| // Copyright 2020 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "diagnostics/cros_healthd/utils/cpu_file_helpers.h" |
| |
| #include <base/files/file_path.h> |
| #include <base/files/scoped_temp_dir.h> |
| #include <gtest/gtest.h> |
| |
| #include "diagnostics/common/file_test_utils.h" |
| |
| namespace diagnostics { |
| |
| namespace { |
| |
| // Production instances will use a root directory of "/". |
| constexpr char kProductionRootDir[] = "/"; |
| |
| // Logical ID to test with. |
| constexpr char kLogicalId[] = "13"; |
| |
| } // namespace |
| |
| TEST(CpuFileHelpers, GetCpuDirectoryPath) { |
| const auto cpu_dir = GetCpuDirectoryPath(base::FilePath(kProductionRootDir)); |
| EXPECT_EQ(cpu_dir.value(), "/sys/devices/system/cpu"); |
| } |
| |
| TEST(CpuFileHelpers, GetCStateDirectoryPath) { |
| const auto c_state_dir = |
| GetCStateDirectoryPath(base::FilePath(kProductionRootDir), kLogicalId); |
| EXPECT_EQ(c_state_dir.value(), "/sys/devices/system/cpu/cpu13/cpuidle"); |
| } |
| |
| TEST(CpuFileHelpers, GetCpuFreqPolicyDirectoryPath) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| |
| const std::string cpufreq_path = "sys/devices/system/cpu/cpufreq/policy13"; |
| |
| const auto expected_policy_dir = temp_dir.GetPath().Append(cpufreq_path); |
| ASSERT_TRUE(WriteFileAndCreateParentDirs(expected_policy_dir, "")); |
| |
| const auto freq_dir = GetCpuFreqDirectoryPath(temp_dir.GetPath(), kLogicalId); |
| EXPECT_EQ(freq_dir, temp_dir.GetPath().Append(cpufreq_path)); |
| } |
| |
| TEST(CpuFileHelpers, GetCpuFreqDirectoryPath) { |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| |
| const std::string cpufreq_path = "sys/devices/system/cpu/cpu13/cpufreq"; |
| |
| const auto expected_policy_dir = temp_dir.GetPath().Append(cpufreq_path); |
| ASSERT_TRUE(WriteFileAndCreateParentDirs(expected_policy_dir, "")); |
| |
| const auto freq_dir = GetCpuFreqDirectoryPath(temp_dir.GetPath(), kLogicalId); |
| EXPECT_EQ(freq_dir, temp_dir.GetPath().Append(cpufreq_path)); |
| } |
| |
| } // namespace diagnostics |