MegaBites-AI/Windows-powershell

1# Copyright (c) Microsoft Corporation.2# Licensed under the MIT License.3 4Describe "Start-Process" -Tag "Feature","RequireAdminOnWindows" {5 6    BeforeAll {7        $isNanoServer = [System.Management.Automation.Platform]::IsNanoServer8        $isIot = [System.Management.Automation.Platform]::IsIoT9        $isFullWin = $IsWindows -and !$isNanoServer -and !$isIot10        $extraArgs = @{}11        if ($isFullWin) {12            $extraArgs.WindowStyle = "Hidden"13        }14 15        $pingCommand = (Get-Command -CommandType Application ping)[0].Definition16        $pingDirectory = Split-Path $pingCommand -Parent17        $tempFile = Join-Path -Path $TestDrive -ChildPath PSTest18        $tempDirectory = Join-Path -Path $TestDrive -ChildPath 'PSPath[]'19        New-Item $tempDirectory -ItemType Directory  -Force20        $assetsFile = Join-Path -Path (Join-Path -Path $PSScriptRoot -ChildPath assets) -ChildPath SortTest.txt21        if ($IsWindows) {22            $pingParam = "-n 2 localhost"23        }24        elseif ($IsLinux -Or $IsMacOS) {25            $pingParam = "-c 2 localhost"26        }27    }28 29    # Note that ProcessName may still be `powershell` due to dotnet/corefx#537830    # This has been fixed on Linux, but not on macOS31 32    It "Should process arguments without error" {33        $process = Start-Process ping -ArgumentList $pingParam -PassThru -RedirectStandardOutput "$TESTDRIVE/output" @extraArgs34 35        $process.Length      | Should -Be 136        $process.Id          | Should -BeGreaterThan 137        # $process.ProcessName | Should -Be "ping"38    }39 40    It "Should work correctly when used with full path name" {41        $process = Start-Process $pingCommand -ArgumentList $pingParam -PassThru -RedirectStandardOutput "$TESTDRIVE/output"  @extraArgs42 43        $process.Length      | Should -Be 144        $process.Id          | Should -BeGreaterThan 145        # $process.ProcessName | Should -Be "ping"46    }47 48    It "Should invoke correct path when used with FilePath argument" {49        $process = Start-Process -FilePath $pingCommand -ArgumentList $pingParam -PassThru -RedirectStandardOutput "$TESTDRIVE/output" @extraArgs50 51        $process.Length      | Should -Be 152        $process.Id          | Should -BeGreaterThan 153        # $process.ProcessName | Should -Be "ping"54    }55 56    It "Should invoke correct path when used with Path alias argument" {57        $process = Start-Process -Path $pingCommand -ArgumentList $pingParam -PassThru -RedirectStandardOutput "$TESTDRIVE/output" @extraArgs58 59        $process.Length | Should -Be 160        $process.Id     | Should -BeGreaterThan 161    }62 63    It "Should wait for command completion if used with Wait argument" {64        $process = Start-Process ping -ArgumentList $pingParam -Wait -PassThru -RedirectStandardOutput "$TESTDRIVE/output" @extraArgs65    }66 67    It "Should work correctly with WorkingDirectory argument" {68        $process = Start-Process ping -WorkingDirectory $pingDirectory -ArgumentList $pingParam -PassThru -RedirectStandardOutput "$TESTDRIVE/output" @extraArgs69 70        $process.Length      | Should -Be 171        $process.Id          | Should -BeGreaterThan 172        # $process.ProcessName | Should -Be "ping"73    }74 75    It "Should work correctly within an unspecified WorkingDirectory with wildcard-type characters" {76        Push-Location -LiteralPath $tempDirectory77        $process = Start-Process ping -ArgumentList $pingParam -PassThru -RedirectStandardOutput "$TESTDRIVE/output" @extraArgs78        $process.Length      | Should -Be 179        $process.Id          | Should -BeGreaterThan 180        # $process.ProcessName | Should -Be "ping"81        Pop-Location82    }83 84    It "Should handle stderr redirection without error" {85        $process = Start-Process ping -ArgumentList $pingParam -PassThru -RedirectStandardError $tempFile -RedirectStandardOutput "$TESTDRIVE/output"  @extraArgs86 87        $process.Length      | Should -Be 188        $process.Id          | Should -BeGreaterThan 189        # $process.ProcessName | Should -Be "ping"90    }91 92    It "Should handle stdout redirection without error" {93        $process = Start-Process ping -ArgumentList $pingParam -Wait -RedirectStandardOutput $tempFile  @extraArgs94        $dirEntry = Get-ChildItem $tempFile95        $dirEntry.Length | Should -BeGreaterThan 096    }97 98    It "Should handle stdin redirection without error" {99        $process = Start-Process sort -Wait -RedirectStandardOutput $tempFile -RedirectStandardInput $assetsFile  @extraArgs100        $dirEntry = Get-ChildItem $tempFile101        $dirEntry.Length | Should -BeGreaterThan 0102    }103 104    ## -Verb is supported in PowerShell on Windows full desktop.105    It "Should give an error when -Verb parameter is used" -Skip:$isFullWin {106        { Start-Process -Verb runas -FilePath $pingCommand } | Should -Throw -ErrorId "NotSupportedException,Microsoft.PowerShell.Commands.StartProcessCommand"107    }108 109    ## -WindowStyle is supported in PowerShell on Windows full desktop.110    It "Should give an error when -WindowStyle parameter is used" -Skip:$isFullWin {111        { Start-Process -FilePath $pingCommand -WindowStyle Normal } | Should -Throw -ErrorId "NotSupportedException,Microsoft.PowerShell.Commands.StartProcessCommand"112    }113 114    It "Should give an error when both -NoNewWindow and -WindowStyle are specified" -Skip:(!$isFullWin) {115        { Start-Process -FilePath $pingCommand -NoNewWindow -WindowStyle Normal -ErrorAction Stop } | Should -Throw -ErrorId "InvalidOperationException,Microsoft.PowerShell.Commands.StartProcessCommand"116    }117 118    It "ExitCode returns with -NoNewWindow, -PassThru and -Wait" {119        $process = Start-Process -FilePath $pingCommand -ArgumentList $pingParam -NoNewWindow -PassThru -Wait -ErrorAction Stop120        $process.ExitCode | Should -Be 0121    }122 123    It "Should start cmd.exe with Verb 'open' and WindowStyle 'Minimized'" -Skip:(!$isFullWin) {124        $fileToWrite = Join-Path $TestDrive "VerbTest.txt"125        $process = Start-Process cmd.exe -ArgumentList "/c echo abc > $fileToWrite" -Verb open -WindowStyle Minimized -PassThru126        $process.Name | Should -Be "cmd"127        $process.WaitForExit()128        Test-Path $fileToWrite | Should -BeTrue129    }130 131    It "Should start notepad.exe with ShellExecute" -Skip:(!$isFullWin) {132        $process = Start-Process notepad.exe -PassThru -WindowStyle Normal133        $process.Name | Should -Be "notepad"134        $process | Stop-Process135    }136 137    It "Should be able to use the -WhatIf switch without performing the actual action" {138        $pingOutput = Join-Path $TestDrive "pingOutput.txt"139        { Start-Process -Wait $pingCommand -ArgumentList $pingParam -RedirectStandardOutput $pingOutput -WhatIf -ErrorAction Stop  @extraArgs} | Should -Not -Throw140        $pingOutput | Should -Not -Exist141    }142 143    It "Should return null when using -WhatIf switch with -PassThru" {144        Start-Process $pingCommand -ArgumentList $pingParam -PassThru -WhatIf | Should -BeNullOrEmpty145    }146 147    It 'Should run without errors when -ArgumentList is $null' {148         $process = Start-Process $pingCommand -ArgumentList $null -PassThru @extraArgs149         $process.Length      | Should -Be 1150         $process.Id          | Should -BeGreaterThan 1151    }152 153    It "Should run without errors when -ArgumentList is @()" {154        $process = Start-Process $pingCommand -ArgumentList @() -PassThru @extraArgs155        $process.Length      | Should -Be 1156        $process.Id          | Should -BeGreaterThan 1157    }158 159    It "Should run without errors when -ArgumentList is ''" {160        $process = Start-Process $pingCommand -ArgumentList '' -PassThru @extraArgs161        $process.Length      | Should -Be 1162        $process.Id          | Should -BeGreaterThan 1163    }164}165 166Describe "Start-Process tests requiring admin" -Tags "Feature","RequireAdminOnWindows" {167 168    BeforeEach {169        cmd /c assoc .foo=foofile170        cmd /c ftype foofile=cmd /c echo %1^> $testdrive\foo.txt171        Remove-Item $testdrive\foo.txt -Force -ErrorAction SilentlyContinue172    }173 174    AfterEach {175        cmd /c assoc .foo=176        cmd /c ftype foofile=177    }178 179    It "Should open the application that is associated a file" -Skip:(!$isFullWin) {180        $fooFile = Join-Path $TestDrive "FooTest.foo"181        New-Item $fooFile -ItemType File -Force182        Start-Process $fooFile183 184        Wait-FileToBePresent -File "$testdrive\foo.txt" -TimeoutInSeconds 10 -IntervalInMilliseconds 100 | Should -BeTrue185        Get-Content $testdrive\foo.txt | Should -BeExactly $fooFile186    }187}188 189Describe "Environment Tests" -Tags "Feature" {190 191    It "UseNewEnvironment parameter should reset environment variables for child process" {192 193        $PWSH = (Get-Process -Id $PID).MainModule.FileName194        $outputFile = Join-Path -Path $TestDrive -ChildPath output.txt195 196        $env:TestEnvVariable | Should -BeNullOrEmpty197 198        $env:TestEnvVariable = 1199        $userName = $env:USERNAME200 201        try {202            Start-Process $PWSH -ArgumentList '-NoProfile','-Command Write-Output \"$($env:TestEnvVariable);$($env:USERNAME)\"' -RedirectStandardOutput $outputFile -Wait203            Get-Content -LiteralPath $outputFile | Should -BeExactly "1;$userName"204 205            # Check that:206            # 1. Environment variables is resetted (TestEnvVariable is removed)207            # 2. Environment variables comes from current user profile208            Start-Process $PWSH -ArgumentList '-NoProfile','-Command Write-Output \"$($env:TestEnvVariable);$($env:USERNAME)\"' -RedirectStandardOutput $outputFile -Wait -UseNewEnvironment209            Get-Content -LiteralPath $outputFile | Should -BeExactly ";$userName"210        } finally {211            $env:TestEnvVariable = $null212        }213    }214 215    It '-Environment adds or replaces environment variables to child process' {216        $outputfile = Join-Path -Path $TestDrive -ChildPath output.txt217        Start-Process pwsh -ArgumentList '-NoProfile','-Nologo','-OutputFormat xml','-Command get-childitem env:' -Wait -Environment @{ a = 1; B = 'hello'; TERM = 'dumb'; PATH = 'mine' } -RedirectStandardOutput $outputfile218        $out = Import-Clixml $outputfile219        ($out | Where-Object { $_.Name -eq 'a' }).Value | Should -Be 1220        ($out | Where-Object { $_.Name -eq 'B' }).Value | Should -BeExactly 'hello'221        ($out | Where-Object { $_.Name -eq 'TERM' }).Value | Should -BeExactly 'dumb'222        $pathSeparator = [System.IO.Path]::PathSeparator223        if ($IsWindows) {224            ($out | Where-Object { $_.Name -eq 'PATH' }).Value | Should -BeLike "*${pathSeparator}mine${pathSeparator}*"225        } else {226            ($out | Where-Object { $_.Name -eq 'PATH' }).Value | Should -BeLike "*${pathSeparator}mine"227        }228    }229 230    It '-Environment can remove an environment variable from child process' {231        try {232            $env:existing = 1 # set a variable that we will remove233            $env:nonexisting = $null # validate that removing a non-existing variable is a no-op234            $outputfile = Join-Path -Path $TestDrive -ChildPath output.txt235            Start-Process pwsh -ArgumentList '-NoProfile','-Nologo','-OutputFormat xml','-Command get-childitem env:' -Wait -Environment @{ existing = $null; nonexisting = $null } -RedirectStandardOutput $outputfile236            $out = Import-Clixml $outputfile237            $out | Where-Object { $_.Name -eq 'existing' } | Should -BeNullOrEmpty238            $out | Where-Object { $_.Name -eq 'nonexisting' } | Should -BeNullOrEmpty239        } finally {240            $env:existing = $null241        }242    }243}244 245Describe "Bug fixes" -Tags "CI" {246 247    ## https://github.com/PowerShell/PowerShell/issues/24986248    It "Error redirection along with '-NoNewWindow' should work for Start-Process" -Skip:(!$IsWindows) {249        $errorFile = Join-Path -Path $TestDrive -ChildPath error.txt250        $out = pwsh -noprofile -c "Start-Process -Wait -NoNewWindow -RedirectStandardError $errorFile -FilePath cmd -ArgumentList '/C echo Hello'"251 252        ## 'Hello' should be sent to standard output; 'error.txt' file should be created but empty.253        $out | Should -BeExactly "Hello"254        Test-Path -Path $errorFile | Should -BeTrue255        (Get-Item $errorFile).Length | Should -Be 0256    }257}258