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Member "PowerShell-7.2.6/test/powershell/Modules/Microsoft.PowerShell.Management/Add-Content.Tests.ps1" (11 Aug 2022, 5010 Bytes) of package /linux/misc/PowerShell-7.2.6.tar.gz:

    1 # Copyright (c) Microsoft Corporation.
    2 # Licensed under the MIT License.
    3 Describe "Add-Content cmdlet tests" -Tags "CI" {
    4 
    5   BeforeAll {
    6     $file1 = "file1.txt"
    7     Setup -File "$file1"
    8     $streamContent = "ShouldWork"
    9   }
   10 
   11   Context "Add-Content should actually add content" {
   12     It "should Add-Content to TestDrive:\$file1" {
   13       $result = Add-Content -Path TestDrive:\$file1 -Value "ExpectedContent" -PassThru
   14       $result | Should -BeExactly "ExpectedContent"
   15     }
   16 
   17     It "should return expected string from TestDrive:\$file1" {
   18       $result = Get-Content -Path TestDrive:\$file1
   19       $result | Should -BeExactly "ExpectedContent"
   20     }
   21 
   22     It "should Add-Content to TestDrive:\dynamicfile.txt with dynamic parameters" -Pending:($IsLinux -Or $IsMacOS) {#https://github.com/PowerShell/PowerShell/issues/891
   23       $result = Add-Content -Path TestDrive:\dynamicfile.txt -Value "ExpectedContent" -PassThru
   24       $result | Should -BeExactly "ExpectedContent"
   25     }
   26 
   27     It "should return expected string from TestDrive:\dynamicfile.txt" -Pending:($IsLinux -Or $IsMacOS) {#https://github.com/PowerShell/PowerShell/issues/891
   28       $result = Get-Content -Path TestDrive:\dynamicfile.txt
   29       $result | Should -BeExactly "ExpectedContent"
   30     }
   31 
   32     It "should Add-Content to TestDrive:\$file1 even when -Value is `$null" {
   33       $AsItWas = Get-Content -Path TestDrive:\$file1
   34       { Add-Content -Path TestDrive:\$file1 -Value $null -ErrorAction Stop } | Should -Not -Throw
   35       Get-Content -Path TestDrive:\$file1 | Should -BeExactly $AsItWas
   36     }
   37 
   38     It "should throw 'ParameterArgumentValidationErrorNullNotAllowed' when -Path is `$null" {
   39       { Add-Content -Path $null -Value "ShouldNotWorkBecausePathIsNull" -ErrorAction Stop } | Should -Throw -ErrorId "ParameterArgumentValidationErrorNullNotAllowed,Microsoft.PowerShell.Commands.AddContentCommand"
   40     }
   41 
   42     #[BugId(BugDatabase.WindowsOutOfBandReleases, 903880)]
   43     It "should throw `"Cannot bind argument to parameter 'Path'`" when -Path is `$()" {
   44       { Add-Content -Path $() -Value "ShouldNotWorkBecausePathIsInvalid" -ErrorAction Stop } | Should -Throw -ErrorId "ParameterArgumentValidationErrorNullNotAllowed,Microsoft.PowerShell.Commands.AddContentCommand"
   45     }
   46 
   47     It "Should throw an error on a directory" {
   48       { Add-Content -Path . -Value "WriteContainerContentException" -ErrorAction Stop } | Should -Throw -ErrorId "WriteContainerContentException,Microsoft.PowerShell.Commands.AddContentCommand"
   49     }
   50 
   51     Context "Add-Content should work with alternate data streams on Windows" {
   52       BeforeAll {
   53         if (!$isWindows) {
   54           return
   55         }
   56         $ADSTestDir = "addcontentadstest"
   57         $ADSTestFile = "addcontentads.txt"
   58         $streamContent = "This is a test stream."
   59         Setup -Directory "$ADSTestDir"
   60         Setup -File "$ADSTestFile"
   61       }
   62 
   63       It "Should add an alternate data stream on a directory" -Skip:(!$IsWindows) {
   64         Add-Content -Path TestDrive:\$ADSTestDir -Stream Add-Content-Test-Stream -Value $streamContent -ErrorAction Stop        
   65         Get-Content -Path TestDrive:\$ADSTestDir -Stream Add-Content-Test-Stream | Should -BeExactly $streamContent
   66       }
   67 
   68       It "Should add an alternate data stream on a file" -Skip:(!$IsWindows) {
   69         Add-Content -Path TestDrive:\$ADSTestFile -Stream Add-Content-Test-Stream -Value $streamContent -ErrorAction Stop        
   70         Get-Content -Path TestDrive:\$ADSTestFile -Stream Add-Content-Test-Stream | Should -BeExactly $streamContent
   71       }
   72     }
   73 
   74     #[BugId(BugDatabase.WindowsOutOfBandReleases, 906022)]
   75     It "should throw 'NotSupportedException' when you add-content to an unsupported provider" -Skip:($IsLinux -Or $IsMacOS) {
   76       { Add-Content -Path HKLM:\\software\\microsoft -Value "ShouldNotWorkBecausePathIsUnsupported" -ErrorAction Stop } | Should -Throw -ErrorId "NotSupported,Microsoft.PowerShell.Commands.AddContentCommand"
   77     }
   78 
   79     #[BugId(BugDatabase.WindowsOutOfBandReleases, 9058182)]
   80     It "should be able to pass multiple [string]`$objects to Add-Content through the pipeline to output a dynamic Path file" -Pending:($IsLinux -Or $IsMacOS) {#https://github.com/PowerShell/PowerShell/issues/891
   81       "hello","world" | Add-Content -Path TestDrive:\dynamicfile2.txt
   82       $result = Get-Content -Path TestDrive:\dynamicfile2.txt
   83       $result.length | Should -Be 2
   84       $result[0]     | Should -BeExactly "hello"
   85       $result[1]     | Should -BeExactly "world"
   86     }
   87 
   88     It "Should not block reads while writing" {
   89       $logpath = Join-Path $testdrive "test.log"
   90 
   91       Set-Content $logpath -Value "hello"
   92 
   93       $f = [System.IO.FileStream]::new($logpath, [System.IO.FileMode]::Open, [System.IO.FileAccess]::Read, [System.IO.FileShare]::ReadWrite)
   94 
   95       Add-Content $logpath -Value "world"
   96 
   97       $f.Close()
   98 
   99       $content = Get-Content $logpath
  100       $content | Should -HaveCount 2
  101       $content[0] | Should -BeExactly "hello"
  102       $content[1] | Should -BeExactly "world"
  103     }
  104   }
  105 }