PowerShell/test/powershell/Modules/Microsoft.PowerShell.Utility/Set-Alias.Tests.ps1 at master · dreamsql/PowerShell · GitHub

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Describe "Set-Alias DRT Unit Tests" -Tags "CI" {
	It "Set-Alias Invalid Scope Name should throw PSArgumentException"{
		try {
			Set-Alias -Name "ABCD" -Value "foo" -Scope "bogus"
			Throw "Execution OK"
		}
		catch {
			$_.FullyQualifiedErrorId | Should be "Argument,Microsoft.PowerShell.Commands.SetAliasCommand"
		}
	}

	It "Set-Alias ReadOnly Force"{
			Set-Alias -Name ABCD -Value "foo" -Option ReadOnly -Force:$true
			$result=Get-Alias -Name ABCD
			$result.Name| Should Be "ABCD"
			$result.Definition| Should Be "foo"
			$result.Description| Should Be ""
			$result.Options| Should Be "ReadOnly"

			Set-Alias -Name ABCD -Value "foo" -Force:$true
			$result=Get-Alias -Name ABCD
			$result.Name| Should Be "ABCD"
			$result.Definition| Should Be "foo"
			$result.Description| Should Be ""
			$result.Options| Should Be "None"
	}

	It "Set-Alias Name And Value Valid"{
			Set-Alias -Name ABCD -Value "MyCommand"
			$result=Get-Alias -Name ABCD
			$result.Name| Should Be "ABCD"
			$result.Definition| Should Be "MyCommand"
			$result.Description| Should Be ""
			$result.Options| Should Be "None"
	}
	It "Set-Alias Name And Value Positional Valid"{
			Set-Alias -Name ABCD "foo"
			$result=Get-Alias ABCD
			$result.Name| Should Be "ABCD"
			$result.Definition| Should Be "foo"
			$result.Description| Should Be ""
			$result.Options| Should Be "None"
	}
	It "Set-Alias Description Valid"{
			Set-Alias -Name ABCD -Value "MyCommand" -Description "test description"
			$result=Get-Alias -Name ABCD
			$result.Name| Should Be "ABCD"
			$result.Definition| Should Be "MyCommand"
			$result.Description| Should Be "test description"
			$result.Options| Should Be "None"
	}
	It "Set-Alias Scope Valid"{
			Set-Alias -Name ABCD -Value "localfoo" -scope local -Force:$true
			Set-Alias -Name ABCD -Value "foo1" -scope "1" -Force:$true

			$result=Get-Alias -Name ABCD
			$result.Name| Should Be "ABCD"
			$result.Definition| Should Be "localfoo"
			$result.Description| Should Be ""
			$result.Options| Should Be "None"

			$result=Get-Alias -Name ABCD -scope local
			$result.Name| Should Be "ABCD"
			$result.Definition| Should Be "localfoo"
			$result.Description| Should Be ""
			$result.Options| Should Be "None"

			$result=Get-Alias -Name ABCD -scope "1"
			$result.Name| Should Be "ABCD"
			$result.Definition| Should Be "foo1"
			$result.Description| Should Be ""
			$result.Options| Should Be "None"
	}
	It "Set-Alias Expose Bug 1062958, BugId:905449"{
		try {
			Set-Alias -Name "ABCD" -Value "foo" -Scope "-1"
			Throw "Execution OK"
		}
		catch {
			$_.FullyQualifiedErrorId | Should be "ArgumentOutOfRange,Microsoft.PowerShell.Commands.SetAliasCommand"
		}
	}
}

Describe "Set-Alias" -Tags "CI" {
    Mock Get-Date { return "Friday, October 30, 2015 3:38:08 PM" }
    It "Should be able to set alias without error" {

	{ set-alias -Name gd -Value Get-Date } | Should Not Throw
    }

    It "Should be able to have the same output between set-alias and the output of the function being aliased" {
	set-alias -Name gd -Value Get-Date
	gd | Should Be $(Get-Date)
    }

    It "Should be able to use the sal alias" {
	{ sal gd Get-Date } | Should Not Throw
    }

    It "Should have the same output between the sal alias and the original set-alias cmdlet" {
	sal -Name gd -Value Get-Date

	Set-Alias -Name gd2 -Value Get-Date

	gd2 | Should Be $(gd)
    }
}