blob: 8728155116ec22572cf21237c1e05fb2cf1b0436 [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:
/// Type Variable Reflexivity 1: T0 is a type variable X0 or a promoted type
/// variables X0 & S0 and T1 is X0
/// @description Check that if type T0 a promoted type variables X0 & S0 and T1
/// is X0 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 assigned to the to global variable of type T1
/// @author sgrekhov@unipro.ru
///
/// This test is generated from test_types/type_variable_reflexivity_1_A02.dart and
/// test_cases/global_variable_x01.dart. Don't modify it!
/// If you need to change this test, then change one of the files above and then
/// run generator/generator.dart to regenerate the tests.
class X0 {
const X0();
}
class S0 extends X0 {
}
S0 t0Instance = new S0();
X0 t1Instance = new X0();
const t1Default = const X0();
class GlobalVariableTest {
GlobalVariableTest() {
t1Instance = t0Instance;
}
foo() {
t1Instance = t0Instance;
}
static test() {
t1Instance = t0Instance;
}
}
test<T>(T t0Instance) {
if (t0Instance is S0) {
bar () {
t1Instance = t0Instance;
}
t1Instance = t0Instance;
bar();
GlobalVariableTest t = new GlobalVariableTest();
t.foo();
GlobalVariableTest.test();
}
}
main() {
test<S0>(t0Instance);
}