Unitetsts: reformats.

test/unit/TestIOSystem.h

@@ -57,10 +57,14 @@ public:
         // empty
     }
 
-    virtual ~TestIOSystem() {}
+    virtual ~TestIOSystem() {
+        // empty
+    }
+    
     virtual bool Exists( const char* ) const {
         return true;
     }
+
     virtual char getOsSeparator() const {
         return Sep[ 0 ];
     }