| // 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. |
| // Check that FallThroughError is thrown if switch clause does not terminate. |
| |
| import "package:expect/expect.dart"; |
| |
| String test(int n) { |
| String result = "foo"; |
| switch (n) { |
| case 0: |
| result = "zero"; |
| break; |
| case 1: |
| // ^^^^ |
| // [analyzer] COMPILE_TIME_ERROR.SWITCH_CASE_COMPLETES_NORMALLY |
| // [cfe] Switch case may fall through to the next case. |
| result = "one"; |
| // fall-through, error if case is non-empty |
| case 9: |
| result = "nine"; |
| // No implicit FallThroughError at end of switch statement. |
| } |
| return result; |
| } |
| |
| main() { |
| Expect.equals("zero", test(0)); |
| Expect.equals("nine", test(1)); |
| Expect.equals("nine", test(9)); |
| Expect.equals("foo", test(99)); |
| } |