test_object_map.cc: use empty() to check for emptiness

Use !empty() instead of 'size()' to check for emptiness for
performance reasons.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/test/ObjectMap/test_object_map.cc b/src/test/ObjectMap/test_object_map.cc
index e536be3b847369e1761fd31f6bf86882d6237d2c..e26b0e2c31cf595f49bab849e2f4b34e6f4d88cf 100644 (file)
--- a/src/test/ObjectMap/test_object_map.cc
+++ b/src/test/ObjectMap/test_object_map.cc
@@ -125,7 +125,7 @@ public:
     to_get.insert(key);
     map<string, bufferlist> got;
     db->get_xattrs(hoid, to_get, &got);
-    if (got.size()) {
+    if (!got.empty()) {
       *value = string(got.begin()->second.c_str(),
                      got.begin()->second.length());
       return 1;
@@ -145,7 +145,7 @@ public:
     to_get.insert(key);
     map<string, bufferlist> got;
     db->get_values(hoid, to_get, &got);
-    if (got.size()) {
+    if (!got.empty()) {
       *value = string(got.begin()->second.c_str(),
                      got.begin()->second.length());
       return 1;