Tests: add kernel --function basic test case

[lttng-tools.git] / tests / utils / utils.sh

diff --git a/tests/utils/utils.sh b/tests/utils/utils.sh
index 574495704a83baa5f2ba30f273131495eef0f3f2..8e76ce4976413ec2e50e6eac9e971cf72b7818d5 100644 (file)
--- a/tests/utils/utils.sh
+++ b/tests/utils/utils.sh
@@ -100,7 +100,7 @@ function lttng_pgrep ()
 
        while IFS= read -r pid ; do
                # /proc/pid/cmdline is null separated.
-               if full_command_no_argument=$(cut -d '' -f 1 < /proc/"$pid"/cmdline); then
+               if full_command_no_argument=$(cut -d '' -f 1 2>/dev/null < /proc/"$pid"/cmdline); then
                        command_basename=$(basename "$full_command_no_argument")
                        if grep -q "$pattern" <<< "$command_basename"; then
                                echo "$pid"
@@ -325,6 +325,28 @@ function lttng_disable_kernel_syscall_fail()
        lttng_disable_kernel_syscall 1 "$@"
 }
 
+function lttng_enable_kernel_function_event ()
+{
+       local expected_to_fail="$1"
+       local sess_name="$2"
+       local target="$3"
+       local event_name="$4"
+
+       "$TESTDIR/../src/bin/lttng/$LTTNG_BIN" enable-event --kernel --function="$target" "$event_name" -s "$sess_name" > "$OUTPUT_DEST" 2> "$ERROR_OUTPUT_DEST"
+       ret=$?
+       if [[ $expected_to_fail -eq "1" ]]; then
+               test $ret -ne "0"
+               ok $? "Enable kernel function event for session $sess_name failed as expected"
+       else
+               ok $ret "Enable kernel function event for session $sess_name"
+       fi
+}
+
+function lttng_enable_kernel_function_event_ok ()
+{
+       lttng_enable_kernel_function_event 0 "$@"
+}
+
 function lttng_enable_kernel_userspace_probe_event ()
 {
        local expected_to_fail="$1"
@@ -646,7 +668,9 @@ function stop_lttng_sessiond_opt()
 
        if [ -z "$pids" ]; then
                if [ "$withtap" -eq "1" ]; then
-                       pass "No session daemon to kill"
+                       fail "No session daemon to kill"
+               else
+                       BAIL_OUT "No session daemon to kill"
                fi
                return 0
        fi