PowerShell/test/powershell/Modules/Microsoft.PowerShell.Management/Set-Item.Tests.ps1 at master · github82525/PowerShell · GitHub

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Describe "Set-Item" -Tag "CI" {
    $testCases = @{ Path = "variable:SetItemTestCase"; Value = "TestData"; Validate = { $SetItemTestCase | Should be "TestData" }; Reset = {remove-item variable:SetItemTestCase} },
        @{ Path = "alias:SetItemTestCase"; Value = "Get-Alias"; Validate = { (Get-Alias SetItemTestCase).Definition | should be "Get-Alias"}; Reset = { remove-item alias:SetItemTestCase } },
        @{ Path = "function:SetItemTestCase"; Value = { 1 }; Validate = { SetItemTestCase | should be 1 }; Reset = { remove-item function:SetItemTestCase } },
        @{ Path = "env:SetItemTestCase"; Value = { 1 }; Validate = { $env:SetItemTestCase | should be 1 }; Reset = { remove-item env:SetItemTestCase } }

    It "Set-Item should be able to handle <Path>" -TestCase $testCases {
        param ( $Path, $Value, $Validate, $Reset )
        Set-item -path $path -Value $value
        try {
            & $Validate
        }
        finally {
            & $reset
        }
    }
}