# Copyright (c) 2021, the Dart project authors. Please see the AUTHORS file
# for details. All rights reserved. Use of this source code is governed by a
# BSD-style license that can be found in the LICENSE.md file.

# Reproduces https://dartbug.com/46666.

type: newworld
worlds:
  - entry: b.dart
    sources:
      a.dart: |
        import 'dart:ffi';

        class StructA extends Struct {
          external Pointer<Void> a1;
          external Pointer<Void> a2;
          external Pointer<Void> a3;
          external NestedStruct blah;
        }

        class NestedStruct extends Struct {
          external Pointer<Void> n1;
          external Pointer<Void> n2;
          external Pointer<Void> n3;
        }
      b.dart: |
        import 'dart:ffi';
        import 'dart:isolate';
        import 'dart:async';

        import 'a.dart';

        class StructB extends Struct {
          external StructA b1;
        }

        void periodic() {
          print(sizeOf<StructB>());
        }

        void main() {
          Timer.periodic(const Duration(seconds: 1), (_) => periodic());
        }
    expectedLibraryCount: 2

  - entry: b.dart
    worldType: updated
    expectInitializeFromDill: false
    invalidate:
      - b.dart
    expectedLibraryCount: 2
    expectsRebuildBodiesOnly: false