#!/usr/bin/env bash

. ./test.common
test_start "RTC tracking"

check_config_h 'FEAT_CMDMON 1' || test_skip
check_config_h 'FEAT_RTC 1' || test_skip

export CLKNETSIM_START_DATE=$(date -d 'Jan  1 00:00:00 UTC 2010' +'%s')
export CLKNETSIM_RTC_OFFSET=-10.0

time_offset=$(awk "BEGIN {print -($freq_offset * $limit)}")
wander=0.0
chronyc_start=9900
chronyc_conf="rtcdata"
client_chronyd_options="-x"

client_conf="
hwclockfile /dev/null
driftfile tmp/drift
rtcfile tmp/rtc
rtconutc"

run_test || test_fail
check_chronyd_exit || test_fail
check_source_selection || test_fail
check_chronyc_output "^RTC ref time \(UTC\) : Fri Jan 01 02:4[34]:.. 2010
Number of samples  : [0-9]+
Number of runs     : [0-9]+
Sample span period : [ 0-9]+
RTC is fast by     :    -9\.01.... seconds
RTC gains time at  :    99\.9[98]. ppm$" \
|| test_fail

export CLKNETSIM_START_DATE=$(date -d 'Jan  5 00:00:00 UTC 2010' +'%s')
export CLKNETSIM_RTC_OFFSET=$(awk "BEGIN {print -(10.0 - 4 * 86400 * $freq_offset)}")
touch -d 'Jan  1 00:00:00 UTC 2010' tmp/drift

time_offset=10
min_sync_time=2
max_sync_time=12
time_max_limit=1e-2
freq_max_limit=1e-1
time_rms_limit=1e-3
freq_rms_limit=1e-3
client_chronyd_options="-s"
client_conf+="
rtcautotrim 1"

run_test || test_fail
check_chronyd_exit || test_fail
check_source_selection || test_fail
check_sync || test_fail
check_chronyc_output "^RTC ref time \(UTC\) : Tue Jan 05 02:4[34]:.. 2010
Number of samples  : [0-9]+
Number of runs     : [0-9]+
Sample span period : [ 0-9]+
RTC is fast by     :     0\.1..... seconds
RTC gains time at  :    [- ]0\.0.. ppm$" \
|| test_fail

export CLKNETSIM_START_DATE=$(date -d 'Jan 10 00:00:00 UTC 2010' +'%s')
export CLKNETSIM_RTC_OFFSET=-10.0
touch -d 'Jan 10 00:00:00 UTC 2010' tmp/drift

time_offset=-10000
min_sync_time=1
max_sync_time=1

run_test || test_fail
check_chronyd_exit || test_fail
check_source_selection || test_fail
check_sync || test_fail

test_pass