// Copyright (c) 2012, 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.

import "package:expect/expect.dart";

switcher(val) {
  var x = 0;
  switch (val) {
  case 1:
    x = 100;
    break;
  case 2:
    x = 200;
    break;
  case 3:
    x = 300;
    break;
  default:
    return 400;
    break; // Intentional dead code (regression test for crash).
  }
  return x;
}


// Check unambiguated grammar allowing multiple lables per case/default.
switcher2(val) {
  var x = 0;
  switch (val) {
    foo:
    bar:
    case 1:
    baz:
    case 2:
      fez: {
        x = 100;
        break fez;
      }
      break;
    hest:
    fisk:
    case 3:
    case 4:
    svin:
    default:
      barber: {
        if (val > 2) {
          x = 200;
          break;
        } else {
          // Enable when continue to switch-case is implemented.
          continue hest;
        }
      }
  }
  return x;
}


badswitches(val) {
  // Test some badly formed switch bodies.
  // 01 - a label/statement without a following case/default.
  // 02 - a label without a following case/default or statement.
  switch (val) {
    foo: break;     /// 01: compile-time error
    case 2:         /// 02: compile-time error
    foo:            /// 02: continued
  }
}

main() {
  Expect.equals(100, switcher(1));
  Expect.equals(200, switcher(2));
  Expect.equals(300, switcher(3));
  Expect.equals(400, switcher(4));

  Expect.equals(100, switcher2(1));
  Expect.equals(100, switcher2(2));
  Expect.equals(200, switcher2(3));
  Expect.equals(200, switcher2(4));
  Expect.equals(200, switcher2(5));

  badswitches(42);
}