Ensure iframe methods return RSVP.Queue.

renderjs.js

@@ -505,8 +505,8 @@
     gadget_instance.__chan.bind("declareMethod",
                                 function (trans, method_name) {
         gadget_instance[method_name] = function () {
-          var argument_list = arguments;
-          return new RSVP.Promise(function (resolve, reject) {
+          var argument_list = arguments,
+            wait_promise = new RSVP.Promise(function (resolve, reject) {
               gadget_instance.__chan.call({
                 method: "methodCall",
                 params: [
@@ -520,6 +520,10 @@
                 }
               });
             });
+          return new RSVP.Queue()
+            .push(function () {
+              return wait_promise;
+            });
         };
         return "OK";
       });

test/renderjs_test.js

@@ -3248,6 +3248,15 @@
       .then(function (new_gadget) {
         return new RSVP.Queue()
 
+          // Method returns an RSVP.Queue
+          .push(function () {
+            var result = new_gadget.wasReadyCalled();
+            ok(
+              result instanceof RSVP.Queue,
+              "iframe method should return Queue"
+            );
+          })
+
           // Check that ready function are called
           .push(function () {
             return new_gadget.wasReadyCalled();