| 57 | } |
| 58 | |
| 59 | void RunReadersWriters() { |
| 60 | if (Id_ % 2 == 0) { |
| 61 | for (size_t i = 0; i < 10; ++i) { |
| 62 | Data_.mutex.AcquireRead(); |
| 63 | |
| 64 | ++Data_.readersIn; |
| 65 | FAIL_ASSERT(Data_.writersIn.load() == 0); |
| 66 | usleep(RandomNumber<ui32>() % 5); |
| 67 | --Data_.readersIn; |
| 68 | |
| 69 | Data_.mutex.ReleaseRead(); |
| 70 | } |
| 71 | } else { |
| 72 | for (size_t i = 0; i < 10; ++i) { |
| 73 | Data_.mutex.AcquireWrite(); |
| 74 | |
| 75 | ++Data_.writersIn; |
| 76 | FAIL_ASSERT(Data_.readersIn.load() == 0 && Data_.writersIn.load() == 1); |
| 77 | usleep(RandomNumber<ui32>() % 5); |
| 78 | --Data_.writersIn; |
| 79 | |
| 80 | Data_.mutex.ReleaseWrite(); |
| 81 | } |
| 82 | } |
| 83 | } |
| 84 | #undef FAIL_ASSERT |
| 85 | |
| 86 | private: |
nothing calls this directly
no test coverage detected