// Copyright (c) 2016, 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 final Object message;
/// Message describing the assertion error
/// @description Checks that this property returns correct value
/// @author sgrekhov@unipro.ru

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

check(message) {
  AssertionError ae = new AssertionError(message);
  Expect.equals(message, ae.message);

  bool thrown = false;
  try {
    assert(false, message);
  } on AssertionError catch (e) {
    Expect.equals(message, e.message);
    thrown = true;
  }
  Expect.isTrue(thrown);
}

main() {
  if (assertStatementsEnabled) {
    check(null);
    check("I'll be back!");
    check(123);
    check(3.14);
    check(true);
    check(false);
    check(new Object());
  }
}