blob: 18910206f61d32d2bfac91f1761634021b5d2d48 [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:
/// Left Promoted Variable: T0 is a promoted type variable X0 & S0
/// and S0 <: T1
/// @description Check that if type T0 is a promoted type variable X0 & S0 and S0
/// is subtype of T1 then T0 is a subtype of T1.
/// @author sgrekhov@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 left_promoted_variable_A01.dart and
/// global_variable_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.
class T1 {
const T1();
}
class X0 {}
class S0 extends X0 implements T1 {}
S0 t0Instance = new S0();
T1 t1Instance = new T1();
const t1Default = const T1();
class GlobalVariableTest {
GlobalVariableTest() {
t1Instance = t0Instance;
}
foo() {
t1Instance = t0Instance;
}
static test() {
t1Instance = t0Instance;
}
}
main() {
X0 t0Instance = new S0();
if (t0Instance is S0) {
bar () {
t1Instance = t0Instance;
}
t1Instance = t0Instance;
bar();
GlobalVariableTest t = new GlobalVariableTest();
t.foo();
GlobalVariableTest.test();
}
}