1 // The MIT License (MIT) 2 // 3 // Copyright (c) 2015 Sergey Makeev, Vadim Slyusarev 4 // 5 // Permission is hereby granted, free of charge, to any person obtaining a copy 6 // of this software and associated documentation files (the "Software"), to deal 7 // in the Software without restriction, including without limitation the rights 8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 // copies of the Software, and to permit persons to whom the Software is 10 // furnished to do so, subject to the following conditions: 11 // 12 // The above copyright notice and this permission notice shall be included in 13 // all copies or substantial portions of the Software. 14 // 15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 21 // THE SOFTWARE. 22 23 #include "Tests.h" 24 #include <UnitTest++.h> 25 #include <MTScheduler.h> 26 27 #ifdef MT_THREAD_SANITIZER 28 #define SMALLEST_STACK_SIZE (566656) 29 #else 30 #define SMALLEST_STACK_SIZE (32768) 31 #endif 32 33 34 SUITE(FiberTests) 35 { 36 MT::Atomic32<int32> counter(0); 37 MT::Fiber* fiberMain = nullptr; 38 39 void FiberFunc( void* userData ) 40 { 41 CHECK_EQUAL(0, counter.Load()); 42 counter.IncFetch(); 43 44 MT::Fiber* currentFiber = (MT::Fiber*)userData; 45 MT::Fiber::SwitchTo(*currentFiber, *fiberMain); 46 47 CHECK_EQUAL(2, counter.Load()); 48 counter.IncFetch(); 49 50 MT::Fiber::SwitchTo(*currentFiber, *fiberMain); 51 } 52 53 void FiberMain(void* userData) 54 { 55 MT_UNUSED(userData); 56 57 MT::Fiber fiber1; 58 59 fiber1.Create(SMALLEST_STACK_SIZE, FiberFunc, &fiber1); 60 61 MT::Fiber::SwitchTo(*fiberMain, fiber1); 62 63 CHECK_EQUAL(1, counter.Load()); 64 counter.IncFetch(); 65 66 MT::Fiber::SwitchTo(*fiberMain, fiber1); 67 68 CHECK_EQUAL(3, counter.Load()); 69 70 fiberMain = nullptr; 71 } 72 73 74 75 TEST(FiberSimpleTest) 76 { 77 MT::Fiber fiber; 78 fiberMain = &fiber; 79 80 counter.Store(0); 81 82 fiberMain->CreateFromCurrentThreadAndRun(FiberMain, nullptr); 83 } 84 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 85 } 86