+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test "$ret" -ne "0"
+ ok $? "Destroy session $sess_name failed as expected"
+ else
+ ok $ret "Destroy session $sess_name"
+ fi
+}
+
+function destroy_lttng_session_ok ()
+{
+ destroy_lttng_session 0 "$@"
+
+}
+
+function destroy_lttng_session_fail ()
+{
+ destroy_lttng_session 1 "$@"
+}
+
+
+function destroy_lttng_sessions ()
+{
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy --all 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Destroy all lttng sessions"
+}
+
+function lttng_snapshot_add_output ()
+{
+ local expected_to_fail=$1
+ local sess_name=$2
+ local trace_path=$3
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name file://$trace_path 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq 1 ]]; then
+ test "$ret" -ne "0"
+ ok $? "Added snapshot output file://$trace_path failed as expected"
+ else
+ ok $ret "Added snapshot output file://$trace_path"
+ fi
+}
+
+function lttng_snapshot_add_output_ok ()
+{
+ lttng_snapshot_add_output 0 "$@"
+}
+
+function lttng_snapshot_add_output_fail ()
+{
+ lttng_snapshot_add_output 1 "$@"
+}
+
+function lttng_snapshot_del_output ()
+{
+ local expected_to_fail=$1
+ local sess_name=$2
+ local id=$3
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot del-output -s $sess_name $id 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test "$ret" -ne "0"
+ ok $? "Deleted snapshot output id $id failed as expected"
+ else
+ ok $ret "Deleted snapshot output id $id"
+ fi
+}
+
+function lttng_snapshot_del_output_ok ()
+{
+ lttng_snapshot_del_output 0 "$@"
+}
+
+function lttng_snapshot_del_output_fail ()
+{
+ lttng_snapshot_del_output 1 "$@"
+}
+
+function lttng_snapshot_record ()
+{
+ local sess_name=$1
+ local trace_path=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot record -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Snapshot recorded"
+}
+
+function lttng_snapshot_list ()
+{
+ local sess_name=$1
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Snapshot list"
+}
+
+function lttng_save()
+{
+ local sess_name=$1
+ local opts=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN save $sess_name $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Session saved"
+}
+
+function lttng_load()
+{
+ local opts=$1
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN load $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Load command with opts: $opts"
+}
+
+function lttng_track()
+{
+ local expected_to_fail=$1
+ local opts=$2
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN track $opts >$OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test $ret -ne "0"
+ ok $? "Track command failed as expected with opts: $opts"