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-rw-r--r--test/typematic.py63
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diff --git a/test/typematic.py b/test/typematic.py
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-# Copyright (c) 2012 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.
-#
-# Keyboard typematic test
-#
-
-import time
-
-KEY_PRESS_MSG = "i8042 SEND"
-
-def expect_keypress(helper, lower_bound, upper_bound):
- for i in xrange(lower_bound + 1): # Plus 1 break code
- helper.wait_output(KEY_PRESS_MSG)
- for i in xrange(upper_bound - lower_bound):
- if helper.check_no_output(KEY_PRESS_MSG):
- return True
- if not helper.check_no_output(KEY_PRESS_MSG):
- return False
- return True
-
-def test(helper):
- # Wait for EC initialized
- helper.wait_output("--- UART initialized")
-
- # Enable keyboard scanning
- helper.ec_command("kbd enable")
- time.sleep(0.1) # Workaround for crosbug/p/11015
-
- # Set typematic rate to 1000ms/500ms and hold down a key for 500ms
- # Expect 1 keypress.
- helper.ec_command("typematic 1000 500")
- helper.ec_command("mockmatrix 1 1 1")
- time.sleep(0.5)
- helper.ec_command("mockmatrix 1 1 0")
- if not expect_keypress(helper, 1, 1):
- return False
-
- # Hold down a key for 1200ms. Expect 2 keypress.
- helper.ec_command("mockmatrix 1 1 1")
- time.sleep(1.2)
- helper.ec_command("mockmatrix 1 1 0")
- if not expect_keypress(helper, 2, 2):
- return False
-
- # Hold down a key for 1700ms. Expect 3 keypress.
- helper.ec_command("mockmatrix 1 1 1")
- time.sleep(1.7)
- helper.ec_command("mockmatrix 1 1 0")
- if not expect_keypress(helper, 3, 3):
- return False
-
- # Hold down a key for 5400ms. Expect 9 or 10 keypress.
- # Due to inevitable delay incurred by each keypress, we cannot be certain
- # about the exact number of keypress. Therefore, mismatching by a small
- # amount should be accepted.
- helper.ec_command("mockmatrix 1 1 1")
- time.sleep(5.4)
- helper.ec_command("mockmatrix 1 1 0")
- if not expect_keypress(helper, 9, 10):
- return False
-
- return True # PASS !