PowerShell · TravisEz13 · Apr 5, 2019 · Apr 3, 2019 · Apr 3, 2019 · Apr 3, 2019
@@ -1,12 +1,16 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License.
+
+Import-Module HelpersCommon
+
 try
 {
     # Skip all tests on non-windows and non-PowerShellCore and non-elevated platforms.
     $originalDefaultParameterValues = $PSDefaultParameterValues.Clone()
     $originalWarningPreference = $WarningPreference
     $WarningPreference = "SilentlyContinue"
-    $IsNotSkipped = ($IsWindows -and $IsCoreCLR -and (Test-IsElevated))
+    # Skip all tests if can't write to $PSHOME as Register-PSSessionConfiguration writes to $PSHOME
+    $IsNotSkipped = ($IsWindows -and $IsCoreCLR -and (Test-IsElevated) -and (Test-CanWriteToPsHome))
     $PSDefaultParameterValues["it:skip"] = !$IsNotSkipped
 
     #

@@ -1,6 +1,8 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License.
+
 Import-Module HelpersCommon
+
 #
 # These are general tests that verify non-Windows behavior
 #
@@ -45,7 +47,7 @@ try {
     $originalDefaultParameterValues = $PSDefaultParameterValues.Clone()
     $IsNotSkipped = ($IsWindows -eq $true);
     $PSDefaultParameterValues["it:skip"] = !$IsNotSkipped
-    $ShouldSkipTest = !$IsNotSkipped
+    $ShouldSkipTest = !$IsNotSkipped -or !(Test-CanWriteToPsHome)
 
     Describe "Help work with ExecutionPolicy Restricted " -Tags "Feature" {
 
@@ -480,7 +482,9 @@ ZoneId=$FileType
 
                 foreach($fileInfo in $testFilesInfo)
                 {
-                    createTestFile -FilePath $fileInfo.filePath -FileType $fileInfo.fileType -AddSignature:$fileInfo.AddSignature -Corrupted:$fileInfo.corrupted
+                    if ((Test-CanWriteToPsHome) -or (!(Test-CanWriteToPsHome) -and !$fileInfo.filePath.StartsWith($PSHOME, $true, $null)) ) {
+                        createTestFile -FilePath $fileInfo.filePath -FileType $fileInfo.fileType -AddSignature:$fileInfo.AddSignature -Corrupted:$fileInfo.corrupted
+                    }
                 }
 
                 #Get Execution Policy
@@ -651,21 +655,27 @@ ZoneId=$FileType
             }
 
             $error = "UnauthorizedAccess,Microsoft.PowerShell.Commands.ImportModuleCommand"
+
             $testData = @(
-                @{
-                    module = $PSHomeUntrustedModule
-                    error = $null
-                }
-                @{
-                    module = $PSHomeUnsignedModule
-                    error = $null
-                }
                 @{
                     module = "Microsoft.PowerShell.Archive"
                     error = $null
                 }
             )
 
+            if (Test-CanWriteToPsHome) {
+                $testData += @(
+                    @{
+                        module = $PSHomeUntrustedModule
+                        error = $null
+                    }
+                    @{
+                        module = $PSHomeUnsignedModule
+                        error = $null
+                    }
+                )
+            }
+
             $TestTypePrefix = "Test 'Unrestricted' execution policy."
             It "$TestTypePrefix Importing <module> Module should throw '<error>'" -TestCases $testData  {
                 param([string]$module, [string]$error)
@@ -898,20 +908,25 @@ ZoneId=$FileType
 
             $error = "UnauthorizedAccess,Microsoft.PowerShell.Commands.ImportModuleCommand"
             $testData = @(
-                @{
-                    module = $PSHomeUntrustedModule
-                    error = $error
-                }
-                @{
-                    module = $PSHomeUnsignedModule
-                    error = $error
-                }
                 @{
                     module = "Microsoft.PowerShell.Archive"
                     error = $null
                 }
             )
 
+            if (Test-CanWriteToPsHome) {
+                $testData += @(
+                    @{
+                        module = $PSHomeUntrustedModule
+                        error = $error
+                    }
+                    @{
+                        module = $PSHomeUnsignedModule
+                        error = $error
+                    }
+                )
+            }
+
             It "$TestTypePrefix Importing <module> Module should throw '<error>'" -TestCases $testData  {
                 param([string]$module, [string]$error)
                 $testScript = {Import-Module -Name $module -Force}
@@ -1132,7 +1147,7 @@ ZoneId=$FileType
             }
         }
 
-        It '-Scope LocalMachine is Settable, but overridden' {
+        It '-Scope LocalMachine is Settable, but overridden' -Skip:(!(Test-CanWriteToPsHome)) {
             # In this test, we first setup execution policy in the following way:
             # CurrentUser is specified and takes precedence over LocalMachine.
             # That's why we will get an error, when we are setting up LocalMachine policy.
@@ -1154,7 +1169,7 @@ ZoneId=$FileType
             Get-ExecutionPolicy -Scope LocalMachine | Should -Be "ByPass"
         }
 
-        It '-Scope LocalMachine is Settable' {
+        It '-Scope LocalMachine is Settable' -Skip:(!(Test-CanWriteToPsHome)) {
             # We need to make sure that both Process and CurrentUser policies are Undefined
             # before we can set LocalMachine policy without ExecutionPolicyOverride error.
             Set-ExecutionPolicy -Scope Process -ExecutionPolicy Undefined

@@ -0,0 +1 @@
+@{ ModuleVersion = '1.0'; NestedModules = 'D:\PowerShell\test\powershell\Modules\Microsoft.PowerShell.Security\Modules\ImportUnTrustedManifestWithBinFnExport_System32.dll'; CmdletsToExport = 'Invoke-Hello' }
@@ -74,7 +74,7 @@ Describe "Get-Command Feature tests" -Tag Feature {
         It "Can return multiple results for cmdlets matching abbreviation" {
             # use mixed casing to validate case insensitivity
             $results = pwsh -outputformat xml -settingsfile $configFilePath -command "Get-Command i-C -UseAbbreviationExpansion"
-            $results | Should -HaveCount 3
+            $results.Count | Should -BeGreaterOrEqual 3
             $results.Name | Should -Contain "Invoke-Command"
             $results.Name | Should -Contain "Import-Clixml"
             $results.Name | Should -Contain "Import-Csv"

@@ -129,14 +129,14 @@ Categories=Application;
                 $windows = $shell.Windows()
 
                 $before = $windows.Count
-                Invoke-Item -Path $PSHOME
+                Invoke-Item -Path ~
                 # may take time for explorer to open window
                 Wait-UntilTrue -sb { $windows.Count -gt $before } -TimeoutInMilliseconds (10*1000) -IntervalInMilliseconds 100 > $null
                 $after = $windows.Count
 
                 $before + 1 | Should -Be $after
                 $item = $windows.Item($after - 1)
-                $item.LocationURL | Should -Match ($PSHOME -replace '\\', '/')
+                $item.LocationURL | Should -Match ((Resolve-Path ~) -replace '\\', '/')
                 ## close the windows explorer
                 $item.Quit()
             }

@@ -149,9 +149,7 @@ Describe "Start-Transcript, Stop-Transcript tests" -tags "CI" {
     }
 
     It "Transcription should be closed if the only runspace gets closed" {
-        $powerShellPath = [System.Diagnostics.Process]::GetCurrentProcess().Path
-        $powerShellCommand = $powerShellPath + ' -c "start-transcript $transcriptFilePath; Write-Host ''Before Dispose'';"'
-        Invoke-Expression $powerShellCommand
+        pwsh -c "start-transcript $transcriptFilePath; Write-Host ''Before Dispose'';"
 
         $transcriptFilePath | Should -Exist
         $transcriptFilePath | Should -FileContentMatch "Before Dispose"
@@ -300,7 +298,7 @@ Describe "Start-Transcript, Stop-Transcript tests" -tags "CI" {
             Stop-Transcript
         }
 
-        $transcriptMinHeaderFilePath = $transcriptFilePath + "_minimal" 
+        $transcriptMinHeaderFilePath = $transcriptFilePath + "_minimal"
         $scriptMinHeader = {
             Start-Transcript -Path $transcriptMinHeaderFilePath -UseMinimalHeader
             Stop-Transcript
@@ -309,7 +307,7 @@ Describe "Start-Transcript, Stop-Transcript tests" -tags "CI" {
         & $script
         $transcriptFilePath | Should -Exist
         $transcriptLength = (Get-Content -Path $transcriptFilePath -Raw).Length
-        
+
         & $scriptMinHeader
         $transcriptMinHeaderFilePath | Should -Exist
         $transcriptMinHeaderLength = (Get-Content -Path $transcriptMinHeaderFilePath -Raw).Length

@@ -13,7 +13,13 @@ Describe "PSReadLine" -tags "CI" {
         $module = Get-Module PSReadLine
         $module.Name | Should -BeExactly 'PSReadLine'
         $module.Version | Should -BeExactly '2.0.0'
-        $module.Path | Should -Be (Join-Path -Path $PSHOME -ChildPath "Modules/PSReadLine/PSReadLine.psm1")
+    }
+
+    It "Should be installed to `$PSHOME" {
+        $module = Get-Module (Join-Path -Path $PSHOME -ChildPath "Modules" -AdditionalChildPath "PSReadLine") -ListAvailable
+        $module.Name | Should -BeExactly 'PSReadLine'
+        $module.Version | Should -BeExactly '2.0.0'
+        $module.Path | Should -Be (Join-Path -Path $PSHOME -ChildPath "Modules/PSReadLine/PSReadLine.psd1")
     }
 
     It "Should use Emacs Bindings on Linux and macOS" -skip:$IsWindows {

@@ -1,6 +1,8 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License.
 
+Import-Module HelpersCommon
+
 Describe "Enable-ExperimentalFeature and Disable-ExperimentalFeature tests" -tags "Feature","RequireAdminOnWindows" {
 
     BeforeAll {
@@ -52,6 +54,10 @@ Describe "Enable-ExperimentalFeature and Disable-ExperimentalFeature tests" -tag
     ) {
         param ($scope)
 
+        if (!(Test-CanWriteToPsHome) -and $scope -eq "AllUsers") {
+            return
+        }
+
         $feature = pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
         $feature.Enabled | Should -BeFalse -Because "All Experimental Features disabled when no config file"
         $feature = pwsh -noprofile -output xml -command Enable-ExperimentalFeature ExpTest.FeatureOne -Scope $scope -WarningAction SilentlyContinue
@@ -66,6 +72,10 @@ Describe "Enable-ExperimentalFeature and Disable-ExperimentalFeature tests" -tag
     ) {
         param ($scope, $configPath)
 
+        if (!(Test-CanWriteToPsHome) -and $scope -eq "AllUsers") {
+            return
+        }
+
         '{"ExperimentalFeatures":["ExpTest.FeatureOne"]}' > $configPath
         $feature = pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
         $feature.Enabled | Should -BeTrue -Because "Test config should enable ExpTest.FeatureOne"

@@ -1,6 +1,8 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License.
 
+Import-Module HelpersCommon
+
 Describe "Get-ExperimentalFeature Tests" -tags "Feature","RequireAdminOnWindows" {
 
     BeforeAll {
@@ -31,7 +33,7 @@ Describe "Get-ExperimentalFeature Tests" -tags "Feature","RequireAdminOnWindows"
     }
 
     AfterAll {
-        if ($systemConfigExists) {
+        if ($systemConfigExists -and (Test-CanWriteToPsHome)) {
             Move-Item "$systemConfigPath.backup" $systemConfigPath -Force -ErrorAction SilentlyContinue
         }
 
@@ -43,7 +45,10 @@ Describe "Get-ExperimentalFeature Tests" -tags "Feature","RequireAdminOnWindows"
     }
 
     AfterEach {
-        Remove-Item $systemConfigPath -Force -ErrorAction SilentlyContinue
+        if (Test-CanWriteToPsHome) {
+            Remove-Item $systemConfigPath -Force -ErrorAction SilentlyContinue
+        }
+
         Remove-Item $userConfigPath -Force -ErrorAction SilentlyContinue
     }
 
@@ -113,7 +118,7 @@ Describe "Get-ExperimentalFeature Tests" -tags "Feature","RequireAdminOnWindows"
     }
 
     Context "User config takes precedence over system config" {
-        It "Feature is enabled in user config only" {
+        It "Feature is enabled in user config only" -Skip:(!(Test-CanWriteToPsHome)) {
             '{"ExperimentalFeatures":["ExpTest.FeatureOne"]}' > $userConfigPath
             '{"ExperimentalFeatures":["ExpTest.FeatureTwo"]}' > $systemConfigPath
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		@{ ModuleVersion = '1.0'; NestedModules = 'D:\PowerShell\test\powershell\Modules\Microsoft.PowerShell.Security\Modules\ImportUnTrustedManifestWithBinFnExport_System32.dll'; CmdletsToExport = 'Invoke-Hello' }