Use tornado 5.0 and remove tests using wdom

Author: miyakogi

pyppeteer/util.py

@@ -14,22 +14,10 @@
     'check_chromium',
     'chromium_excutable',
     'download_chromium',
-    'install_asyncio',
     'get_free_port',
 ]
 
 
-def install_asyncio() -> None:
-    """Install tornado's loop to asyncio."""
-    try:
-        from tornado.ioloop import IOLoop
-        from tornado.platform.asyncio import AsyncIOMainLoop
-        if not IOLoop.initialized():
-            AsyncIOMainLoop().install()
-    except ImportError:
-        pass
-
-
 def get_free_port() -> int:
     """Get free port."""
     sock = socket.socket()

requirements-test.txt

@@ -1,3 +1,2 @@
 syncer
-tornado
-wdom
+tornado>=5

setup.py

@@ -48,7 +48,7 @@
 
 test_requirements = [
     'syncer',
-    'tornado',
+    'tornado>=5',
     'wdom',
 ]
 

tests/server.py

@@ -115,8 +115,6 @@ def get_application() -> web.Application:
 
 
 if __name__ == '__main__':
-    from pyppeteer.util import install_asyncio
-    install_asyncio()
     app = get_application()
     app.listen(9000)
     asyncio.get_event_loop().run_forever()

tests/test_pyppeteer.py

@@ -21,16 +21,12 @@
 from pyppeteer.errors import ElementHandleError, NetworkError, PageError
 from pyppeteer.errors import TimeoutError, PyppeteerError
 from pyppeteer.launcher import connect
-from pyppeteer.util import install_asyncio, get_free_port
+from pyppeteer.util import get_free_port
 from server import get_application, BASE_HTML
 
 DEFAULT_OPTIONS = {'args': ['--no-sandbox']}
 
 
-def setUpModule():
-    install_asyncio()
-
-
 class TestLauncher(unittest.TestCase):
     @sync
     async def test_launch(self):