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https://github.com/Telecominfraproject/OpenCellular.git
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99a770b14c
Should print with [%T prefix BUG=none TEST=if it boots, it works Change-Id: I035c081ae3e8ad0088daf0bba404118e1a1f9b41 Signed-off-by: Randall Spangler <rspangler@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/29480 Reviewed-by: Bill Richardson <wfrichar@chromium.org>
96 lines
3.3 KiB
Python
96 lines
3.3 KiB
Python
# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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#
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# Keyboard debounce test
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#
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import time
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SHORTER_THAN_DEBOUNCE_TIME = 0.005 # 5ms
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LONGER_THAN_DEBOUNCE_TIME = 0.020 # 20ms
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KEYPRESS_REGEX = "\[KB state: (?P<km>[0-9\s-]*)\]"
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def consume_output(helper, reg_ex):
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done = False
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while not done:
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try:
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helper.wait_output(reg_ex, use_re=True, timeout=1)
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except:
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done = True
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def get_key_count(s):
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key_count_map = {'1': 1, '2': 1, '3': 2, '4': 1, '5': 2, '6': 2, '7': 3,
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'8': 1, '9': 2, 'a': 2, 'b': 3, 'c': 2, 'd': 3, 'e': 3,
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'e': 4, '-': 0, ' ': 0, '0': 0}
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return reduce(lambda x, y: x + key_count_map[y], s, 0)
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def expect_key_count(helper, cnt):
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s = helper.wait_output(KEYPRESS_REGEX, use_re=True, timeout=1)["km"]
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act_cnt = get_key_count(s)
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if act_cnt != cnt:
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helper.trace("Expecting %d key press, got %d." % (cnt, act_cnt))
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return False
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else:
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return True
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def test(helper):
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# Wait for EC initialized
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helper.wait_output("--- UART initialized")
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# Enable keyboard scanning and disable typematic
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helper.ec_command("kbd enable")
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helper.ec_command("typematic 1000000 1000000")
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# Press for a short period and check this is ignored
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consume_output(helper, KEYPRESS_REGEX)
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helper.ec_command("mockmatrix 1 1 1")
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time.sleep(SHORTER_THAN_DEBOUNCE_TIME)
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helper.ec_command("mockmatrix 1 1 0")
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if not helper.check_no_output(KEYPRESS_REGEX, use_re=True):
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return False
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# Press for a longer period and check keypress is accepted
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consume_output(helper, KEYPRESS_REGEX)
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helper.ec_command("mockmatrix 1 1 1")
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time.sleep(LONGER_THAN_DEBOUNCE_TIME)
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helper.ec_command("mockmatrix 1 1 0")
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if not expect_key_count(helper, 1): # Press
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return False
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if not expect_key_count(helper, 0): # Release
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return False
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# Press and release for a short period, and then press for a longer
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# period and check exactly one keypress is accepted
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consume_output(helper, KEYPRESS_REGEX)
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helper.ec_command("mockmatrix 1 1 1")
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time.sleep(SHORTER_THAN_DEBOUNCE_TIME)
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helper.ec_command("mockmatrix 1 1 0")
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time.sleep(SHORTER_THAN_DEBOUNCE_TIME)
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helper.ec_command("mockmatrix 1 1 1")
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time.sleep(LONGER_THAN_DEBOUNCE_TIME)
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helper.ec_command("mockmatrix 1 1 0")
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if not expect_key_count(helper, 1): # Press
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return False
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if not expect_key_count(helper, 0): # Release
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return False
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if not helper.check_no_output(KEYPRESS_REGEX, use_re=True):
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return False
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# Hold down a key and press another key for a short period. Expect
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# this event is ignored
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consume_output(helper, KEYPRESS_REGEX)
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helper.ec_command("mockmatrix 1 1 1")
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if not expect_key_count(helper, 1):
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return False
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helper.ec_command("mockmatrix 2 2 1")
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time.sleep(SHORTER_THAN_DEBOUNCE_TIME)
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helper.ec_command("mockmatrix 2 2 0")
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if not helper.check_no_output(KEYPRESS_REGEX, use_re=True):
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return False
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helper.ec_command("mockmatrix 1 1 0")
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if not expect_key_count(helper, 0):
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return False
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return True # Pass!
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