test: Fix test to detect a test setup failure

Signed-off-by: David Zafman <dzafman@redhat.com>

diff --git a/qa/standalone/osd/osd-backfill-stats.sh b/qa/standalone/osd/osd-backfill-stats.sh
index d57305f4e5b117e3a00ab40e1c87701695b514cd..7999028412388b4c42e321985f12c1102ec5ecdc 100755 (executable)
--- a/qa/standalone/osd/osd-backfill-stats.sh
+++ b/qa/standalone/osd/osd-backfill-stats.sh
@@ -73,6 +73,11 @@ function check() {
 
     local log=$(grep -l +backfilling $dir/osd.*.log)
     test -n "$log" || return 1
+    if [ "$(echo "$log" | wc -w)" != "1" ];
+    then
+      echo "Test setup failure, a single OSD should have performed backfill"
+      return 1
+    fi
 
     local addp=" "
     if [ "$type" = "erasure" ];