MegaBites-AI/Windows-powershell

1# Copyright (c) Microsoft Corporation.2# Licensed under the MIT License.3 4Describe "Event Subscriber Tests" -Tags "Feature" {5    BeforeEach {6        Get-EventSubscriber | Unregister-Event7    }8    AfterEach {9        Get-EventSubscriber | Unregister-Event10    }11 12    # can't let this case to work13    It "Register an event with no action, trigger it and wait for it to be raised." -Pending:$true{14        Get-EventSubscriber | Should -BeNullOrEmpty15        $messageData = New-Object psobject16        $job = Start-Job { Start-Sleep -Seconds 5; 1..5 }17        $null = Register-ObjectEvent $job -EventName StateChanged -SourceIdentifier EventSIDTest -Action {} -MessageData $messageData18        New-Event EventSIDTest19 20        Wait-Event EventSIDTest21        $eventdata = Get-Event EventSIDTest22        $eventdata.MessageData | Should -Be $messageData23        Remove-Event EventSIDTest24        Unregister-Event EventSIDTest25        Get-EventSubscriber | Should -BeNullOrEmpty26    }27 28    It "Access a global variable from an event action." {29        Get-EventSubscriber | Should -BeNullOrEmpty30        Set-Variable incomingGlobal -Scope global -Value globVarValue31        $null = Register-EngineEvent -SourceIdentifier foo -Action {Set-Variable -Scope global -Name aglobalvariable -Value $incomingGlobal}32        New-Event foo33        $getvar = Get-Variable aglobalvariable -Scope global34        $getvar.Name | Should -Be aglobalvariable35        $getvar.Value | Should -Be globVarValue36        Unregister-Event foo37        Get-EventSubscriber | Should -BeNullOrEmpty38    }39 40    It 'Should not throw when having finally block in Powershell.Exiting Action scriptblock' {41        $pwsh = "$PSHOME/pwsh"42        $output = & $pwsh {43        Register-EngineEvent -SourceIdentifier Powershell.Exiting -Action {44            try{45                try{} finally{}46            }47            catch{ Write-Host "Exception" -NoNewline }48        }49        } | Out-String50 51        $output | Should -Not -BeLike "*Exception*"52    }53}54