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How to use test_two_clients method in devtools-proxy

Best Python code snippet using devtools-proxy_python

simple_test.py

Source:simple_test.py

...7class SimpleTest():8    def run(self, port):9        self.setup(port)10        try:11          self.test_two_clients()12        finally:13          self.tear_down()14    def setup(self, port, host="localhost"):15        """Sets up a server and four clients."""16        self.server = Popen(["python", "server.py", str(port)])17        # Give the server time to come up.18        time.sleep(SLEEP_SECONDS)19        self.alice_client = Popen(["python", "client.py", "Alice", host, str(port)], stdin=PIPE, stdout=PIPE)20        self.kay_client = Popen(["python", "client.py", "Kay", host, str(port)], stdin=PIPE, stdout=PIPE)21        time.sleep(SLEEP_SECONDS)22    def tear_down(self):23        """ Stops the clients and server. """24        self.alice_client.kill()25        self.kay_client.kill()26        self.server.kill()27    def get_message_from_buffer(self, buf):28        """Strips all formatting, including [Me] and whitespace."""29        s =  "".join(buf).replace('[Me]', '').strip()30        return s31    def check_for_output(self, client, expected_output, check_formatting=False):32        """ Verifies that the given client's stdout matches the given output."""33        output_buffer = []34        end_time = time.time() + 135        # Read one character at a time from stdout until either time timeout expires, or36        # the output is correct.37        while (self.get_message_from_buffer(output_buffer) != expected_output38                and time.time() < end_time):39            select_timeout = end_time - time.time()40            ready_to_read, ready_to_write, in_error = select.select(41                [client.stdout], [], [], select_timeout)42            for readable_socket in ready_to_read:43                char = readable_socket.read(1)44                output_buffer.append(char)45        message = self.get_message_from_buffer(output_buffer)46        if message != expected_output:47            raise Exception("Client output:\n{}; expected:\n{}".format(48                repr(message), repr(expected_output)))49    def test_two_clients(self):50        self.alice_client.stdin.write("/create tas\n")51        # Sleep to make sure that the message from Alice, to create the tas channel,52        # arrives at the server before Kay's message to join the channel.53        time.sleep(SLEEP_SECONDS)54        self.kay_client.stdin.write("/join tas\n")55        # Alice should get a message that Kay joined.56        self.check_for_output(self.alice_client, "Kay has joined")57        # When Kay sends a message, Alice should receive it.58        self.kay_client.stdin.write("Hi!\n")59        self.check_for_output(self.alice_client, "[Kay] Hi!")60        # When Alice sends a message, Kay should receive it.61        self.alice_client.stdin.write("Hello!\n")62        self.check_for_output(self.kay_client, "[Alice] Hello!")63if __name__ == "__main__":...

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