Add async_yield as an alias for inlineCallbacks

For symmetry with the new async_await

Author: altendky

README.rst

@@ -50,8 +50,8 @@ undesirably detected by ``pytest`` as an unknown hook.  One alternative
 is to ``import pytest_twisted as pt``.
 
 
-inlineCallbacks
-=================
+inlineCallbacks (async_yield)
+=============================
 Using ``twisted.internet.defer.inlineCallbacks`` as a decorator for test
 functions, which take funcargs, does not work. Please use
 ``pytest_twisted.inlineCallbacks`` instead::
@@ -62,6 +62,9 @@ functions, which take funcargs, does not work. Please use
       assert res == []
 
 
+For symmetry with ``async_await`` below, ``pytest_twisted.inlineCallbacks``
+is also available as ``pytest_twisted.async_yield``.
+
 async_await
 =================
 Using ``twisted.internet.defer.ensureDeferred`` as a decorator for test

pytest_twisted.py

@@ -73,6 +73,9 @@ def inlineCallbacks(fun, *args, **kw):
     return defer.inlineCallbacks(fun)(*args, **kw)
 
 
+async_yield = inlineCallbacks
+
+
 @decorator.decorator
 def async_await(fun, *args, **kw):
     return defer.ensureDeferred(fun(*args, **kw))

testing/test_basic.py

@@ -52,6 +52,10 @@ def cmd_opts(request):
     return ("--reactor={}".format(reactor),)
 
 
+def test_async_yield_is_inlineCallbacks()
+    assert pytest_twisted.async_yield is pytest_twisted.inlineCallbacks
+
+
 def test_fail_later(testdir, cmd_opts):
     test_file = """
     from twisted.internet import reactor, defer