fix winps manifest, start of support for input

Author: Steve Lee (POWERSHELL HE/HIM) (from Dev Box)

resources/PSScript/psscript.dsc.resource.json

@@ -66,6 +66,9 @@
                 "testScript": {
                     "type": ["string", "null"]
                 },
+                "input": {
+                    "type": ["string", "boolean", "integer", "object", "array", "null"]
+                },
                 "output": {
                     "type": ["object", "null"]
                 },

resources/PSScript/psscript.ps1

@@ -61,7 +61,16 @@ $ps = [PowerShell]::Create().AddScript({
     $DebugPreference = 'Continue'
     $VerbosePreference = 'Continue'
     $ErrorActionPreference = 'Stop'
-}).AddScript($script)
+})
+
+if ($null -ne $scriptObject.input) {
+    $null = $ps.AddScript({
+        $global:inputArg = $scriptObject.input
+    })
+}
+
+$null = $ps.AddScript($script)
+
 $ps.Streams.Error.add_DataAdded({
     param($sender, $args)
     Write-DscTrace -Level Error -Message $sender.Message

resources/PSScript/psscript.tests.ps1

@@ -264,4 +264,19 @@ Describe 'Tests for PSScript resource' {
         $result.results[0].result.actualState.output[0].PSEdition | Should -BeExactly 'Core'
         $result.results[0].result.actualState.output[0].PSVersion.Major | Should -Be 7
     }
+
+    It 'Input can be a string for <resourceType>' -TestCases $testCases {
+        param($resourceType)
+
+        $yaml = @'
+        getScript: |
+          "Input: $input"
+        input: "This is a string"
+'@
+        $result = dsc resource get -r $resourceType -i $yaml 2> $TestDrive/error.txt | ConvertFrom-Json
+        $LASTEXITCODE | Should -Be 0 -Because (Get-Content $TestDrive/error.txt -Raw | Out-String)
+        $result.actualState.output.Count | Should -Be 1 -Because ($result | ConvertTo-Json -Depth 10 | Out-String)
+        $result.actualState.output[0] | Should -BeExactly "Input: This is a string"
+    }
+
 }

resources/PSScript/winpsscript.dsc.resource.json

@@ -4,7 +4,7 @@
     "description": "Enable running Windows PowerShell 5.1 scripts inline",
     "version": "0.1.0",
     "get": {
-        "executable": "pwsh",
+        "executable": "powershell",
         "args": [
             "-NoLogo",
             "-NonInteractive",
@@ -18,7 +18,7 @@
         "input": "stdin"
     },
     "set": {
-        "executable": "pwsh",
+        "executable": "powershell",
         "args": [
             "-NoLogo",
             "-NonInteractive",
@@ -34,7 +34,7 @@
         "return": "state"
     },
     "test": {
-        "executable": "pwsh",
+        "executable": "powershell",
         "args": [
             "-NoLogo",
             "-NonInteractive",
@@ -66,6 +66,9 @@
                 "testScript": {
                     "type": ["string", "null"]
                 },
+                "input": {
+                    "type": ["string", "boolean", "integer", "object", "array", "null"]
+                },
                 "output": {
                     "type": ["object", "null"]
                 },