[VOL-2061] OpenOLT should wait till BAL is ready before it can configure
the PON schedulers
Fixed unit test cases per the new code.

Change-Id: I51e49ee57b64d62558b3c9f0faa8fe8653916a6b
diff --git a/agent/test/src/main_test.cc b/agent/test/src/main_test.cc
index 7f04e9c..8e3a903 100644
--- a/agent/test/src/main_test.cc
+++ b/agent/test/src/main_test.cc
@@ -17,7 +17,9 @@
 
 #include "gtest/gtest.h"
 
+using namespace testing;
+
 int main(int argc, char **argv) {
-  ::testing::InitGoogleTest(&argc, argv);
+  InitGoogleTest(&argc, argv);
   return RUN_ALL_TESTS();
 }