Small improvements

AspectedRouting/Program.cs

@@ -93,7 +93,7 @@ namespace AspectedRouting
 
         private static void Repl(Context c, Dictionary<string, ProfileMetaData> profiles)
         {
-            var profile = profiles["bicycle"];
+            var profile = profiles["emergency_vehicle"];
             var behaviour = profile.Behaviours.Keys.First();
             do
             {
@@ -130,12 +130,13 @@ namespace AspectedRouting
                     if (beh.Contains("."))
                     {
                         var profileName = beh.Split(".")[0];
-                        if (!profiles.TryGetValue(profileName, out profile))
+                        if (!profiles.TryGetValue(profileName, out var newProfile))
                         {
                             Console.Error.WriteLine("Profile " + profileName + " not found, ignoring");
                             continue;
                         }
 
+                        profile = newProfile;
                         beh = beh.Substring(beh.IndexOf(".") + 1);
                     }
 

AspectedRouting/Tests/ProfileResult.cs

@@ -18,15 +18,28 @@ namespace AspectedRouting.Tests
             PriorityExplanation = priorityExplanation;
         }
 
+        private static string str(string s)
+        {
+            if (s == null) {
+                return "<null>";
+            }
+
+            if (s == "") {
+                return "<empty string>";
+            }
+
+            return s;
+        } 
+        
         public override string ToString()
         {
 
             return string.Join("\n  ",
-                "access "+Access,
+                "  access "+str(Access),
-                "oneway "+Oneway,
+                "oneway "+str(Oneway),
                 "speed "+Speed,
                 "priority "+Priority,
-                "because \n  "+PriorityExplanation
+                "because \n  "+str(PriorityExplanation)
                 );
         }
     }