Moved trakt search term tests to non-integration test. Added several more testcases for the camelCase conversion and adjusted the underlying logic accordingly.

src/NzbDrone.Core/MetadataSource/TraktProxy.cs

@@ -19,8 +19,8 @@ namespace NzbDrone.Core.MetadataSource
         private readonly IHttpClient _httpClient;
         private static readonly Regex CollapseSpaceRegex = new Regex(@"\s+", RegexOptions.Compiled);
         private static readonly Regex InvalidSearchCharRegex = new Regex(@"(?:\*|\(|\)|'|!|@|\+)", RegexOptions.Compiled);
-        private static readonly Regex ExpandCamelCaseRegEx = new Regex(@"(?<!^|[A-Z]\.?|[^\w.])(?=[A-Z])", RegexOptions.IgnorePatternWhitespace | RegexOptions.Compiled);
-    
+        private static readonly Regex ExpandCamelCaseRegEx = new Regex(@"(?<!^|[A-Z]\.?|[^\w.])(?=[A-Z])|(?<=[A-Z])(?=[A-Z][a-z])|(?<!^|\d\.?|[^\w.])(?=\d)", RegexOptions.IgnorePatternWhitespace | RegexOptions.Compiled);
+
         private readonly HttpRequestBuilder _requestBuilder;
 
         public TraktProxy(Logger logger, IHttpClient httpClient)
@@ -230,12 +230,18 @@ namespace NzbDrone.Core.MetadataSource
         }
 
         private static string GetSearchTerm(string phrase)
-        {           
+        {
             phrase = phrase.RemoveAccent();
             phrase = InvalidSearchCharRegex.Replace(phrase, "");
-            phrase = ExpandCamelCaseRegEx.Replace(phrase, " ");
+
+            if (!phrase.Any(char.IsWhiteSpace) && phrase.Any(char.IsUpper) && phrase.Any(char.IsLower) && phrase.Length > 4)
+            {
+                phrase = ExpandCamelCaseRegEx.Replace(phrase, " ");
+            }
+
             phrase = CollapseSpaceRegex.Replace(phrase, " ").Trim();
             phrase = phrase.Trim('-');
+
             phrase = System.Web.HttpUtility.UrlEncode(phrase.ToLower());
 
             return phrase;