69 lines
2.1 KiB
Python
69 lines
2.1 KiB
Python
#
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# Copyright (C) 2017 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import logging
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from vts.testcases.kernel.api.proc import KernelProcFileTestBase
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from vts.testcases.kernel.api.proc.KernelProcFileTestBase import repeat_rule, literal_token
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class ProcAsoundCardsTest(KernelProcFileTestBase.KernelProcFileTestBase):
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'''/proc/asound/cards shows the list of currently configured ALSA drivers.
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List entries include index, the id string, short and long descriptions.'''
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t_LBRACKET = literal_token(r'\[')
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t_RBRACKET = literal_token(r'\]')
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t_NO = literal_token(r'no')
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t_SOUNDCARDS = literal_token(r'soundcards')
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t_ignore = ' '
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start = 'soundcards'
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def p_soundcards(self, p):
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'''soundcards : DASH DASH DASH NO SOUNDCARDS DASH DASH DASH NEWLINE
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| drivers'''
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p[0] = [p[4], p[5]] if len(p) == 10 else p[1]
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p_drivers = repeat_rule('driver')
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def p_driver(self, p):
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'driver : NUMBER id COLON STRING DASH description NEWLINE description NEWLINE'
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p[0] = [p[1], p[2], p[4], p[6], p[8]]
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def p_description(self, p):
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'''description : description word
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| word'''
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p[0] = [p[1]] if len(p) == 2 else p[1] + [p[2]]
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def p_word(self, p):
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'''word : NUMBER
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| STRING
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| COMMA
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| PERIOD
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| FLOAT
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| DASH
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| HEX_LITERAL'''
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p[0] = p[1]
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def p_id(self, p):
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'id : LBRACKET STRING RBRACKET'
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p[0] = p[2]
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def get_path(self):
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return "/proc/asound/cards"
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