| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <stddef.h> |
| #include <unistd.h> |
| |
| #include <cstdint> |
| |
| #include "base/byte_size.h" |
| #include "base/system/sys_info.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace base { |
| namespace android { |
| |
| TEST(SysUtils, AmountOfTotalPhysicalMemory) { |
| // Check that the RAM size reported by sysconf() matches the one |
| // computed by base::SysInfo::AmountOfTotalPhysicalMemory(). |
| // The sysconf() calls should never return negative, but if they do the test |
| // will fail instead of crashing since they're stored in ByteSizeDelta. |
| const auto sys_ram_size = |
| base::ByteSizeDelta(sysconf(_SC_PHYS_PAGES)) * sysconf(_SC_PAGESIZE); |
| EXPECT_EQ(sys_ram_size, |
| SysInfo::AmountOfTotalPhysicalMemory().AsByteSizeDelta()); |
| } |
| |
| } // namespace android |
| } // namespace base |
