add test for bubbling up properties from export

Author: tgauth

dsc/tests/dsc_export.tests.ps1

@@ -161,4 +161,23 @@ resources:
       $out.resources[1].properties.foo | Should -BeExactly 'bar'
       $out.resources[1].properties.hello | Should -BeExactly 'world'
     }
+
+    It 'Export can surface _kind, _securityContext, and _name from a resource' {
+      $yaml = @'
+$schema: https://raw.githubusercontent.com/PowerShell/DSC/main/schemas/2023/08/config/document.json
+resources:
+  - name: Test Export
+    type: Test/ExportBubble
+    properties:
+'@
+        $out = dsc config export -i $yaml | ConvertFrom-Json
+        $LASTEXITCODE | Should -Be 0
+        $out.resources.count | Should -Be 1
+        $out.resources[0].name | Should -BeExactly 'TestName'
+        $out.resources[0].kind | Should -BeExactly 'TestKind'
+        $out.resources[0].securityContext | Should -BeExactly 'TestSecurityContext'
+        $out.resources[0].properties.psobject.properties.name | Should -Not -Contain '_kind'
+        $out.resources[0].properties.psobject.properties.name | Should -Not -Contain '_securityContext'
+        $out.resources[0].properties.psobject.properties.name | Should -Not -Contain '_name'
+    }
 }

tools/dsctest/dscexportbubble.dsc.resource.json

@@ -0,0 +1,21 @@
+{
+    "$schema": "https://aka.ms/dsc/schemas/v3/bundled/resource/manifest.json",
+    "type": "Test/ExportBubble",
+    "version": "0.1.0",
+    "export": {
+        "executable": "dsctest",
+        "args": [
+            "export-bubble"
+        ]
+    },
+    "schema": {
+        "command": {
+            "executable": "dsctest",
+            "args": [
+                "schema",
+                "-s",
+                "export-bubble"
+            ]
+        }
+    }
+}

tools/dsctest/src/args.rs

@@ -10,6 +10,7 @@ pub enum Schemas {
     ExitCode,
     InDesiredState,
     Export,
+    ExportBubble,
     Exporter,
     Sleep,
     Trace,
@@ -54,6 +55,10 @@ pub enum SubCommand {
         #[clap(name = "input", short, long, help = "The input to the export command as JSON")]
         input: String,
     },
+
+    #[clap(name = "export-bubble", about = "Export properties that DSC will bubble up")]
+    ExportBubble,
+
     #[clap(name = "exporter", about = "Exports different types of resources")]
     Exporter {
         #[clap(name = "input", short, long, help = "The input to the exporter command as JSON")]

tools/dsctest/src/main.rs

@@ -100,6 +100,13 @@ fn main() {
             }
             String::new()
         },
+        SubCommand::ExportBubble => {
+            let mut properties = Map::new();
+            properties.insert("_kind".to_string(), serde_json::Value::String("TestKind".to_string()));
+            properties.insert("_name".to_string(), serde_json::Value::String("TestName".to_string()));
+            properties.insert("_securityContext".to_string(), serde_json::Value::String("TestSecurityContext".to_string()));
+            serde_json::to_string(&properties).unwrap()
+        },
         SubCommand::Exporter { input } => {
             let exporter = match serde_json::from_str::<Exporter>(&input) {
                 Ok(exporter) => exporter,
@@ -137,6 +144,9 @@ fn main() {
                 Schemas::Export => {
                     schema_for!(Export)
                 },
+                Schemas::ExportBubble => {
+                    schema_for!(Resource)
+                },
                 Schemas::Exporter => {
                     schema_for!(Exporter)
                 },