// Copyright (c) 2018, 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 file.

/// @assertion We say that a type T0 is a subtype of a type T1 (written T0 <: T1)
/// when:
/// Left FutureOr: T0 is FutureOr<S0>
///   and Future<S0> <: T1
///   and S0 <: T1
/// @description Check that if a type T0 is FutureOr<S0> and S0 is a subtype of
/// T1 but Future<S0> is not a subtype of T1 , then a type T0 is not a subtype of
/// a type T1.
/// @author sgrekhov@unipro.ru
///
/// @description Check that if type T0 is not a subtype of a type T1, then
/// instance of T0 cannot be assigned to the to local variable of type T1.
/// Assignment to local variable is tested.
/// @author sgrekhov@unipro.ru
/// @author ngl@unipro.ru
///
/// This test is generated from left_FutureOr_fail_A02.dart and 
/// local_variable_fail_x01.dart.
/// Don't modify it. If you want to change this test, change one of the files 
/// above and then run generator.dart to regenerate the tests.



import "dart:async";

class T1 {
  const T1();
}
class S0 extends T1 {}

FutureOr<S0> t0Instance = Future<S0>.value(new S0()); // Future<S0> is not a subtype of T1
T1 t1Instance = new T1();

const t1Default = const T1();




class LocalVariableTest {
  LocalVariableTest() {
    T1 t1 = t0Instance;
//           ^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  }

  test() {
    T1 t1 = t0Instance;
//           ^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  }

  static staticTest() {
    T1 t1 = t0Instance;
//           ^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  }
}

main() {
  T1 t1 = t0Instance;
//         ^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified

  bar () {
    T1 t1 = t0Instance;
//           ^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  }
}
