Test: add match only event utils function

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

diff --git a/tests/utils/utils.sh b/tests/utils/utils.sh
index 4b081a48ba365198b68a8873ae5964f0c1fb202c..fe552830cf5d89b9e73e29e13f6e2e96b0d5a04c 100644 (file)
--- a/tests/utils/utils.sh
+++ b/tests/utils/utils.sh
@@ -539,6 +539,26 @@ function trace_matches ()
        fi
 }
 
+function trace_match_only()
+{
+       local event_name=$1
+       local nr_iter=$2
+       local trace_path=$3
+
+       which $BABELTRACE_BIN >/dev/null
+       skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
+
+       local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
+       local total=$($BABELTRACE_BIN $trace_path | wc -l)
+
+    if [ "$nr_iter" -eq "$count" ] && [ "$total" -eq "$nr_iter" ]; then
+        pass "Trace match with $total event $event_name"
+    else
+        fail "Trace match"
+        diag "$total event(s) found, expecting $nr_iter of event $event_name and only found $count"
+    fi
+}
+
 function validate_trace
 {
        local event_name=$1