1 /* 2 * Copyright (C) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef TEST_TIMER_H 17 #define TEST_TIMER_H 18 19 #include "print_log.h" 20 21 #include <hctest.h> 22 #include <time.h> 23 24 #ifdef __cplusplus 25 extern "C" { 26 #endif 27 28 double CalcTimeSpecDiff(struct timespec before, struct timespec after); 29 30 unsigned long long TimeConsumingOperation(void); 31 32 #ifdef __cplusplus 33 } 34 #endif 35 36 #define RUN_AND_PRINT_ELAPSED_TIME(out_result, operation) \ 37 do { \ 38 struct timespec __before, __after; \ 39 int __beforeRes = clock_gettime(CLOCK_MONOTONIC, &__before); \ 40 out_result = operation; \ 41 int __afterRes = clock_gettime(CLOCK_MONOTONIC, &__after); \ 42 TEST_ASSERT_TRUE(__beforeRes == 0 && __afterRes == 0); \ 43 double __mseconds = CalcTimeSpecDiff(__before, __after); \ 44 LOGI("operation %s took %f ms", #operation, __mseconds); \ 45 } while (0) 46 47 #define RUN_AND_PRINT_ELAPSED_TIME_WITHOUT_RESULT(operation) \ 48 do { \ 49 struct timespec __before, __after; \ 50 int __beforeRes = clock_gettime(CLOCK_MONOTONIC, &__before); \ 51 (void)(operation); \ 52 int __afterRes = clock_gettime(CLOCK_MONOTONIC, &__after); \ 53 TEST_ASSERT_TRUE(__beforeRes == 0 && __afterRes == 0); \ 54 double __mseconds = CalcTimeSpecDiff(__before, __after); \ 55 LOGI("operation %s took %f ms", #operation, __mseconds); \ 56 } while (0) 57 58 #endif // TEST_TIMER_H 59