initial

test/PowerShellEditorServices.Test.Shared/SymbolDetails/FindsDetailsForBuiltInCommand.cs

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+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+using Microsoft.PowerShell.EditorServices.Services.TextDocument;
+
+namespace Microsoft.PowerShell.EditorServices.Test.Shared.SymbolDetails
+{
+    public static class FindsDetailsForBuiltInCommandData
+    {
+        public static readonly ScriptRegion SourceDetails = new(
+            file: TestUtilities.NormalizePath("SymbolDetails/SymbolDetails.ps1"),
+            text: string.Empty,
+            startLineNumber: 1,
+            startColumnNumber: 10,
+            startOffset: 0,
+            endLineNumber: 0,
+            endColumnNumber: 0,
+            endOffset: 0);
+    }
+}

test/PowerShellEditorServices.Test.Shared/SymbolDetails/SymbolDetails.ps1

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+Expand-Archive -Path $TEMP
+# References Test uses this one
+Get-Process -Name 'powershell*'
+
+<#
+.Synopsis
+	Short description
+.DESCRIPTION
+	Long description
+.EXAMPLE
+	Example of how to use this cmdlet
+.EXAMPLE
+	Another example of how to use this cmdlet
+#>
+function Get-Thing {
+	[Alias()]
+	[OutputType([int])]
+	Param
+	(
+		# Param1 help description
+		[Parameter(Mandatory = $true,
+			ValueFromPipelineByPropertyName = $true,
+			Position = 0)]
+		$Name
+	)
+
+	Begin
+	{
+	}
+	Process
+	{
+		return 0;
+	}
+	End
+	{
+	}
+}
+
+Get-Thing -Name "test"