| 22 | } // namespace |
| 23 | |
| 24 | UNIT_TEST(ObserverList_Basic) |
| 25 | { |
| 26 | Observer observer0; |
| 27 | Observer observer1; |
| 28 | Observer observer2; |
| 29 | |
| 30 | base::ObserverListSafe<Observer> observers; |
| 31 | |
| 32 | // Register all observers in a list. Also check that it's not |
| 33 | // possible to add the same observer twice. |
| 34 | TEST(observers.Add(observer0), ()); |
| 35 | TEST(!observers.Add(observer0), ()); |
| 36 | |
| 37 | TEST(observers.Add(observer1), ()); |
| 38 | TEST(!observers.Add(observer1), ()); |
| 39 | |
| 40 | TEST(observers.Add(observer2), ()); |
| 41 | TEST(!observers.Add(observer2), ()); |
| 42 | |
| 43 | TEST(!observers.Add(observer1), ()); |
| 44 | TEST(!observers.Add(observer2), ()); |
| 45 | |
| 46 | std::string const message = "HTTP OK"; |
| 47 | observers.ForEach(&Observer::OnOperationCompleted, message, 204); |
| 48 | |
| 49 | // Check observers internal state. |
| 50 | TEST_EQUAL(message, observer0.message, ()); |
| 51 | TEST_EQUAL(204, observer0.status, ()); |
| 52 | |
| 53 | TEST_EQUAL(message, observer1.message, ()); |
| 54 | TEST_EQUAL(204, observer1.status, ()); |
| 55 | |
| 56 | TEST_EQUAL(message, observer2.message, ()); |
| 57 | TEST_EQUAL(204, observer2.status, ()); |
| 58 | |
| 59 | // Remove all observers from a list. |
| 60 | TEST(observers.Remove(observer0), ()); |
| 61 | TEST(!observers.Remove(observer0), ()); |
| 62 | |
| 63 | TEST(observers.Remove(observer1), ()); |
| 64 | TEST(!observers.Remove(observer1), ()); |
| 65 | |
| 66 | TEST(observers.Remove(observer2), ()); |
| 67 | TEST(!observers.Remove(observer2), ()); |
| 68 | } |