tests: Added using namespace ptr_lib, remove ptr_lib::.
diff --git a/tests/test-publish-async.cpp b/tests/test-publish-async.cpp
index ebc1e8f..e895e88 100644
--- a/tests/test-publish-async.cpp
+++ b/tests/test-publish-async.cpp
@@ -24,7 +24,7 @@
   }
   
   void operator()
-     (const ptr_lib::shared_ptr<const Name>& prefix, const ptr_lib::shared_ptr<const Interest>& interest, Transport& transport) {
+     (const shared_ptr<const Name>& prefix, const shared_ptr<const Interest>& interest, Transport& transport) {
     ++interestCount_;
     
     // Make and sign a Data packet.