blob: f76a189ee4e22fabef40a1e06628d51831f51acf [file] [log] [blame]
# Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
class FakeHost(object):
"""A fake implementation of a object.
This class replaces the real Host class and should be used for unit testing.
def __init__(self, ip_addr):
self.ip_addr = ip_addr
# List of FakeSocket objects returned by socket()
self._sockets = []
def socket(self, family, sock_type):
"""Creates a new FakeSocket and returns it.
@param family: The socket family, for example AF_INET.
@param sock_type: The socket type, for example SOCK_DGRAM.
@return: a FakeSocket object.
sock = FakeSocket(self, family, sock_type)
return sock
class FakeSocket(object):
"""A fake socket interface implementation.
This class implements a fake socket object as returned by the Host.socket()
def __init__(self, host, family, sock_type):
self._host = host
self._family = family
self._sock_type = sock_type
self._bound = False
def listen(self, ip_addr, port, recv_callback):
"""Bind and listen on the ip_addr:port.
The fake implementation only stores these value as members of the
FakeSocket to allow the test inspect those values.
@param ip_addr: Local destination ip_addr.
@param port: Local destination port number.
@param recv_callback: A callback function that accepts three
arguments, the received string, the sender IPv4 address and the
sender port number.
self._bound = True
self._bind_ip_addr = ip_addr
self._bind_port = port
self._bind_recv_callback = recv_callback