Fix chord arguments

celery/canvas.py

@@ -581,6 +581,15 @@ class chord(Signature):
         )
         self.subtask_type = 'chord'
 
+    def apply(self, partial_args=(), args=(), kwargs={}, **options):
+        """Apply the chord task with partial_args."""
+        # partial_args which will passed on to the header tasks are put in
+        # kwargs to be passed on.
+        kwargs['partial_args'] = partial_args
+        # For callbacks: extra args are prepended to the stored args.
+        args, kwargs, options = self._merge(args, kwargs, options)
+        return self.type.apply(args, kwargs, **options)
+
     def freeze(self, _id=None, group_id=None, chord=None):
         return self.body.freeze(_id, group_id=group_id, chord=chord)
 
@@ -615,9 +624,12 @@ class chord(Signature):
             return self._type
         return self.app.tasks['celery.chord']
 
-    def apply_async(self, args=(), kwargs={}, task_id=None,
-                    producer=None, publisher=None, connection=None,
-                    router=None, result_cls=None, **options):
+    def delay(self, *partial_args, **partial_kwargs):
+        # There's no partial_kwargs for chord.
+        return self.apply_async(partial_args)
+
+    def apply_async(self, partial_args=(), args=(), kwargs={}, task_id=None,
+                    **options):
         args = (tuple(args) + tuple(self.args)
                 if args and not self.immutable else self.args)
         body = kwargs.get('body') or self.kwargs['body']
@@ -626,14 +638,14 @@ class chord(Signature):
 
         _chord = self.type
         if _chord.app.conf.CELERY_ALWAYS_EAGER:
-            return self.apply((), kwargs, task_id=task_id, **options)
+            return self.apply(partial_args, args, kwargs, task_id=task_id, **options)
         res = body.freeze(task_id)
-        parent = _chord(self.tasks, body, args, **options)
+        parent = _chord(self.tasks, body, partial_args, **options)
         res.parent = parent
         return res
 
     def __call__(self, body=None, **options):
-        return self.apply_async((), {'body': body} if body else {}, **options)
+        return self.apply_async((), (), {'body': body} if body else {}, **options)
 
     def clone(self, *args, **kwargs):
         s = Signature.clone(self, *args, **kwargs)

celery/tests/app/test_builtins.py

@@ -215,3 +215,9 @@ class test_chord(BuiltinsCase):
         x = chord([self.add.s(i, i) for i in range(10)], body=self.xsum.s())
         r = x.apply_async()
         self.assertEqual(r.get(), 90)
+
+    def test_apply_eager_with_arguments(self):
+        self.app.conf.CELERY_ALWAYS_EAGER = True
+        x = chord([self.add.s(i) for i in range(10)], body=self.xsum.s())
+        r = x.apply_async([1])
+        self.assertEqual(r.get(), 55)

tox.ini

@@ -10,6 +10,16 @@ envlist =
 sitepackages = False
 commands = nosetests
 
+[testenv:3.5]
+basepython = python3.5
+deps = -r{toxinidir}/requirements/default.txt
+       -r{toxinidir}/requirements/test3.txt
+       -r{toxinidir}/requirements/test-ci.txt
+       -r{toxinidir}/requirements/extras/auth.txt
+setenv = C_DEBUG_TEST = 1
+commands = {toxinidir}/extra/release/removepyc.sh {toxinidir}
+           nosetests -xsv --with-coverage --cover-inclusive --cover-erase []
+
 [testenv:3.4]
 basepython = python3.4
 deps = -r{toxinidir}/requirements/default.txt