Fix: add missing synchronization point for before app test case

[lttng-tools.git] / tests / regression / ust / before-after / test_before_after

diff --git a/tests/regression/ust/before-after/test_before_after b/tests/regression/ust/before-after/test_before_after
index 112f41a577b55b6c1e038efff28ba03a504d1da3..460b04c4e9e6f09fe657a9d05bb94a47622b5a21 100755 (executable)
--- a/tests/regression/ust/before-after/test_before_after
+++ b/tests/regression/ust/before-after/test_before_after
@@ -42,7 +42,8 @@ function test_before_apps()
        enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
        start_lttng_tracing $SESSION_NAME
 
-       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
+       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
+       wait
        ok $? "Traced application stopped."
 
        stop_lttng_tracing $SESSION_NAME
@@ -56,20 +57,27 @@ function test_before_apps()
 function test_after_apps()
 {
        local out
+       local file_sync_after_first=$(mktemp -u)
+       local file_sync_before_last=$(mktemp -u)
 
        create_lttng_session $SESSION_NAME $TRACE_PATH
        enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
 
-       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
+       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} &
        ok $? "Application started in background."
 
        start_lttng_tracing $SESSION_NAME
 
-       wait ${!}
+       touch ${file_sync_before_last}
+
+       wait
 
        stop_lttng_tracing $SESSION_NAME
        destroy_lttng_session $SESSION_NAME
 
+       rm -f ${file_sync_after_first}
+       rm -f ${file_sync_before_last}
+
        validate_trace $EVENT_NAME $TRACE_PATH
        out=$?