Lib.test.test_socket_jy.py Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of jython-installer Show documentation
Jython is an implementation of the high-level, dynamic, object-oriented language Python written in 100% Pure Java, and seamlessly integrated with the Java platform. It thus allows you to run Python on any Java platform.
There is a newer version: 2.7.4
Show newest version
import errno
import os
import socket
import ssl
import sys
import threading
import time
import unittest
from BaseHTTPServer import HTTPServer, BaseHTTPRequestHandler
from SocketServer import ThreadingMixIn
from test import test_support
from test.test_socket import SocketConnectedTest


def data_file(*name):
    return os.path.join(os.path.dirname(__file__), *name)

CERTFILE = data_file("keycert.pem")
ONLYCERT = data_file("ssl_cert.pem")
ONLYKEY = data_file("ssl_key.pem")

def start_server():
    server_address = ('127.0.0.1', 0)

    class DaemonThreadingMixIn(ThreadingMixIn):
        daemon_threads = True

    class ThreadedHTTPServer(DaemonThreadingMixIn, HTTPServer):
        """Handle requests in a separate thread."""

    # not actually going to do anything with this server, so a
    # do-nothing handler is reasonable
    httpd = ThreadedHTTPServer(server_address, BaseHTTPRequestHandler)
    server_thread = threading.Thread(target=httpd.serve_forever)
    server_thread.daemon = True
    server_thread.start()
    return httpd, server_thread


class SocketConnectTest(unittest.TestCase):

    def setUp(self):
        self.httpd, self.server_thread = start_server()
        self.address = self.httpd.server_name, self.httpd.server_port

    def tearDown(self):
        self.httpd.shutdown()
        self.server_thread.join()

    def do_nonblocking_connection(self, results, index):
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        sock.setblocking(0)
        connect_errno = 0
        connect_attempt = 0

        while connect_errno != errno.EISCONN and connect_attempt < 10000:
            connect_attempt += 1
            connect_errno = sock.connect_ex(self.address)
            results[index].append(connect_errno)
            time.sleep(0.01)
        sock.close()

    def do_workout(self, num_threads=10):
        connect_results = []
        connect_threads = []
        for i in xrange(num_threads):
            connect_results.append([])
            connect_threads.append(threading.Thread(
                target=self.do_nonblocking_connection,
                name="socket-workout-%s" % i,
                args=(connect_results, i)))

        for thread in connect_threads:
            thread.start()
        for thread in connect_threads:
            thread.join()
        return connect_results

    def test_connect_ex_workout(self):
        """Verify connect_ex states go through EINPROGRESS?, EALREADY*, EISCONN"""
        # Tests fix for http://bugs.jython.org/issue2428; based in part on the
        # code showing failure that was submitted with that bug
        for result in self.do_workout():
            if len(result) == 0: self.fail("A socket-workout thread failed to run")
            self.assertIn(result[0], {errno.EINPROGRESS, errno.EISCONN})
            self.assertEqual(result[-1], errno.EISCONN)
            for code in result[1:-1]:
                self.assertEqual(code, errno.EALREADY)


class SSLSocketConnectTest(unittest.TestCase):

    def setUp(self):
        self.httpd, self.server_thread = start_server()
        self.httpd.socket = ssl.wrap_socket(
            self.httpd.socket,
            certfile=ONLYCERT,
            server_side=True,
            keyfile=ONLYKEY,
        )
        self.address = self.httpd.server_name, self.httpd.server_port

    def tearDown(self):
        self.httpd.shutdown()
        self.server_thread.join()

    def do_nonblocking_connection(self, results, index):
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        sock.setblocking(0)
        connect_errno = 0
        connect_attempt = 0
        sock = ssl.wrap_socket(sock, certfile=CERTFILE, do_handshake_on_connect=True)

        while connect_errno != errno.EISCONN and connect_attempt < 10000:
            connect_attempt += 1
            connect_errno = sock.connect_ex(self.address)
            results[index].append(connect_errno)
            time.sleep(0.01)
        sock.close()

    def do_workout(self, num_threads=10):
        connect_results = []
        connect_threads = []
        for i in xrange(num_threads):
            connect_results.append([])
            connect_threads.append(threading.Thread(
                target=self.do_nonblocking_connection,
                name="socket-workout-%s" % i,
                args=(connect_results, i)))

        for thread in connect_threads:
            thread.start()
        for thread in connect_threads:
            thread.join()
        return connect_results

    @unittest.skipIf(test_support.is_jython and test_support.get_java_version() >= (9,),  # FIXME
                     "Fails on Java 9+. See b.j.o. issue #2710")
    def test_connect_ex_workout(self):
        """Verify connect_ex states go through EINPROGRESS?, EALREADY*, EISCONN"""
        # Tests fix for http://bugs.jython.org/issue2428; based in part on the
        # code showing failure that was submitted with that bug
        for result in self.do_workout():
            if len(result) == 0: self.fail("A socket-workout thread failed to run")
            self.assertIn(result[0], {errno.EINPROGRESS, errno.EISCONN})
            self.assertEqual(result[-1], errno.EISCONN)
            for code in result[1:-1]:
                self.assertEqual(code, errno.EALREADY)


class SocketOptionsTest(unittest.TestCase):

    def test_socket_options_defined(self):
        # Basic existence test to verify trivial fix for
        # http://bugs.jython.org/issue2436
        self.assertEqual(socket.SOL_TCP, socket.IPPROTO_TCP)


class TimedBasicTCPTest(SocketConnectedTest):

    BIG_SIZE = test_support.SOCK_MAX_SIZE // 3 + 1

    def __init__(self, methodName='runTest'):
        SocketConnectedTest.__init__(self, methodName=methodName)

    def receiveAll(self):
        # Testing sendall() with a max-size string over TCP
        msg = bytearray()
        t0 = time.clock()
        while 1:
            read = self.cli_conn.recv(8192)
            if not read:
                break
            msg += read
        t = time.clock() - t0
        if test_support.verbose:
            print>>sys.stderr, "%d bytes in %5.3f sec ... " % (len(msg), t),
        self.assertEqual(''.join(map(chr, sorted(set(msg)))), 'xyz')
        self.assertEqual(len(msg), TimedBasicTCPTest.BIG_SIZE*3)

    def testSendAllBytes(self):
        # Testing sendall() with a max-size string over TCP
        self.receiveAll()

    def _testSendAllBytes(self):
        big = bytearray('xyz') * TimedBasicTCPTest.BIG_SIZE
        self.serv_conn.sendall(big)

    def testSendAllStr(self):
        # Testing sendall() with a max-size string over TCP
        self.receiveAll()

    def _testSendAllStr(self):
        big = 'xyz' * TimedBasicTCPTest.BIG_SIZE
        self.serv_conn.sendall(big)

    def testSendAllBuffer(self):
        # Testing sendall() with a max-size string over TCP
        self.receiveAll()

    def _testSendAllBuffer(self):
        big = buffer('xyz' * TimedBasicTCPTest.BIG_SIZE)
        self.serv_conn.sendall(big)


def test_main():
    test_support.run_unittest(
            SocketConnectTest,
            SSLSocketConnectTest,
            SocketOptionsTest,
            TimedBasicTCPTest,
    )


if __name__ == "__main__":
    test_main()