// Copyright (c) 2011, 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.

// @dart = 2.9

// Dart test program for catch that we expect a class after an 'is'. 'aa' is a
// malformed type and a type error should be thrown upon test.

import 'package:expect/expect.dart';

class A {
  const A();
}

class IsNotClass2NegativeTest {
  static testMain() {
    var a = new A();
    var aa = new A();

    if (a is aa) {
    //       ^^
    // [analyzer] COMPILE_TIME_ERROR.TYPE_TEST_WITH_NON_TYPE
    // [cfe] 'aa' isn't a type.
      return 0;
    }
    return 0;
  }
}

main() {
  IsNotClass2NegativeTest.testMain();
}
