fix(ngResource): canceling XHR request using promise

Author: netman92

src/ngResource/resource.js

@@ -568,8 +568,10 @@ angular.module('ngResource', ['ng']).
               undefined;
 
             forEach(action, function(value, key) {
-              if (key != 'params' && key != 'isArray' && key != 'interceptor') {
+              if (key != 'params' && key != 'isArray' && key != 'interceptor' && key != 'timeout') {
                 httpConfig[key] = copy(value);
+              } else if (key == 'timeout') {
+                httpConfig[key] = value;
               }
             });
 

test/ngResource/resourceSpec.js

@@ -1308,7 +1308,7 @@ describe("resource", function() {
 });
 
 describe('resource', function() {
-  var $httpBackend, $resource;
+  var $httpBackend, $resource, $q;
 
   beforeEach(module(function($exceptionHandlerProvider) {
     $exceptionHandlerProvider.mode('log');
@@ -1319,6 +1319,7 @@ describe('resource', function() {
   beforeEach(inject(function($injector) {
     $httpBackend = $injector.get('$httpBackend');
     $resource = $injector.get('$resource');
+    $q = $injector.get('$q');
   }));
 
 
@@ -1356,5 +1357,36 @@ describe('resource', function() {
       );
   });
 
+  it('If timeout promise is resolved, cancel the request', function() {
+    var canceler = $q.defer();
+
+    $httpBackend.when('GET', '/CreditCard').respond({data: '123'});
+
+    var CreditCard = $resource('/CreditCard', {}, {
+      query: {
+        method: 'GET',
+        timeout: canceler.promise
+      }
+    });
+
+    CreditCard.query();
+
+    canceler.resolve();
+    expect(function() { $httpBackend.flush();}).toThrow(new Error("No pending request to flush !"));
+
+    canceler = $q.defer();
+    CreditCard = $resource('/CreditCard', {}, {
+      query: {
+        method: 'GET',
+        timeout: canceler.promise
+      }
+    });
+
+    CreditCard.query();
+    expect(function() { $httpBackend.flush();}).not.toThrow(new Error("No pending request to flush !"));
+
+
+  });
+
 
 });