tools/usb_gadget/echo_gadget_test.py

   1 #!/usr/bin/python
   2 # Copyright 2015 The Chromium Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style license that can be
   4 # found in the LICENSE file.
   5
   6 import unittest
   7
   8 import mock
   9
  10 import echo_gadget
  11 import usb_constants
  12
  13
  14 class EchoGadgetTest(unittest.TestCase):
  15
  16   def test_bulk_echo(self):
  17     g = echo_gadget.EchoGadget()
  18     chip = mock.Mock()
  19     g.Connected(chip, usb_constants.Speed.HIGH)
  20     g.SetConfiguration(1)
  21     g.ReceivePacket(0x02, 'Hello world!')
  22     chip.SendPacket.assert_called_once_with(0x82, 'Hello world!')