tests/posix/timer fails on nRF51/52

[nniranjhana]

The test in tests/posix/timer results in assertion failure.

This test started failing after this commit: 3c7f990

Arch: ARM
Board: nrf51/52 - nrf51_pca10028:arm, nrf52_pca10040:arm, nrf52840_pca10056:arm

Error console log:

 ***** Booting Zephyr OS 1.12.99 (delayed boot 1000ms) *****
 Running test suite test_posix_timer
 ===================================================================
 starting test - test_timer
 POSIX timer test
 Timer fires every 0 secs and  100000000 nsecs
 Time remaining to fire 0 secs and  888000000 nsecs
 Handler Signal value :20 for 1 times
 Handler Signal value :20 for 2 times
 Handler Signal value :20 for 3 times
 Handler Signal value :20 for 4 times
 Handler Signal value :20 for 5 times
 Handler Signal value :20 for 6 times
 Handler Signal value :20 for 7 times
 Handler Signal value :20 for 8 times
 Handler Signal value :20 for 9 times
 Handler Signal value :20 for 10 times
 Handler Signal value :20 for 11 times
 
 Assertion failed at .. /tests/posix/timer/src/main.c:87: test_timer: (total_secs_timer not equal to secs_elapsed)
 POSIX timer test has failed
 FAIL - test_time
===================================================================
===================================================================
PROJECT EXECUTION FAILED

[ManojSubbarao]

@rgundi Please take a look at this issue.

[nniranjhana]

Updated with the right commit after which test started failing.

[rgundi]

Looks like the test case needs to be modified. Looking into it.