mirror of
https://github.com/PowerShell/PowerShell
synced 2026-06-08 12:12:50 +00:00
Dongbo Wang
943257b247
The following experimental features are made stable: - PSNativeWindowsTildeExpansion - PSRedirectToVariable - PSSubsystemPluginModel
274 lines
9.3 KiB
PowerShell
274 lines
9.3 KiB
PowerShell
# Copyright (c) Microsoft Corporation.
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# Licensed under the MIT License.
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Describe "Set-Variable DRT Unit Tests" -Tags "CI" {
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It "Set-Variable normal variable Name should works"{
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Set-Variable foo bar
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$var1=Get-Variable -Name foo
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$var1.Name | Should -BeExactly "foo"
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$var1.Value | Should -BeExactly "bar"
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$var1.Options | Should -BeExactly "None"
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$var1.Description | Should -BeNullOrEmpty
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}
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It "Set-Variable normal variable Name with position should works"{
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Set-Variable -Name foo bar
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$var1=Get-Variable -Name foo
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$var1.Name | Should -BeExactly "foo"
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$var1.Value | Should -BeExactly "bar"
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$var1.Options | Should -BeExactly "None"
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$var1.Description | Should -BeNullOrEmpty
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}
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It "Set-Variable normal variable Name with scope should works"{
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Set-Variable -Name foo -Value bar0
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Set-Variable -Name foo -Value bar -Scope "1"
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$var1=Get-Variable -Name foo -Scope "1"
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$var1.Name | Should -BeExactly "foo"
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$var1.Value | Should -BeExactly "bar"
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$var1.Options | Should -BeExactly "None"
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$var1.Description | Should -BeNullOrEmpty
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Set-Variable -Name foo -Value newValue -Scope "local"
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$var1=Get-Variable -Name foo -Scope "local"
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$var1.Name | Should -BeExactly "foo"
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$var1.Value | Should -BeExactly "newValue"
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$var1.Options | Should -BeExactly "None"
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$var1.Description | Should -BeNullOrEmpty
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Set-Variable -Name foo -Value newValue2 -Scope "script"
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$var1=Get-Variable -Name foo -Scope "script"
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$var1.Name | Should -BeExactly "foo"
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$var1.Value | Should -BeExactly "newValue2"
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$var1.Options | Should -BeExactly "None"
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$var1.Description | Should -BeNullOrEmpty
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}
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It "Set-Variable normal variable Name with position should works"{
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Set-Variable abcaVar bar
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Set-Variable bcdaVar anotherVal
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Set-Variable aVarfoo bogusval
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Set-Variable -Name "*aV*" -Value "overwrite" -Include "*Var*" -Exclude "bcd*"
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$var1=Get-Variable -Name "*aVar*" -Scope "local"
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$var1[0].Name | Should -BeExactly "abcaVar"
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$var1[0].Value | Should -BeExactly "overwrite"
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$var1[0].Options | Should -BeExactly "None"
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$var1[0].Description | Should -BeNullOrEmpty
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$var1[1].Name | Should -BeExactly "aVarfoo"
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$var1[1].Value | Should -BeExactly "overwrite"
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$var1[1].Options | Should -BeExactly "None"
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$var1[1].Description | Should -BeNullOrEmpty
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$var1[2].Name | Should -BeExactly "bcdaVar"
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$var1[2].Value | Should -BeExactly "anotherVal"
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$var1[2].Options | Should -BeExactly "None"
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$var1[2].Description | Should -BeNullOrEmpty
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}
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It "Set-Variable normal variable Name with Description and Value should works"{
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Set-Variable foo bar
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Set-Variable -Name foo $null -Description "new description" -PassThru:$true -Scope "local"
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$var1=Get-Variable -Name foo -Scope "local"
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$var1.Name | Should -BeExactly "foo"
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$var1.Value | Should -BeNullOrEmpty
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$var1.Options | Should -BeExactly "None"
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$var1.Description | Should -BeExactly "new description"
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}
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It "Set-Variable normal variable Name with just Description should works"{
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Set-Variable foo bar
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Set-Variable -Name foo -Description "new description" -PassThru:$true -Scope "local"
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$var1=Get-Variable -Name foo -Scope "local"
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$var1.Name | Should -BeExactly "foo"
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$var1.Value | Should -BeExactly "bar"
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$var1.Options | Should -BeExactly "None"
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$var1.Description | Should -BeExactly "new description"
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}
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It "Set-Variable overwrite Constant Option should throw SessionStateUnauthorizedAccessException"{
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Set-Variable -Name abcaVar bar -Option Constant -Scope "local"
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{ Set-Variable -Name abcaVar new -Scope 1 -ErrorAction Stop } | Should -Throw -ErrorId "VariableNotWritable,Microsoft.PowerShell.Commands.SetVariableCommand"
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}
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It "Set-Variable of existing Private variable without force should throw Exception"{
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Set-Variable abcaVar bar -Description "new description" -Option Private
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$var1=Get-Variable -Name abcaVar
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$var1.Name | Should -BeExactly "abcaVar"
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$var1.Value | Should -BeExactly "bar"
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$var1.Options | Should -BeExactly "Private"
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$var1.Description | Should -BeExactly "new description"
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Set-Variable abcaVar other -Description "new description"
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$var1=Get-Variable -Name abcaVar
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$var1.Name | Should -BeExactly "abcaVar"
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$var1.Value | Should -BeExactly "other"
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$var1.Options | Should -BeExactly "Private"
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$var1.Description | Should -BeExactly "new description"
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}
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It "Set-Variable with Exclude, then Get-Variable it should throw ItemNotFoundException"{
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Set-Variable -Name foo1,foo2 hello -Exclude foo2 -ErrorAction Stop
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{ Get-Variable -Name foo2 -ErrorAction Stop } | Should -Throw -ErrorId "VariableNotFound,Microsoft.PowerShell.Commands.GetVariableCommand"
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}
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It "Set-Variable of existing ReadOnly variable without force should throw Exception"{
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Set-Variable abcaVar bar -Description "new description" -Option ReadOnly
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$var1=Get-Variable -Name abcaVar
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$var1.Name | Should -BeExactly "abcaVar"
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$var1.Value | Should -BeExactly "bar"
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$var1.Options | Should -BeExactly "ReadOnly"
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$var1.Description | Should -BeExactly "new description"
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{ Set-Variable abcaVar -Option None -Scope 1 -ErrorAction Stop } | Should -Throw -ErrorId "VariableNotWritable,Microsoft.PowerShell.Commands.SetVariableCommand"
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}
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It "Set-Variable of ReadOnly variable with private scope should work"{
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Set-Variable foo bar -Description "new description" -Option ReadOnly -Scope "private"
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$var1=Get-Variable -Name foo
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$var1.Name | Should -BeExactly "foo"
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$var1.Value | Should -BeExactly "bar"
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$var1.Options | Should -BeExactly "ReadOnly, Private"
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$var1.Description | Should -BeExactly "new description"
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}
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It "Set-Variable pipeline with Get-Variable should work"{
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$footest1="bar"
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${Get-Variable footest1 -valueonly|Set-Variable bootest1 -passthru}
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$var1=Get-Variable -Name footest1
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$var1.Name | Should -BeExactly "footest1"
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$var1.Value | Should -BeExactly "bar"
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$var1.Options | Should -BeExactly "None"
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$var1.Description | Should -BeNullOrEmpty
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}
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}
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Describe "Set-Variable" -Tags "CI" {
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BeforeAll {
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if ($null -ne $PSStyle) {
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$outputRendering = $PSStyle.OutputRendering
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$PSStyle.OutputRendering = 'plaintext'
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}
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$expectedContent = "some test text"
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$inObject = New-Object psobject -Property @{text=$expectedContent}
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$testfile = Join-Path -Path $TestDrive -ChildPath outfileTest.txt
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}
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AfterAll {
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if ($null -ne $PSStyle) {
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$PSStyle.OutputRendering = $outputRendering
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}
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}
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It "Should create a new variable with no parameters" {
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{ Set-Variable testVar } | Should -Not -Throw
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}
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It "Should assign a value to a variable it has to create" {
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Set-Variable -Name testVar -Value 4
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Get-Variable testVar -ValueOnly | Should -Be 4
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}
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It "Should change the value of an already existing variable" {
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$testVar=1
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$testVar | Should -Not -Be 2
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Set-Variable testVar -Value 2
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$testVar | Should -Be 2
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}
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It "Should be able to be called with the set alias" {
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set testVar -Value 1
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$testVar | Should -Be 1
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}
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It "Should be able to be called with the sv alias" {
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sv testVar -Value 2
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$testVar | Should -Be 2
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}
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It "Should be able to set variable name using the Name parameter" {
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Set-Variable -Name testVar -Value 1
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$testVar | Should -Be 1
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}
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It "Should be able to set the value of a variable by piped input" {
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$testValue = "piped input"
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$testValue | Set-Variable -Name testVar
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$testVar | Should -Be $testValue
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}
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It "Should be able to pipe object properties to output using the PassThru switch" {
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$in = Set-Variable -Name testVar -Value "test" -Description "test description" -PassThru
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$output = $in | Format-List -Property Description | Out-String
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# This will cause errors running these tests in Windows
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$output.Trim() | Should -BeExactly "Description : test description"
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}
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It "Should be able to set the value using the value switch" {
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Set-Variable -Name testVar -Value 4
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$testVar | Should -Be 4
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Set-Variable -Name testVar -Value "test"
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$testVar | Should -BeExactly "test"
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}
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Context "Scope Tests" {
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It "Should be able to set a global scope variable using the global switch" {
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{ Set-Variable globalVar -Value 1 -Scope global -Force } | Should -Not -Throw
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}
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It "Should be able to set a global variable using the script scope switch" {
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{ Set-Variable globalVar -Value 1 -Scope script -Force } | Should -Not -Throw
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}
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It "Should be able to set an item locally using the local switch" {
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{ Set-Variable globalVar -Value 1 -Scope local -Force } | Should -Not -Throw
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}
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}
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Context "Set-Variable -Append tests" {
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BeforeAll {
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$testCases = @{ value = 2; Count = 2 },
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@{ value = @(2,3,4); Count = 2},
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@{ value = "abc",(Get-Process -Id $PID) ; count = 2}
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}
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It "Can append values <value> to a variable" -testCases $testCases {
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param ($value, $count)
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$variableName = "testVar"
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Set-Variable -Name $variableName -Value 1
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Set-Variable -Name $variableName -Value $value -Append
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$observedValues = Get-Variable $variableName -Value
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$observedValues.Count | Should -Be $count
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$observedValues[0] | Should -Be 1
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$observedValues[1] | Should -Be $value
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}
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It "Can use set-variable via streaming and append values" {
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$testVar = 1
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4..6 | Set-Variable -Name testVar -Append
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$testVar | Should -Be @(1,4,5,6)
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}
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}
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}
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