LanguageFeatures/nnbd/weak/type_reification_A01_t03.dart

// Copyright (c) 2019, 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 All types reified in legacy libraries are reified as legacy types.
/// @description Check that runtime type of the function imported from opted to
/// legacy library is a legacy type.
/// @author iarkh@unipro.ru

// Requirements=nnbd-weak

import "../../../Utils/expect.dart";
import "type_reification_legacy_lib.dart";

main() {
  Expect.isTrue(test1 is F1);
  Expect.isTrue(test2 is F1);
  Expect.isFalse(test3 is F1);
  checkType(checkIs<F1>, true, test1);
  checkType(checkIs<F1>, true, test2);
  checkType(checkIs<F1>, false, test3);

  Expect.isTrue(test1 is F1?);
  Expect.isTrue(test2 is F1?);
  Expect.isFalse(test3 is F1?);
  checkType(checkIs<F1?>, true, test1);
  checkType(checkIs<F1?>, true, test2);
  checkType(checkIs<F1?>, false, test3);

  Expect.isFalse(test1 is F2);
  Expect.isFalse(test2 is F2);
  Expect.isFalse(test3 is F2);
  checkType(checkIs<F2>, false, test1);
  checkType(checkIs<F2>, false, test2);
  checkType(checkIs<F2>, false, test3);

  Expect.isFalse(test4 is F1);
  Expect.isFalse(test5 is F1);
  Expect.isFalse(test6 is F1);
  checkType(checkIs<F1>, false, test4);
  checkType(checkIs<F1>, false, test5);
  checkType(checkIs<F1>, false, test6);

  Expect.isFalse(test4 is F1?);
  Expect.isFalse(test5 is F1?);
  Expect.isFalse(test6 is F1?);
  checkType(checkIs<F1?>, false, test4);
  checkType(checkIs<F1?>, false, test5);
  checkType(checkIs<F1?>, false, test6);

  Expect.isFalse(test4 is F2);
  Expect.isFalse(test5 is F2);
  Expect.isTrue(test6 is F2);
  checkType(checkIs<F2>, false, test4);
  checkType(checkIs<F2>, false, test5);
  checkType(checkIs<F2>, true, test6);

  Expect.isFalse(test4 is F2?);
  Expect.isFalse(test5 is F2?);
  Expect.isTrue(test6 is F2?);
  checkType(checkIs<F2?>, false, test4);
  checkType(checkIs<F2?>, false, test5);
  checkType(checkIs<F2?>, true, test6);

  Expect.isTrue(test4 is F2<int, B, A1>);
  Expect.isTrue(test4 is F2<int?, B?, A1?>);
  Expect.isTrue(test4 is F2<int, B<Object?>, A1>);
  Expect.isTrue(test4 is F2<int, B<Object>, A1>);
  checkType(checkIs<F2<int, B, A1>>, true, test4);
  checkType(checkIs<F2<int?, B?, A1?>>, true, test4);
  checkType(checkIs<F2<int, B<Object?>, A1>>, true, test4);
  checkType(checkIs<F2<int, B<Object>, A1>>, true, test4);

  Expect.isTrue(test3 is F3<A1?>);
  checkType(checkIs<F3<A1?>>, true, test3);

  Expect.isTrue(test7 is F4<int?>);
  Expect.isFalse(test7 is F4<String?>);
  checkType(checkIs<F4<int?>>, true, test7);
  checkType(checkIs<F4<String?>>, false, test7);

  Expect.isTrue(test7 is F4<int>);
  Expect.isFalse(test7 is F4<String>);
  checkType(checkIs<F4<int>>, true, test7);
  checkType(checkIs<F4<String>>, false, test7);
}