fix tests

Author: codeskyblue

requirements-dev.txt

@@ -1,2 +1,2 @@
 tornado>=5.0
-pytest-tornasync
+pytest-tornasync; python_version >= '3.4'

tests/conftest.py

@@ -2,6 +2,8 @@
 
 collect_ignore = []
 if sys.version_info < (3, 4):
-    collect_ignore += ["integration/test_asyncio.py", "integration/test_asyncio_coroutine.py"]
+    collect_ignore += ["integration/test_asyncio.py",
+                       "integration/test_asyncio_coroutine.py",
+                       "integration/test_tornado.py"]
 elif sys.version_info < (3, 6):
-    collect_ignore.append("integration/test_asyncio.py")
+    collect_ignore.append("integration/test_asyncio.py")

tests/integration/test_tornado.py

@@ -13,7 +13,7 @@
 @pytest.mark.integration
 @pytest.mark.skipif(sys.version_info < (3, 6),
                     reason="requires python3.6 or higher")
-async def test_tornado_connect():
+async def test_tornado_connect(io_loop):
     """
     Test the flow for 3.6 and up, async generators are
     not supported in 3.5.