|  | // Copyright 2013 The Chromium 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 <stddef.h> | 
|  | #include <unistd.h> | 
|  |  | 
|  | #include "base/sys_info.h" | 
|  | #include "testing/gtest/include/gtest/gtest.h" | 
|  |  | 
|  | namespace base { | 
|  | namespace android { | 
|  |  | 
|  | TEST(SysUtils, AmountOfPhysicalMemory) { | 
|  | // Check that the RAM size reported by sysconf() matches the one | 
|  | // computed by base::SysInfo::AmountOfPhysicalMemory(). | 
|  | size_t sys_ram_size = | 
|  | static_cast<size_t>(sysconf(_SC_PHYS_PAGES) * PAGE_SIZE); | 
|  | EXPECT_EQ(sys_ram_size, | 
|  | static_cast<size_t>(SysInfo::AmountOfPhysicalMemory())); | 
|  | } | 
|  |  | 
|  | }  // namespace android | 
|  | }  // namespace base |