Branch data     Line data    Source code

       1                 :            : /* SPDX-License-Identifier: LGPL-2.1+ */
       2                 :            : 
       3                 :            : #include "cgroup.h"
       4                 :            : #include "log.h"
       5                 :            : 
       6                 :          4 : static void test_cgroup_cpu_adjust_period(void) {
       7         [ +  - ]:          4 :         log_info("/* %s */", __func__);
       8                 :            : 
       9                 :            :         /* Period 1ms, quota 40% -> Period 2.5ms */
      10         [ -  + ]:          4 :         assert_se(2500 == cgroup_cpu_adjust_period(USEC_PER_MSEC, 400 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      11                 :            :         /* Period 10ms, quota 10% -> keep. */
      12         [ -  + ]:          4 :         assert_se(10 * USEC_PER_MSEC == cgroup_cpu_adjust_period(10 * USEC_PER_MSEC, 100 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      13                 :            :         /* Period 1ms, quota 1000% -> keep. */
      14         [ -  + ]:          4 :         assert_se(USEC_PER_MSEC == cgroup_cpu_adjust_period(USEC_PER_MSEC, 10000 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      15                 :            :         /* Period 100ms, quota 30% -> keep. */
      16         [ -  + ]:          4 :         assert_se(100 * USEC_PER_MSEC == cgroup_cpu_adjust_period(100 * USEC_PER_MSEC, 300 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      17                 :            :         /* Period 5s, quota 40% -> adjust to 1s. */
      18         [ -  + ]:          4 :         assert_se(USEC_PER_SEC == cgroup_cpu_adjust_period(5 * USEC_PER_SEC, 400 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      19                 :            :         /* Period 2s, quota 250% -> adjust to 1s. */
      20         [ -  + ]:          4 :         assert_se(USEC_PER_SEC == cgroup_cpu_adjust_period(2 * USEC_PER_SEC, 2500 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      21                 :            :         /* Period 10us, quota 5,000,000% -> adjust to 1ms. */
      22         [ -  + ]:          4 :         assert_se(USEC_PER_MSEC == cgroup_cpu_adjust_period(10, 50000000 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      23                 :            :         /* Period 10ms, quota 50,000% -> keep. */
      24         [ -  + ]:          4 :         assert_se(10 * USEC_PER_MSEC == cgroup_cpu_adjust_period(10 * USEC_PER_MSEC, 500000 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      25                 :            :         /* Period 10ms, quota 1% -> adjust to 100ms. */
      26         [ -  + ]:          4 :         assert_se(100 * USEC_PER_MSEC == cgroup_cpu_adjust_period(10 * USEC_PER_MSEC, 10 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      27                 :            :         /* Period 10ms, quota .001% -> adjust to 1s. */
      28         [ -  + ]:          4 :         assert_se(1 * USEC_PER_SEC == cgroup_cpu_adjust_period(10 * USEC_PER_MSEC, 10, USEC_PER_MSEC, USEC_PER_SEC));
      29                 :            :         /* Period 0ms, quota 200% -> adjust to 1ms. */
      30         [ -  + ]:          4 :         assert_se(1 * USEC_PER_MSEC == cgroup_cpu_adjust_period(0, 2 * USEC_PER_SEC, USEC_PER_MSEC, USEC_PER_SEC));
      31                 :            :         /* Period 0ms, quota 40% -> adjust to 2.5ms. */
      32         [ -  + ]:          4 :         assert_se(2500 == cgroup_cpu_adjust_period(0, 400 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC));
      33                 :          4 : }
      34                 :            : 
      35                 :          4 : int main(int argc, char *argv[]) {
      36                 :          4 :         test_cgroup_cpu_adjust_period();
      37                 :          4 :         return 0;
      38                 :            : }