Tests: add kernel namespace context change tests

[lttng-tools.git] / tests / regression / kernel / test_event_basic

diff --git a/tests/regression/kernel/test_event_basic b/tests/regression/kernel/test_event_basic
index 5c19744d3b4c0eeb5d74fd373b3931ae49622572..1a10a2ce23ab7acd62af68823c25a6dadaa1b7ec 100755 (executable)
--- a/tests/regression/kernel/test_event_basic
+++ b/tests/regression/kernel/test_event_basic
@@ -19,7 +19,9 @@ TEST_DESC="Kernel tracer - Basic event"
 
 CURDIR=$(dirname $0)/
 TESTDIR=$CURDIR/../..
-NUM_TESTS=12
+NUM_TESTS=20
+
+TESTCMD="/bin/true"
 
 source $TESTDIR/utils/utils.sh
 
@@ -28,20 +30,49 @@ function test_event_basic()
        TRACE_PATH=$(mktemp -d)
        SESSION_NAME="kernel_event_basic"
 
-       create_lttng_session $SESSION_NAME $TRACE_PATH
+       create_lttng_session_ok $SESSION_NAME $TRACE_PATH
+
+       lttng_enable_kernel_event $SESSION_NAME "sched_switch"
+       lttng_enable_kernel_event $SESSION_NAME "sched_process_exit"
+       lttng_enable_kernel_event $SESSION_NAME "sched_process_fork"
+
+       start_lttng_tracing_ok
+
+       # Running a process and waiting for its completion forces the triggering of
+       # fork, sched_switch and exit events
+       eval ${TESTCMD}
+       stop_lttng_tracing_ok
+
+       validate_trace "sched_switch" $TRACE_PATH
+       validate_trace "sched_process_exit" $TRACE_PATH
+       validate_trace "sched_process_fork" $TRACE_PATH
+
+       destroy_lttng_session_ok $SESSION_NAME
+
+       rm -rf $TRACE_PATH
+}
+
+function test_enable_after_start()
+{
+       TRACE_PATH=$(mktemp -d)
+       SESSION_NAME="kernel_enable_after_start"
+
+       create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
        lttng_enable_kernel_event $SESSION_NAME "sched_switch"
+
+       start_lttng_tracing_ok
        lttng_enable_kernel_event $SESSION_NAME "sched_process_exit"
-       lttng_enable_kernel_event $SESSION_NAME "sched_process_free"
 
-       start_lttng_tracing
-       stop_lttng_tracing
+       # Running a process and waiting for its completion forces the triggering of
+       # sched_switch and exit events
+       eval ${TESTCMD}
+       stop_lttng_tracing_ok
 
        validate_trace "sched_switch" $TRACE_PATH
        validate_trace "sched_process_exit" $TRACE_PATH
-       validate_trace "sched_process_free" $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -62,6 +93,7 @@ skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS ||
        start_lttng_sessiond
 
        test_event_basic
+       test_enable_after_start
 
        stop_lttng_sessiond
 }