Fix handling of nextPageToken. Reviewed in http://codereview.appspot.com/4932041/

apiclient/discovery.py

@@ -616,7 +616,8 @@ def createResource(http, baseUrl, model, requestBuilder,
         responseSchema = methodDesc['response']
         if '$ref' in responseSchema:
           responseSchema = schema[responseSchema['$ref']]
-        hasNextPageToken = 'nextPageToken' in responseSchema['properties']
+        hasNextPageToken = 'nextPageToken' in responseSchema.get('properties',
+                                                                 {})
         hasPageToken = 'pageToken' in methodDesc.get('parameters', {})
         if hasNextPageToken and hasPageToken:
           createNextMethod(Resource, methodName + '_next',

tests/test_discovery.py

@@ -299,6 +299,10 @@ class Next(unittest.TestCase):
     q = parse_qs(parsed[4])
     self.assertEqual(q['pageToken'][0], '123abc')
 
+  def test_next_with_method_with_no_properties(self):
+    self.http = HttpMock(datafile('latitude.json'), {'status': '200'})
+    service = build('latitude', 'v1', self.http)
+    request = service.currentLocation().get()
 
 class DeveloperKey(unittest.TestCase):
   def test_param(self):