blob: 367b3f1423ed4292261af227a6edae70d4707067 [file] [log] [blame]
/*
* 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:
* Right FutureOr: T1 is FutureOr<S1> and
* either T0 <: Future<S1>
* or T0 <: S1
* or T0 is X0 and X0 has bound S0 and S0 <: T1
* or T0 is X0 & S0 and S0 <: T1
* @description Check that if a type T1 is Future<S1> and a type T0 is X0 and X0
* has bound S0 and S0 <: Future<S1>, then a type T0 is a subtype of a type T1.
* @author ngl@unipro.ru
*/
/**
* @description Check that if type T0 is a subtype of a type T1, then instance
* of T0 can be be assigned to the to global variable of type T1
* @author sgrekhov@unipro.ru
*/
/*
* This test is generated from right_FutureOr_A03.dart and
* global_variable_x01.dart.
* Don't modify it. If you want to change this file, change one of the files
* above and then run generator.dart to regenerate the tests.
*/
import "dart:async";
class S1 {}
class S0 implements Future<S1> {
asStream() => null;
catchError(Function onError, {bool test(Object error)}) => null;
then<T0>(FutureOr<T0> onValue(S1 value), {Function onError}) => null;
timeout(Duration timeLimit, {FutureOr<S1> onTimeout()}) => null;
whenComplete(FutureOr action()) => null;
}
class X0 extends S0 {
}
X0 t0Instance = new X0();
FutureOr<S1> t1Instance = new Future.value(new S1());
class GlobalVariableTest {
GlobalVariableTest() {
t1Instance = t0Instance;
}
foo() {
t1Instance = t0Instance;
}
static test() {
t1Instance = t0Instance;
}
}
main() {
bar () {
t1Instance = t0Instance;
}
t1Instance = t0Instance;
bar();
GlobalVariableTest t = new GlobalVariableTest();
t.foo();
GlobalVariableTest.test();
}