Wrote some unit tests

lib/router/index.js

@@ -12,7 +12,7 @@ const _curryOpt = require('../_internals/_curryOpt')
  * TODO: This could for sure be improved for both performance, and readability
  * @function
  * @public
- * @param {Map} root The root Branch
+ * @param {Map[]} root The root Branch
  * @param {Array} routes An array of Maps to attach to the root branch
  * @returns {Map} A new concated map object
  */
@@ -108,11 +108,19 @@ function setHeaders (response) {
   }
 }
 
+/**
+ * Handles running middleware for the route and method stages, as well as the route response
+ * @function
+ * @private
+ * @param {Object} ctx The route context
+ * @param {Map} routeMap The Route Map Tree we are looking through
+ * @returns {Promise}
+ */
 function handleRoute (ctx, routeMap) {
   const routeMw = routeMap.get('middleware')
   const { fn, middleware = [] } = routeMap.get('methods').get(ctx.request.method)
 
-  pipeP(routeMw, ctx)
+  return pipeP(routeMw, ctx)
     .then(pipeP(middleware))
     .then(finalCtx => fn(finalCtx).then(res => res(finalCtx)))
 }