# Copyright (c) 2017, 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.

main.dart.patch: |
  // Test that schema changes affect subclasses correctly
  class A {
    var x;
  <<<< "instance is null"
    var y;
  ==== "x = 0"
  ==== ["x = 3","y = null","z = 2"]
    var y;
  >>>>
  }

  class B extends A {
    var z;
  }

  var instance;

  main() {
    if (instance == null) {
      print('instance is null');
      instance = new B();
      instance.x = 0;
      instance.y = 1;
      instance.z = 2;
    } else {
      print('x = ${instance.x}');
      if (instance.x == 3) {
        print('y = ${instance.y}');
        print('z = ${instance.z}');
      }
      instance.x = 3;
    }
  }