Language/Statements/Break/execution_t01.dart

// 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.

/// @assertion Let s1, ..., sn be those try statements that are both enclosed in
/// sE and that enclose sb, and that have a finally clause. Lastly, let fj be the
/// finally clause of sj, 1 <= j <= n. Executing sb first executes f1, ..., fn
/// in innermost-clause-first order and then terminates sE.
/// @description Checks that the execution of "break L;" statement terminates
/// the enclosing labeled statement and that all finally clauses between them are
/// executed in the innermost-clause-first order.
/// @author rodionov

import '../../../Utils/expect.dart';

main() {
  List order = [];

  L: try {
    try {
      try {
        M: do {
          try {
            break L;
            Expect.fail("This code shouldn't be executed");
          } catch (ok) {
            Expect.fail("This code shouldn't be executed");
          } finally {
            order.add(4);
          }
          Expect.fail("This code shouldn't be executed");
        } while (false);
      } finally {
        order.add(3);
      }
    } finally {
      order.add(2);
    }
    Expect.fail("This code shouldn't be executed");
  } finally {
    order.add(1);
  }

  Expect.listEquals([4, 3, 2, 1], order,
      "A sequence of finally clauses was not properly executed!");
}