1#
2# Copyright (C) 2018 The Android Open Source Project
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#      http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16
17from vts.testcases.kernel.api.proc import KernelProcFileTestBase
18from vts.testcases.kernel.api.proc.KernelProcFileTestBase import repeat_rule, literal_token
19
20
21class ProcUidTimeInStateTest(KernelProcFileTestBase.KernelProcFileTestBase):
22    '''/proc/uid_time_in_state provides the time each UID's processes spend
23    executing at each available frequency.
24
25    This is an Android specific file.
26    '''
27
28    start = 'uid_time_table'
29
30    t_UID = literal_token(r'uid')
31
32    p_uid_times = repeat_rule('uid_time')
33    p_numbers = repeat_rule('NUMBER')
34
35    t_ignore = ' '
36
37    def p_uid_time_table(self, p):
38        'uid_time_table : freqs uid_times'
39        p[0] = p[1:]
40
41    def p_freqs(self, p):
42        'freqs : UID COLON NUMBERs NEWLINE'
43        p[0] = p[3]
44
45    def p_uid_time(self, p):
46        'uid_time : NUMBER COLON NUMBERs NEWLINE'
47        p[0] = [p[1], p[3]]
48
49    def get_path(self):
50        return "/proc/uid_time_in_state"
51
52    def file_optional(self, shell=None, dut=None):
53        return True
54
55    def result_correct(self, result):
56        freqs, times = result
57        return all(len(time[1]) == len(freqs) for time in times)
58