboundAction           | Should -Be $firewallProfile.DefaultOutboundAction
                    $getTargetResourceParameters.AllowInboundRules               | Should -Be $firewallProfile.AllowInboundRules
                    $getTargetResourceParameters.AllowLocalFirewallRules         | Should -Be $firewallProfile.AllowLocalFirewallRules
                    $getTargetResourceParameters.AllowLocalIPsecRules            | Should -Be $firewallProfile.AllowLocalIPsecRules
                    $getTargetResourceParameters.AllowUserApps                   | Should -Be $firewallProfile.AllowUserApps
                    $getTargetResourceParameters.AllowUserPorts                  | Should -Be $firewallProfile.AllowUserPorts
                    $getTargetResourceParameters.AllowUnicastResponseToMulticast | Should -Be $firewallProfile.AllowUnicastResponseToMulticast
                    $getTargetResourceParameters.NotifyOnListen                  | Should -Be $firewallProfile.NotifyOnListen
                    $getTargetResourceParameters.EnableStealthModeForIPsec       | Should -Be $firewallProfile.EnableStealthModeForIPsec
                    $getTargetResourceParameters.LogFileName                     | Should -Be $firewallProfile.LogFileName
                    $getTargetResourceParameters.LogMaxSizeKilobytes             | Should -Be $firewallProfile.LogMaxSizeKilobytes
                    $getTargetResourceParameters.LogAllowed                      | Should -Be $firewallProfile.LogAllowed
                    $getTargetResourceParameters.LogBlocked                      | Should -Be $firewallProfile.LogBlocked
                    $getTargetResourceParameters.LogIgnored                      | Should -Be $firewallProfile.LogIgnored
                    $getTargetResourceParameters.DisabledInterfaceAliases        | Should -Be $firewallProfile.DisabledInterfaceAliases
                }

                It 'Should call the expected mocks' {
                    Assert-MockCalled -CommandName Get-NetFirewallProfile -Exactly -Times 1
                }
            }
        }

        Describe 'MSFT_FirewallProfile\Set-TargetResource' -Tag 'Set' {
            BeforeEach {
                Mock -CommandName Get-NetFirewallProfile -MockWith { $firewallProfile }
            }

            Context 'Firewall Profile all parameters are the same' {
                Mock -CommandName Set-NetFirewallProfile

                It 'Should not throw error' {
                    {
                        $setTargetResourceParameters = $firewallProfileSplat.Clone()
                        Set-TargetResource @setTargetResourceParameters
                    } | Should -Not -Throw
                }

                It 'Should call expected Mocks' {
                    Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                    Assert-MockCalled -commandName Set-NetFirewallProfile -Exactly -Times 0
                }
            }

            foreach ($parameter in $gpoTypeParameters)
            {
                $parameterName = $parameter.Name
                Context "Firewall Profile $parameterName is different" {
                    Mock -CommandName Set-NetFirewallProfile

                    It 'Should not throw error' {
                        {
                            $setTargetResourceParameters = $firewallProfileSplat.Clone()
                            $setTargetResourceParameters.$parameterName = 'True'
                            Set-TargetResource @setTargetResourceParameters
                        } | Should -Not -Throw
                    }

                    It 'Should call expected Mocks' {
                        Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                        Assert-MockCalled -commandName Set-NetFirewallProfile -Exactly -Times 1
                    }
                }
            }

            foreach ($parameter in $actionTypeParameters)
            {
                $parameterName = $parameter.Name
                Context "Firewall Profile $parameterName is different" {
                    Mock -CommandName Set-NetFirewallProfile

                    It 'Should not throw error' {
                        {
                            $setTargetResourceParameters = $firewallProfileSplat.Clone()
                            $setTargetResourceParameters.$parameterName = 'Allow'
                            Set-TargetResource @setTargetResourceParameters
                        } | Should -Not -Throw
                    }

                    It 'Should call expected Mocks' {
                        Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                        Assert-MockCalled -commandName Set-NetFirewallProfile -Exactly -Times 1
                    }
                }
            }

            Context 'Firewall Profile LogFileName is different' {
                Mock -CommandName Set-NetFirewallProfile

                It 'Should not throw error' {
                    {
                        $setTargetResourceParameters = $firewallProfileSplat.Clone()
                        $setTargetResourceParameters.LogFileName = 'c:\differentfile.txt'
                        Set-TargetResource @setTargetResourceParameters
                    } | Should -Not -Throw
                }

                It 'Should call expected Mocks' {
                    Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                    Assert-MockCalled -commandName Set-NetFirewallProfile -Exactly -Times 1
                }
            }

            Context 'Firewall Profile DisabledInterfaceAliases is different' {
                Mock -CommandName Set-NetFirewallProfile

                It 'Should not throw error' {
                    {
                        $setTargetResourceParameters = $firewallProfileSplat.Clone()
                        $setTargetResourceParameters.DisabledInterfaceAliases = 'DifferentInterface'
                        Set-TargetResource @setTargetResourceParameters
                    } | Should -Not -Throw
                }

                It 'Should call expected Mocks' {
                    Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                    Assert-MockCalled -commandName Set-NetFirewallProfile -Exactly -Times 1
                }
            }
        }

        Describe 'MSFT_FirewallProfile\Test-TargetResource' -Tag 'Test' {
            BeforeEach {
                Mock -CommandName Get-NetFirewallProfile -MockWith { $firewallProfile }
            }

            Context 'Firewall Profile all parameters are the same' {
                It 'Should return true' {
                    $testTargetResourceParameters = $firewallProfileSplat.Clone()
                    Test-TargetResource @testTargetResourceParameters | Should -Be $true
                }

                It 'Should call expected Mocks' {
                    Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                }
            }

            foreach ($parameter in $gpoTypeParameters)
            {
                $parameterName = $parameter.Name
                Context "Firewall Profile $parameterName is different" {
                    It 'Should return false' {
                        $testTargetResourceParameters = $firewallProfileSplat.Clone()
                        $testTargetResourceParameters.$parameterName = 'True'
                        Test-TargetResource @testTargetResourceParameters | Should -Be $False
                    }

                    It 'Should call expected Mocks' {
                        Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                    }
                }
            }

            foreach ($parameter in $actionTypeParameters)
            {
                $parameterName = $parameter.Name
                Context "Firewall Profile $parameterName is different" {
                    It 'Should return false' {
                        $testTargetResourceParameters = $firewallProfileSplat.Clone()
                        $testTargetResourceParameters.$parameterName = 'Allow'
                        Test-TargetResource @testTargetResourceParameters | Should -Be $False
                    }

                    It 'Should call expected Mocks' {
                        Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                    }
                }
            }

            Context 'Firewall Profile LogFileName is different' {
                It 'Should return false' {
                    $testTargetResourceParameters = $firewallProfileSplat.Clone()
                    $testTargetResourceParameters.LogFileName = 'c:\differentfile.txt'
                    Test-TargetResource @testTargetResourceParameters | Should -Be $False
                }

                It 'Should call expected Mocks' {
                    Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                }
            }

            Context 'Firewall Profile DisabledInterfaceAliases is different' {
                It 'Should return false' {
                    $testTargetResourceParameters = $firewallProfileSplat.Clone()
                    $testTargetResourceParameters.DisabledInterfaceAliases = 'DifferentInterface'
                    Test-TargetResource @testTargetResourceParameters | Should -Be $False
                }

                It 'Should call expected Mocks' {
                    Assert-MockCalled -commandName Get-NetFirewallProfile -Exactly -Times 1
                }
            }
        }
    }
}
finally
{
    #region FOOTER
    Restore-TestEnvironment -TestEnvironment $TestEnvironment
    #endregion
}