wsgi_server_test.py 文件源码

def test_retry_eaddrinuse(self):
    inet4_server = self.mox.CreateMock(wsgi_server._SingleAddressWsgiServer)
    inet6_server = self.mox.CreateMock(wsgi_server._SingleAddressWsgiServer)
    inet4_server_retry = self.mox.CreateMock(
        wsgi_server._SingleAddressWsgiServer)
    inet6_server_retry = self.mox.CreateMock(
        wsgi_server._SingleAddressWsgiServer)
    self.mox.StubOutWithMock(wsgi_server, '_SingleAddressWsgiServer')
    self.mox.StubOutWithMock(socket, 'getaddrinfo')
    socket.getaddrinfo('localhost', 0, socket.AF_UNSPEC, socket.SOCK_STREAM, 0,
                       socket.AI_PASSIVE).AndReturn(
                           [(None, None, None, None, ('127.0.0.1', 0, 'baz')),
                            (None, None, None, None, ('::1', 0, 'baz'))])
    # First try
    wsgi_server._SingleAddressWsgiServer(('127.0.0.1', 0), None).AndReturn(
        inet4_server)
    inet4_server.start()
    inet4_server.port = 123
    wsgi_server._SingleAddressWsgiServer(('::1', 123), None).AndReturn(
        inet6_server)
    inet6_server.start().AndRaise(
        wsgi_server.BindError('message', (errno.EADDRINUSE, 'in use')))
    inet4_server.quit()
    # Retry
    wsgi_server._SingleAddressWsgiServer(('127.0.0.1', 0), None).AndReturn(
        inet4_server_retry)
    inet4_server_retry.start()
    inet4_server_retry.port = 456
    wsgi_server._SingleAddressWsgiServer(('::1', 456), None).AndReturn(
        inet6_server_retry)
    inet6_server_retry.start()
    self.mox.ReplayAll()
    self.server.start()
    self.mox.VerifyAll()
    self.assertItemsEqual([inet4_server_retry, inet6_server_retry],
                          self.server._servers)