Allow tracking the start and end time of tests

mk/run_test.sh

@@ -7,6 +7,8 @@ green=""
 yellow=""
 normal=""
 
+TESTS_TIMER_LOG=${TESTS_TIMER_LOG:-/dev/null}
+
 post_run_msg="ran test $1..."
 if [ -t 1 ]; then
     red=""
@@ -17,7 +19,10 @@ fi
 (cd tests && env ${TESTS_ENVIRONMENT} init.sh 2>/dev/null > /dev/null)
 
 start_time=$(date -u +%s)
+echo "$(date -u +%s) $1 start" >> "$TESTS_TIMER_LOG"
 log="$(cd $(dirname $1) && env ${TESTS_ENVIRONMENT} $(basename $1) 2>&1)"
+status=$?
+echo "$(date -u +%s) $1 stop" >> "$TESTS_TIMER_LOG"
 stop_time=$(date -u +%s)
 elapsed_time=$(($stop_time-$start_time))