Tests/Unit/xTimeZone.Tests.ps1
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$Global:DSCModuleName = 'xTimeZone' $Global:DSCResourceName = 'xTimeZone' #region HEADER [String] $moduleRoot = Split-Path -Parent (Split-Path -Parent (Split-Path -Parent $Script:MyInvocation.MyCommand.Path)) if ( (-not (Test-Path -Path (Join-Path -Path $moduleRoot -ChildPath 'DSCResource.Tests'))) -or ` (-not (Test-Path -Path (Join-Path -Path $moduleRoot -ChildPath 'DSCResource.Tests\TestHelper.psm1'))) ) { & git @('clone','https://github.com/PowerShell/DscResource.Tests.git',(Join-Path -Path $moduleRoot -ChildPath '\DSCResource.Tests\')) } else { & git @('-C',(Join-Path -Path $moduleRoot -ChildPath '\DSCResource.Tests\'),'pull') } Import-Module (Join-Path -Path $moduleRoot -ChildPath 'DSCResource.Tests\TestHelper.psm1') -Force $TestEnvironment = Initialize-TestEnvironment ` -DSCModuleName $Global:DSCModuleName ` -DSCResourceName $Global:DSCResourceName ` -TestType Unit #endregion # Begin Testing try { #region Pester Tests InModuleScope $Global:DSCResourceName { Describe 'Schema' { it 'IsSingleInstance should be mandatory with one value.' { $timeZoneResource = Get-DscResource -Name xTimeZone $timeZoneResource.Properties.Where{$_.Name -eq 'IsSingleInstance'}.IsMandatory | should be $true $timeZoneResource.Properties.Where{$_.Name -eq 'IsSingleInstance'}.Values | should be 'Yes' } } Describe "$($Global:DSCResourceName)\Get-TargetResource" { Mock ` -ModuleName xTimezone ` -CommandName Get-TimeZoneId ` -MockWith { 'Pacific Standard Time' } $TimeZone = Get-TargetResource ` -TimeZone 'Pacific Standard Time' ` -IsSingleInstance 'Yes' It 'Should return hashtable with Key TimeZone'{ $TimeZone.ContainsKey('TimeZone') | Should Be $true } It 'Should return hashtable with Value that matches "Pacific Standard Time"'{ $TimeZone.TimeZone = 'Pacific Standard Time' } } Describe "$($Global:DSCResourceName)\Set-TargetResource" { Mock ` -ModuleName xTimezone ` -CommandName Set-TimeZoneId Mock ` -ModuleName xTimezone ` -CommandName Get-TimeZoneId ` -MockWith { 'Eastern Standard Time' } It 'Call Set-TimeZoneId' { Set-TargetResource ` -TimeZone 'Pacific Standard Time' ` -IsSingleInstance 'Yes' Assert-MockCalled ` -CommandName Set-TimeZoneId ` -ModuleName xTimezone ` -Exactly 1 } It 'Should not call Set-TimeZoneId when Current TimeZone already set to desired State'{ $SystemTimeZone = Get-TargetResource ` -TimeZone 'Eastern Standard Time' ` -IsSingleInstance 'Yes' Set-TargetResource ` -TimeZone $SystemTimeZone.TimeZone ` -IsSingleInstance 'Yes' Assert-MockCalled ` -CommandName Set-TimeZoneId ` -ModuleName xTimezone ` -Scope It ` -Exactly 0 } } Describe "$($Global:DSCResourceName)\Test-TargetResource" { Mock ` -ModuleName TimezoneHelper ` -CommandName Get-TimeZoneId ` -MockWith { 'Pacific Standard Time' } It 'Should return true when Test is passed Time Zone thats already set'{ Test-TargetResource ` -TimeZone 'Pacific Standard Time' ` -IsSingleInstance 'Yes' | Should Be $true } It 'Should return false when Test is passed Time Zone that is not set'{ Test-TargetResource ` -TimeZone 'Eastern Standard Time' ` -IsSingleInstance 'Yes' | Should Be $false } } } #end InModuleScope $DSCResourceName #endregion } finally { #region FOOTER Restore-TestEnvironment -TestEnvironment $TestEnvironment #endregion } |