mgmt: expose link layer counters in Face Dataset

refs #1767

Change-Id: If0b66ead4c2f2741c83396f251cce9a0d83c1520
diff --git a/tests/daemon/mgmt/face-manager.cpp b/tests/daemon/mgmt/face-manager.cpp
index 602db76..482330d 100644
--- a/tests/daemon/mgmt/face-manager.cpp
+++ b/tests/daemon/mgmt/face-manager.cpp
@@ -1694,26 +1694,14 @@
   Name commandName("/localhost/nfd/faces/list");
   shared_ptr<Interest> command(make_shared<Interest>(commandName));
 
-  // MAX_SEGMENT_SIZE == 4400, FaceStatus size with filler counters is 55
-  // 55 divides 4400 (== 80), so only use 79 FaceStatuses and then two smaller ones
-  // to force a FaceStatus to span Data packets
-  for (int i = 0; i < 79; i++)
+  // MAX_SEGMENT_SIZE == 4400, FaceStatus size with filler counters is 75
+  // use 59 FaceStatuses to force a FaceStatus to span Data packets
+  for (int i = 0; i < 59; i++)
     {
       shared_ptr<TestCountersFace> dummy(make_shared<TestCountersFace>());
 
       uint64_t filler = std::numeric_limits<uint64_t>::max() - 1;
-      dummy->setCounters(filler, filler, filler, filler);
-
-      m_referenceFaces.push_back(dummy);
-
-      add(dummy);
-    }
-
-  for (int i = 0; i < 2; i++)
-    {
-      shared_ptr<TestCountersFace> dummy(make_shared<TestCountersFace>());
-      uint64_t filler = std::numeric_limits<uint32_t>::max() - 1;
-      dummy->setCounters(filler, filler, filler, filler);
+      dummy->setCounters(filler, filler, filler, filler, filler, filler);
 
       m_referenceFaces.push_back(dummy);