win/tests: Use IOCP asyncio loop on Windows

MagicStack · Nov 24, 2016 · 3c741b4 · 3c741b4
1 parent e671939
commit 3c741b4
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/uvloop/_testbase.py b/uvloop/_testbase.py
@@ -230,7 +230,11 @@ def tearDown(self):
         super().tearDown()
 
     def new_loop(self):
-        return asyncio.new_event_loop()
+        if hasattr(asyncio, 'ProactorEventLoop'):
+            # On Windows try to use IOCP event loop.
+            return asyncio.ProactorEventLoop()
+        else:
+            return asyncio.new_event_loop()
 
 
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