# MUST set TESTDIR before calling those functions
-test_before_apps() {
+function test_before_apps()
+{
# BEFORE application is spawned
- create_lttng_session $SESSION_NAME $TRACE_PATH
- enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
- start_lttng_tracing $SESSION_NAME
+ create_lttng_session_ok $SESSION_NAME $TRACE_PATH
+ enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
+ start_lttng_tracing_ok $SESSION_NAME
- $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
- ok $? "Start application to trace"
+ $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
+ wait
+ ok $? "Traced application stopped."
- stop_lttng_tracing $SESSION_NAME
- destroy_lttng_session $SESSION_NAME
+ stop_lttng_tracing_ok $SESSION_NAME
+ destroy_lttng_session_ok $SESSION_NAME
- trace_matches $EVENT_NAME $NR_ITER $TRACE_PATH
+ trace_match_only $EVENT_NAME $NR_ITER $TRACE_PATH
return $?
}
-test_after_apps() {
+function test_after_apps()
+{
local out
+ local file_sync_after_first=$(mktemp -u)
+ local file_sync_before_last=$(mktemp -u)
- $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
- ok $? "Start application to trace"
+ create_lttng_session_ok $SESSION_NAME $TRACE_PATH
+ enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
- # BEFORE application is spawned
- create_lttng_session $SESSION_NAME $TRACE_PATH
- enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
- start_lttng_tracing $SESSION_NAME
-
- # At least hit one event
- sleep 2
-
- stop_lttng_tracing $SESSION_NAME
- destroy_lttng_session $SESSION_NAME
-
- out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
- if [ $out -eq 0 ]; then
- fail "Trace validation"
- diag "No event(s) found. We are supposed to have at least one."
- out=1
- else
- pass "Trace validation"
- diag "Found $out event(s). Coherent."
- out=0
- fi
+ $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} &
+ ok $? "Application started in background."
+
+ start_lttng_tracing_ok $SESSION_NAME
+
+ touch ${file_sync_before_last}
+
+ wait
+
+ stop_lttng_tracing_ok $SESSION_NAME
+ destroy_lttng_session_ok $SESSION_NAME
+
+ rm -f ${file_sync_after_first}
+ rm -f ${file_sync_before_last}
+
+ validate_trace $EVENT_NAME $TRACE_PATH
+ out=$?
return $out
}
start_lttng_sessiond
-diag "Start application BEFORE tracing was started"
+diag "Start tracing BEFORE application is started"
TRACE_PATH=$(mktemp -d)
rm -rf $TRACE_PATH
-diag "Start application AFTER tracing was started"
+diag "Start tracing AFTER application is started"
TRACE_PATH=$(mktemp -d)