fix failed test

Author: chaowlert

src/RoutingControllersOptions.ts

@@ -91,12 +91,12 @@ export interface RoutingControllersOptions {
      */
     defaults?: {
         /**
-         * If set, all null response will return specified status code by default
+         * If set, all null responses will return specified status code by default
          */
         nullResultCode?: number;
 
         /**
-         * If set, all undefined response will return specified status code by default
+         * If set, all undefined responses will return specified status code by default
          */
         undefinedResultCode?: number;
 

src/decorator/Session.ts

@@ -30,7 +30,7 @@ export function Session(optionsOrObjectName?: ParamOptions|string, paramOptions?
             index: index,
             name: propertyName,
             parse: false, // it makes no sense for Session object to be parsed as json
-            required: options.required,
+            required: options.required !== undefined ? options.required : true,
             classTransform: options.transform,
             validate: options.validate !== undefined ? options.validate : false,
         });