hid_descriptors_test.py 1.8 KB

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  1. #!/usr/bin/env python
  2. # Copyright 2014 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. import unittest
  6. import hid_descriptors
  7. import keyboard_gadget
  8. import mouse_gadget
  9. class HidTest(unittest.TestCase):
  10. def test_keyboard_example(self):
  11. expected = ''.join(chr(x) for x in [
  12. 0x05, 0x01, 0x09, 0x06, 0xA1, 0x01, 0x05, 0x07, 0x19, 0xE0, 0x29,
  13. 0xE7, 0x15, 0x00, 0x25, 0x01, 0x75, 0x01, 0x95, 0x08, 0x81, 0x02,
  14. 0x95, 0x01, 0x75, 0x08, 0x81, 0x01, 0x95, 0x05, 0x75, 0x01, 0x05,
  15. 0x08, 0x19, 0x01, 0x29, 0x05, 0x91, 0x02, 0x95, 0x01, 0x75, 0x03,
  16. 0x91, 0x01, 0x95, 0x06, 0x75, 0x08, 0x15, 0x00, 0x25, 0x65, 0x05,
  17. 0x07, 0x19, 0x00, 0x29, 0x65, 0x81, 0x00, 0xC0
  18. ])
  19. self.assertEquals(keyboard_gadget.KeyboardFeature.REPORT_DESC, expected)
  20. def test_mouse_example(self):
  21. expected = ''.join(chr(x) for x in [
  22. 0x05, 0x01, 0x09, 0x02, 0xA1, 0x01, 0x09, 0x01, 0xA1, 0x00, 0x05, 0x09,
  23. 0x19, 0x01, 0x29, 0x03, 0x15, 0x00, 0x25, 0x01, 0x95, 0x03, 0x75, 0x01,
  24. 0x81, 0x02, 0x95, 0x01, 0x75, 0x05, 0x81, 0x01, 0x05, 0x01, 0x09, 0x30,
  25. 0x09, 0x31, 0x15, 0x81, 0x25, 0x7F, 0x75, 0x08, 0x95, 0x02, 0x81, 0x06,
  26. 0xC0, 0xC0
  27. ])
  28. self.assertEquals(mouse_gadget.MouseFeature.REPORT_DESC, expected)
  29. def test_tag(self):
  30. self.assertEquals(hid_descriptors.Push(), '\xa4')
  31. def test_2byte_tag(self):
  32. self.assertEquals(hid_descriptors.LogicalMaximum(0xFF00), '\x26\x00\xFF')
  33. def test_4byte_tag(self):
  34. self.assertEquals(hid_descriptors.LogicalMaximum(0xFF884400),
  35. '\x27\x00\x44\x88\xFF')
  36. def test_long_tag(self):
  37. with self.assertRaises(NotImplementedError):
  38. hid_descriptors.LogicalMaximum(0xFFFFFFFFFFFFFFFF)
  39. if __name__ == '__main__':
  40. unittest.main()