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 = static_cast<uint32_t>(millisecs / portTICK_PERIOD_MS);
      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          48 : void SleepMicros(uint64_t microsecs)
      67             : {
      68          48 :     usleep(static_cast<useconds_t>(microsecs));
      69          48 : }
      70             : 
      71          45 : void SleepMillis(uint64_t millisecs)
      72             : {
      73          45 :     SleepMicros(millisecs * 1000);
      74          45 : }
      75             : 
      76     1431974 : uint64_t TimeMonotonicMillis()
      77             : {
      78     1431974 :     return static_cast<uint64_t>(time(nullptr) * 1000);
      79             : }
      80             : 
      81             : #endif
      82             : 
      83             : } // namespace test_utils
      84             : } // namespace chip