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
17 #include "src/traced/probes/common/cpu_freq_info_for_testing.h"
18
19 #include "test/gtest_and_gmock.h"
20
21 using ::testing::ElementsAre;
22
23 namespace perfetto {
24 namespace {
25
26 class CpuFreqInfoTest : public ::testing::Test {
27 protected:
GetCpuFreqInfo()28 std::unique_ptr<CpuFreqInfo> GetCpuFreqInfo() {
29 return std::unique_ptr<CpuFreqInfo>(
30 cpu_freq_info_for_testing.GetInstance());
31 }
32
33 CpuFreqInfoForTesting cpu_freq_info_for_testing;
34 };
35
FreqsToVector(CpuFreqInfo::Range range)36 std::vector<uint32_t> FreqsToVector(CpuFreqInfo::Range range) {
37 std::vector<uint32_t> freqs;
38 for (auto it = range.first; it != range.second; it++)
39 freqs.push_back(*it);
40 return freqs;
41 }
42
TEST_F(CpuFreqInfoTest,CpuFreqInfo)43 TEST_F(CpuFreqInfoTest, CpuFreqInfo) {
44 auto cpu_freq_info = GetCpuFreqInfo();
45
46 EXPECT_THAT(FreqsToVector(cpu_freq_info->GetFreqs(0u)),
47 ElementsAre(300000, 576000, 748800, 998400, 1209600, 1324800,
48 1516800, 1612800, 1708800));
49 EXPECT_THAT(FreqsToVector(cpu_freq_info->GetFreqs(1u)),
50 ElementsAre(300000, 652800, 825600, 979200, 1132800, 1363200,
51 1536000, 1747200, 1843200, 1996800, 2803200));
52 EXPECT_THAT(FreqsToVector(cpu_freq_info->GetFreqs(2u)), ElementsAre());
53 EXPECT_THAT(FreqsToVector(cpu_freq_info->GetFreqs(100u)), ElementsAre());
54
55 EXPECT_EQ(cpu_freq_info->GetCpuFreqIndex(0u, 300000u), 1u);
56 EXPECT_EQ(cpu_freq_info->GetCpuFreqIndex(0u, 748800u), 3u);
57 EXPECT_EQ(cpu_freq_info->GetCpuFreqIndex(1u, 300000u), 10u);
58 EXPECT_EQ(cpu_freq_info->GetCpuFreqIndex(1u, 1996800u), 19u);
59 EXPECT_EQ(cpu_freq_info->GetCpuFreqIndex(1u, 2803200), 20u);
60 EXPECT_EQ(cpu_freq_info->GetCpuFreqIndex(1u, 5u), 0u);
61 }
62
63 } // namespace
64 } // namespace perfetto
65