Minor style fixes

src/mlpack/tests/serialization.hpp

@@ -158,7 +158,6 @@ void TestArmadilloSerialization(MatType& x)
         BOOST_REQUIRE_SMALL(double(x(j, i)), 1e-8);
       else
         BOOST_REQUIRE_CLOSE(double(orig(j, i)), double(x(j, i)), 1e-8);
-
 }
 
 // Test all serialization strategies.

src/mlpack/tests/test_tools.hpp

@@ -52,10 +52,10 @@ inline std::string FilterFileName(const std::string& inputString)
 {
   // Take the last valid 32 characters for the filename.
   std::string fileName;
-  for(auto it = inputString.rbegin(); it != inputString.rend() &&
+  for (auto it = inputString.rbegin(); it != inputString.rend() &&
       fileName.size() != 32; ++it)
   {
-    if(std::isalnum(*it))
+    if (std::isalnum(*it))
       fileName.push_back(*it);
   }