test: termination protection setting in stage

packages/aws-cdk-lib/core/test/stage.test.ts

@@ -337,6 +337,64 @@ describe('stage', () => {
   });
 });
 
+test('Stack inherits termination protection from Stage', () => {
+  // GIVEN
+  const app = new App();
+  const stage = new Stage(app, 'Stage', {
+    terminationProtection: true,
+  });
+
+  // WHEN
+  const stack1 = new Stack(stage, 'Stack1');
+
+  // THEN
+  expect(stack1.terminationProtection).toEqual(true);
+});
+
+test('Stack can override termination protection from Stage', () => {
+  // GIVEN
+  const app = new App();
+  const stage = new Stage(app, 'Stage', {
+    terminationProtection: true,
+  });
+
+  // WHEN
+  const stack1 = new Stack(stage, 'Stack1', { terminationProtection: false });
+
+  // THEN
+  expect(stack1.terminationProtection).toEqual(false);
+});
+
+test('termination protection is inherited deeply', () => {
+  // GIVEN
+  const app = new App();
+  const outer = new Stage(app, 'Stage', {
+    terminationProtection: true,
+  });
+
+  // WHEN
+  const inner = new Stage(outer, 'Acct');
+
+  // THEN
+  expect(inner.terminationProtection).toEqual(true);
+  expect(new Stack(inner, 'Stack').terminationProtection).toEqual(true);
+});
+
+test('termination protection can be overridden in inner stage', () => {
+  // GIVEN
+  const app = new App();
+  const outer = new Stage(app, 'Stage', {
+    terminationProtection: false,
+  });
+
+  // WHEN
+  const inner = new Stage(outer, 'Acct', { terminationProtection: true });
+
+  // THEN
+  expect(inner.terminationProtection).toEqual(true);
+  expect(new Stack(inner, 'Stack').terminationProtection).toEqual(true);
+});
+
 test('missing context in Stages is propagated up to root assembly', () => {
   // GIVEN
   const app = new App();