Add test

Author: Gijsreyn

dsc/tests/dsc_version.tests.ps1

@@ -0,0 +1,20 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+Describe 'tests for metadata versioning' {
+  It 'returns the correct dsc semantic version in metadata' {
+    $config_yaml = @"
+            `$schema: https://aka.ms/dsc/schemas/v3/bundled/config/document.json
+            resources:
+            - name: Echo
+              type: Microsoft.DSC.Debug/Echo
+              properties:
+                output: 'Hello, World!'
+"@
+    $out = $config_yaml | dsc config get -f - | ConvertFrom-Json
+    $version = $out.metadata.'Microsoft.DSC'.version -as [System.Management.Automation.SemanticVersion]
+    $version | Should -Not -BeNullOrEmpty
+    $dscVersion = (dsc --version).Split(" ")[1]
+    $version | Should -Be $dscVersion
+  }
+}