Line data    Source code

       1              : /*
       2              :  *
       3              :  *    Copyright (c) 2021 Project CHIP Authors
       4              :  *
       5              :  *    Licensed under the Apache License, Version 2.0 (the "License");
       6              :  *    you may not use this file except in compliance with the License.
       7              :  *    You may obtain a copy of the License at
       8              :  *
       9              :  *        http://www.apache.org/licenses/LICENSE-2.0
      10              :  *
      11              :  *    Unless required by applicable law or agreed to in writing, software
      12              :  *    distributed under the License is distributed on an "AS IS" BASIS,
      13              :  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      14              :  *    See the License for the specific language governing permissions and
      15              :  *    limitations under the License.
      16              :  */
      17              : 
      18              : #include <lib/support/UnitTestUtils.h>
      19              : 
      20              : // Platform specific includes for test_utils
      21              : #include <platform/CHIPDeviceConfig.h>
      22              : #if CHIP_DEVICE_LAYER_TARGET_EFR32 || CHIP_DEVICE_LAYER_TARGET_AMEBA
      23              : #include <FreeRTOS.h>
      24              : #include <task.h>
      25              : #else
      26              : #include <time.h>
      27              : #include <unistd.h>
      28              : #endif
      29              : 
      30              : namespace chip {
      31              : namespace test_utils {
      32              : 
      33              : #if CHIP_DEVICE_LAYER_TARGET_EFR32 || CHIP_DEVICE_LAYER_TARGET_AMEBA
      34              : 
      35              : namespace {
      36              : 
      37              : constexpr uint64_t TicksToMillis(uint32_t ticks)
      38              : {
      39              :     const uint64_t seconds      = ticks / configTICK_RATE_HZ;
      40              :     const uint64_t millis_ticks = ticks - (seconds * configTICK_RATE_HZ);
      41              :     const uint64_t millis       = (((millis_ticks * 1000) + (configTICK_RATE_HZ / 2)) / configTICK_RATE_HZ);
      42              :     return (seconds * 1000) + millis;
      43              : }
      44              : 
      45              : } // namespace
      46              : 
      47              : uint64_t TimeMonotonicMillis()
      48              : {
      49              :     return TicksToMillis(xTaskGetTickCount());
      50              : }
      51              : 
      52              : void SleepMillis(uint64_t millisecs)
      53              : {
      54              :     uint32_t ticks = pdMS_TO_TICKS(millisecs);
      55              :     vTaskDelay(ticks == 0 ? 1 : ticks); // delay at least 1 tick
      56              : }
      57              : 
      58              : void SleepMicros(uint64_t microsecs)
      59              : {
      60              :     // FreeRTOS currently only sleep for intervals of 1ms
      61              :     SleepMillis((microsecs + 500) / 1000);
      62              : }
      63              : 
      64              : #else
      65              : 
      66           21 : void SleepMicros(uint64_t microsecs)
      67              : {
      68           21 :     usleep(static_cast<useconds_t>(microsecs));
      69           21 : }
      70              : 
      71           18 : void SleepMillis(uint64_t millisecs)
      72              : {
      73           18 :     SleepMicros(millisecs * 1000);
      74           18 : }
      75              : 
      76       979321 : uint64_t TimeMonotonicMillis()
      77              : {
      78       979321 :     return static_cast<uint64_t>(time(nullptr) * 1000);
      79              : }
      80              : 
      81              : #endif
      82              : 
      83              : } // namespace test_utils
      84              : } // namespace chip