public void Test_DirectorySearcher_Loads_Only_Files_With_Configuration_And_Key()
 {
     IDirectorySearcher directorySearcher = new DirectorySearcher(
         provider,
         pathResolver,
         keyGenerator,
         fileProvider,
         Path.Combine(this.CurrentDirectory.FullName, Paths.App_Config.HasNestedFiles.Path),
         "*.config",
         true);
     var configurationDictionary = directorySearcher.GetConfigurationDictionary();
     Assert.AreEqual(1, configurationDictionary.Keys.Count);
 }