bpo-23819: Fix asyncio tests on python optimized mode

Author: kumaraditya303

Lib/test/test_asyncio/test_base_events.py

@@ -1590,7 +1590,8 @@ def test_create_datagram_endpoint_no_addrinfo(self, m_socket):
             MyDatagramProto, local_addr=('localhost', 0))
         self.assertRaises(
             OSError, self.loop.run_until_complete, coro)
-
+            
+    @unittest.skipIf(sys.flags.optimize, "Assertions are disabled in optimized mode")
     def test_create_datagram_endpoint_addr_error(self):
         coro = self.loop.create_datagram_endpoint(
             MyDatagramProto, local_addr='localhost')

Lib/test/test_asyncio/test_proactor_events.py

@@ -77,6 +77,7 @@ def test_loop_reading_data(self):
         self.loop._proactor.recv_into.assert_called_with(self.sock, called_buf)
         self.protocol.data_received.assert_called_with(bytearray(buf))
 
+    @unittest.skipIf(sys.flags.optimize, "Assertions are disabled in optimized mode")
     def test_loop_reading_no_data(self):
         res = self.loop.create_future()
         res.set_result(0)
@@ -869,6 +870,7 @@ def test_datagram_loop_reading_data(self):
         self.protocol.datagram_received.assert_called_with(b'data', ('127.0.0.1', 12068))
         close_transport(tr)
 
+    @unittest.skipIf(sys.flags.optimize, "Assertions are disabled in optimized mode")
     def test_datagram_loop_reading_no_data(self):
         res = self.loop.create_future()
         res.set_result((b'', ('127.0.0.1', 12068)))

Lib/test/test_asyncio/test_selector_events.py

@@ -1,5 +1,6 @@
 """Tests for selector_events.py"""
 
+import sys
 import selectors
 import socket
 import unittest
@@ -804,6 +805,7 @@ def test_write_ready_closing(self):
         self.sock.close.assert_called_with()
         self.protocol.connection_lost.assert_called_with(None)
 
+    @unittest.skipIf(sys.flags.optimize, "Assertions are disabled in optimized mode")
     def test_write_ready_no_data(self):
         transport = self.socket_transport()
         # This is an internal error.