dsc/ext/PsGallery/xTimeZone.1.6.0.0/Tests/Unit/TimezoneHelper.Tests.ps1
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[String] $moduleRoot = Split-Path -Parent (Split-Path -Parent (Split-Path -Parent $Script:MyInvocation.MyCommand.Path)) if (Get-Module -Name TimezoneHelper -ErrorAction SilentlyContinue) { Remove-Module -Name TimezoneHelper } Import-Module -Name (Join-Path -Path $moduleRoot -ChildPath 'DSCResources\TimezoneHelper.psm1') -Force #region Pester Tests InModuleScope TimezoneHelper { Describe 'Get-TimezoneId' { Context "'Get-Timezone' not available and Current Timezone is set to 'Pacific Standard Time'" { Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Get-Timezone' } Mock -CommandName Get-CimInstance -MockWith { @{ StandardName = 'Pacific Standard Time' } } It "Returns 'Pacific Standard Time'." { Get-TimezoneId | should be 'Pacific Standard Time' } It "Should call expected mocks" { Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Get-Timezone' } -Exactly 1 Assert-MockCalled -CommandName Get-CimInstance -Exactly 1 } } Context "'Get-Timezone' not available and Current Timezone is set to 'Russia TZ 11 Standard Time'" { Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Get-Timezone' } Mock -CommandName Get-CimInstance -MockWith { @{ StandardName = 'Russia TZ 11 Standard Time' } } It "Returns 'Russia Time Zone 11'." { Get-TimezoneId | should be 'Russia Time Zone 11' } It "Should call expected mocks" { Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Get-Timezone' } -Exactly 1 Assert-MockCalled -CommandName Get-CimInstance -Exactly 1 } } Context "'Get-Timezone' available and Current Timezone is set to 'Pacific Standard Time'" { Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Get-Timezone' } -MockWith { 'Get-Timezone' } function Get-Timezone { param () } Mock -CommandName Get-Timezone -MockWith { @{ StandardName = 'Pacific Standard Time' } } It "Returns 'Pacific Standard Time'." { Get-TimezoneId | should be 'Pacific Standard Time' } It "Should call expected mocks" { Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Get-Timezone' } -Exactly 1 Assert-MockCalled -CommandName Get-Timezone -Exactly 1 } } } Describe 'Test-TimezoneId' { Mock Get-TimeZoneId -MockWith { 'Russia Time Zone 11' } Context "Current timezone matches desired timezone" { It "Should return True" { Test-TimezoneId -TimeZoneId 'Russia Time Zone 11' | Should Be $True } } Context "Current timezone does not match desired timezone" { It "Should return False" { Test-TimezoneId -TimeZoneId 'GMT Standard Time' | Should Be $False } } } Describe 'Set-TimezoneId' { Context "'Set-Timezone' and 'Add-Type' is not available, Tzutil Returns 0" { Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Add-Type' } Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Set-Timezone' } Mock -CommandName 'TzUtil.exe' -MockWith { $Global:LASTEXITCODE = 0; return "OK" } Mock -CommandName Add-Type It "Should not throw exception" { { Set-TimezoneId -TimezoneId 'Eastern Standard Time' } | Should Not Throw } It "Should call expected mocks" { Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Add-Type' } -Exactly 1 Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Set-Timezone' } -Exactly 1 Assert-MockCalled -CommandName TzUtil.exe -Exactly 1 Assert-MockCalled -CommandName Add-Type -Exactly 0 } } Context "'Set-Timezone' is not available but 'Add-Type' is available" { Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Add-Type' } -MockWith { 'Add-Type' } Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Set-Timezone' } Mock -CommandName 'TzUtil.exe' -MockWith { $Global:LASTEXITCODE = 0; return "OK" } Mock -CommandName Add-Type Mock -CommandName Set-TimeZoneUsingNET It "Should throw exception" { { Set-TimezoneId -TimezoneId 'Eastern Standard Time' } | Should Not Throw } It "Should call expected mocks" { Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Add-Type' } -Exactly 1 Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Set-Timezone' } -Exactly 1 Assert-MockCalled -CommandName TzUtil.exe -Exactly 0 Assert-MockCalled -CommandName Add-Type -Exactly 0 Assert-MockCalled -CommandName Set-TimeZoneUsingNET -Exactly 1 } } Context "'Set-Timezone' is available" { Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Add-Type' } Mock -CommandName Get-Command -ParameterFilter { $Name -eq 'Set-Timezone' } -MockWith { 'Set-Timezone' } function Set-Timezone { param ( $id ) } Mock -CommandName Set-Timezone It "Should not throw exception" { { Set-TimezoneId -TimezoneId 'Eastern Standard Time' } | Should Not Throw } It "Should call expected mocks" { Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Add-Type' } -Exactly 0 Assert-MockCalled -CommandName Get-Command -ParameterFilter { $Name -eq 'Set-Timezone' } -Exactly 1 Assert-MockCalled -CommandName Set-Timezone -Exactly 1 } } } Describe 'Test-Command' { Context "Command 'Get-Timezone' exists" { Mock -CommandName Get-Command ` -ParameterFilter { $Name -eq 'Get-Timezone' -and ` $Module -eq 'Microsoft.PowerShell.Management' } ` -MockWith { @{ Name = 'Get-Timezone' } } It "Should not throw exception" { Test-Command ` -Name 'Get-Timezone' ` -Module 'Microsoft.PowerShell.Management' | Should Be $True } It "Should call expected mocks" { Assert-MockCalled ` -CommandName Get-Command ` -ParameterFilter { $Name -eq 'Get-Timezone' -and ` $Module -eq 'Microsoft.PowerShell.Management' } ` -Exactly 1 } } Context "Command 'Get-Timezone' does not exist" { Mock -CommandName Get-Command ` -ParameterFilter { $Name -eq 'Get-Timezone' -and ` $Module -eq 'Microsoft.PowerShell.Management' } ` -MockWith { } It "Should not throw exception" { Test-Command ` -Name 'Get-Timezone' ` -Module 'Microsoft.PowerShell.Management' | Should Be $False } It "Should call expected mocks" { Assert-MockCalled ` -CommandName Get-Command ` -ParameterFilter { $Name -eq 'Get-Timezone' -and ` $Module -eq 'Microsoft.PowerShell.Management' } ` -Exactly 1 } } } } |