xref: /aosp_15_r20/test/vts/tests/kernel_proc_file_api_test/proc_tests/ProcUidCpuPowerTests.py (revision 9a74111979c139a065a9a7e4d45972320c5732c7) 
1#
2# Copyright (C) 2020 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
17import struct
18from proc_tests import KernelProcFileTestBase
19
20
21class ProcUidCpuPowerTimeInStateTest(
22    KernelProcFileTestBase.KernelProcFileTestBase):
23    '''/proc/uid_cpupower/time_in_state
24    '''
25
26    def parse_contents(self, contents):
27        size = struct.calcsize('I')
28        return [struct.unpack_from('I', contents.encode(), i)[0] for i in range(0, len(contents), size)]
29
30    def result_correct(self, result):
31        if not result:
32            return False
33
34        if (len(result) - 1) % (result[0] + 1) != 0:
35            return False
36
37        return True
38
39    def get_path(self):
40        return "/proc/uid_cpupower/time_in_state"
41
42    def file_optional(self, shell=None, dut=None):
43        # This file is optional until implemented in Android common kernel
44        return True
45
46class ProcUidCpuPowerConcurrentActiveTimeTest(
47    KernelProcFileTestBase.KernelProcFileTestBase):
48    '''/proc/uid_cpupower/concurrent_active_time
49    '''
50
51    def parse_contents(self, contents):
52        size = struct.calcsize('I')
53        return [struct.unpack_from('I', contents.encode(), i)[0] for i in range(0, len(contents), size)]
54
55    def result_correct(self, result):
56        if not result:
57            return False
58
59        if (len(result) - 1) % (result[0] + 1) != 0:
60            return False
61
62        return True
63
64    def get_path(self):
65        return "/proc/uid_cpupower/concurrent_active_time"
66
67    def file_optional(self, shell=None, dut=None):
68        # This file is optional until implemented in Android common kernel
69        return True
70
71class ProcUidCpuPowerConcurrentPolicyTimeTest(
72    KernelProcFileTestBase.KernelProcFileTestBase):
73    '''/proc/uid_cpupower/concurrent_policy_time
74    '''
75
76    def parse_contents(self, contents):
77        size = struct.calcsize('I')
78        return [struct.unpack_from('I', contents.encode(), i)[0] for i in range(0, len(contents), size)]
79
80    def result_correct(self, result):
81        if not result:
82            return False
83
84        policy_cnt = result[0]
85        result_len = len(result)
86
87        if policy_cnt + 1 > result_len:
88            return False
89
90        line_len = sum(result[1:policy_cnt+1]) + 1
91
92        if (result_len - policy_cnt - 1) % line_len != 0:
93            return False
94
95        return True
96
97    def get_path(self):
98        return "/proc/uid_cpupower/concurrent_policy_time"
99
100    def file_optional(self, shell=None, dut=None):
101        # This file is optional until implemented in Android common kernel
102        return True
103