add test

src/presetsController.ts

@@ -1610,6 +1610,7 @@ export class PresetsController implements vscode.Disposable {
         if (this.presetsFileExist && file === this.userPresetsPath) {
             presetsFile.include = presetsFile.include || [];
             const filteredIncludes = presetsFile.include.filter(include => {
+                // Ensuring that we handle expansions. Duplicated from loop below.
                 const includePath = presetsFile.version >= 7 ?
                 // Version 7 and later support $penv{} expansions in include paths
                     substituteAll(include, getParentEnvSubstitutions(include, new Map<string, string>())).result :

test/extension-tests/single-root-UI/project-folder/CMakeUserPresets.json

@@ -44,6 +44,10 @@
       "environment": {
         "TEST_VARIANT_ENV": "0cbfb6ae-f2ec-4017-8ded-89df8759c502"
       }
+    },
+    {
+        "name": "TestInheritFromPreset",
+        "inherits": "Linux1"
     }
   ]
-}
+}

test/extension-tests/single-root-UI/test/include-presets.test.ts

@@ -69,4 +69,9 @@ suite('Preset include functionality', () => {
         const result = await testEnv.result.getResultAsJson();
         expect(result['cookie']).to.eq('passed-cookie');
     }).timeout(100000);
+
+    test('Configure CMakeUserPreset inheriting from CMakePreset', async function (this: Mocha.Context) {
+        await vscode.commands.executeCommand('cmake.setConfigurePreset', 'TestInheritFromPreset');
+        expect(await vscode.commands.executeCommand('cmake.showConfigureCommand')).to.be.eq(0);
+    }).timeout(100000);
 });