public static void Test_to_string_reflects_size( ) { var random = new Random( ); var model1 = new PreferencesModel( ); var model2 = new PreferencesModel( ); for (var i = 0; i < 5; i += 1) { Assert.Equal(i, model1.RecordsAdded); Assert.Equal(0, model2.RecordsAdded); Assert.Equal($"{model1.PersonColorPreferences.Count ( )} entries", model1.ToString( )); Assert.Equal($"{model2.PersonColorPreferences.Count ( )} entries", model2.ToString( )); model1.Add(PreferencesHelpers.GenerateRandomRecord(random)); } }