| // Copyright (c) 2015, 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 |
| |
| import "dart:async"; |
| import "package:expect/expect.dart"; |
| import "package:async_helper/async_helper.dart"; |
| |
| foo1(a) async { |
| int k = 0; |
| switch (a) { |
| case 1: |
| await 3; |
| k += 1; |
| break; |
| case 2: |
| k += a; |
| return k + 2; |
| default: k = 2; //# withDefault: ok |
| } |
| return k; |
| } |
| |
| foo2(a) async { |
| int k = 0; |
| switch (await a) { |
| case 1: |
| await 3; |
| k += 1; |
| break; |
| case 2: |
| k += await a; |
| return k + 2; |
| default: k = 2; //# withDefault: ok |
| } |
| return k; |
| } |
| |
| foo3(a) async { |
| int k = 0; |
| switch (a) { |
| case 1: |
| k += 1; |
| break; |
| case 2: |
| k += a; |
| return k + 2; |
| default: k = 2; //# withDefault: ok |
| } |
| return k; |
| } |
| |
| foo4(value) async { |
| int k = 0; |
| switch (await value) { |
| case 1: |
| k += 1; |
| break; |
| case 2: |
| k += 2; |
| return 2 + k; |
| default: k = 2; //# withDefault: ok |
| } |
| return k; |
| } |
| |
| futureOf(a) async => await a; |
| |
| test() async { |
| Expect.equals(1, await foo1(1)); |
| Expect.equals(4, await foo1(2)); |
| Expect.equals(2, await foo1(3)); //# withDefault: ok |
| Expect.equals(0, await foo1(3)); //# none: ok |
| Expect.equals(1, await foo2(futureOf(1))); |
| Expect.equals(4, await foo2(futureOf(2))); |
| Expect.equals(2, await foo2(futureOf(3))); //# withDefault: ok |
| Expect.equals(0, await foo2(futureOf(3))); //# none: ok |
| Expect.equals(1, await foo3(1)); |
| Expect.equals(4, await foo3(2)); |
| Expect.equals(2, await foo3(3)); //# withDefault: ok |
| Expect.equals(0, await foo3(3)); //# none: ok |
| Expect.equals(1, await foo4(futureOf(1))); |
| Expect.equals(4, await foo4(futureOf(2))); |
| Expect.equals(2, await foo4(futureOf(3))); //# withDefault: ok |
| Expect.equals(0, await foo4(futureOf(3))); //# none: ok |
| } |
| |
| void main() { |
| asyncStart(); |
| test().then((_) => asyncEnd()); |
| } |