Tiny additions to Frank

* Missing templates will result in an error
* The middleware calls next
* All JSLint warnings except one fixed

js/common/modules/org/arangodb/frank.js

@@ -1,5 +1,8 @@
+/*jslint indent: 2, nomen: true, maxlen: 100, sloppy: true, plusplus: true */
+/*global _, require, db, exports */
+
 var Frank,
-  baseMiddleware,
+  BaseMiddleware,
   _ = require("underscore"),
   internal = {};
 
@@ -37,7 +40,8 @@ Frank = function (options) {
   }
 
   if (_.isString(templateCollection)) {
-    this.routingInfo.templateCollection = db._collection(templateCollection) || db._create(templateCollection);
+    this.routingInfo.templateCollection = db._collection(templateCollection) ||
+      db._create(templateCollection);
   }
 };
 
@@ -81,7 +85,7 @@ _.extend(Frank.prototype, {
 
   delete: function (route, argument1, argument2) {
     this.handleRequest("delete", route, argument1, argument2);
-  },
+  }
 });
 
 
@@ -125,7 +129,11 @@ BaseMiddleware = function (templateCollection) {
           throw "No template collection has been provided when creating a new Frank";
         }
 
-        template = templateCollection.firstExample({path: "simple/path"});
+        template = templateCollection.firstExample({path: templatePath });
+
+        if (_.isNull(template)) {
+          throw "Template '" + templatePath + "' does not exist";
+        }
 
         if (template.templateLanguage !== "underscore") {
           throw "Unknown template language '" + template.templateLanguage + "'";
@@ -137,6 +145,8 @@ BaseMiddleware = function (templateCollection) {
     };
 
     response = _.extend(response, responseFunctions);
+
+    next();
   };
 
   return middleware;

js/common/tests/shell-frank.js

@@ -243,6 +243,18 @@ function BaseMiddlewareWithoutTemplateSpec () {
       }
 
       assertEqual(error, "No template collection has been provided when creating a new Frank");
+    },
+
+    testMiddlewareCallsTheAction: function () {
+      var actionWasCalled = false;
+
+      next = function () {
+        actionWasCalled = true;
+      };
+
+      baseMiddleware(request, response, options, next);
+
+      assertTrue(actionWasCalled);
     }
   };
 }
@@ -303,11 +315,28 @@ function BaseMiddlewareWithTemplateSpec () {
       }
 
       assertEqual(error, "Unknown template language 'pirateEngine'");
+    },
+
+    testRenderingATemplateWithAnNotExistingTemplate: function () {
+      var myCollection, error, middleware;
+
+      internal.db._drop("templateTest");
+      myCollection = internal.db._create("templateTest");
+
+      middleware = new BaseMiddleware(myCollection);
+      middleware(request, response, options, next);
+
+      try {
+        response.render("simple/path", { username: "moonglum" });
+      } catch(e) {
+        error = e;
+      }
+
+      assertEqual(error, "Template 'simple/path' does not exist");
     }
   };
 }
 
-
 jsunity.run(CreateFrankSpec);
 jsunity.run(SetRoutesFrankSpec);
 jsunity.run(BaseMiddlewareWithoutTemplateSpec);