xref: /aosp_15_r20/external/libchrome/base/android/sys_utils_unittest.cc (revision 635a864187cb8b6c713ff48b7e790a6b21769273)
1*635a8641SAndroid Build Coastguard Worker // Copyright 2013 The Chromium Authors. All rights reserved.
2*635a8641SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*635a8641SAndroid Build Coastguard Worker // found in the LICENSE file.
4*635a8641SAndroid Build Coastguard Worker 
5*635a8641SAndroid Build Coastguard Worker #include <stddef.h>
6*635a8641SAndroid Build Coastguard Worker #include <unistd.h>
7*635a8641SAndroid Build Coastguard Worker 
8*635a8641SAndroid Build Coastguard Worker #include "base/sys_info.h"
9*635a8641SAndroid Build Coastguard Worker #include "testing/gtest/include/gtest/gtest.h"
10*635a8641SAndroid Build Coastguard Worker 
11*635a8641SAndroid Build Coastguard Worker namespace base {
12*635a8641SAndroid Build Coastguard Worker namespace android {
13*635a8641SAndroid Build Coastguard Worker 
TEST(SysUtils,AmountOfPhysicalMemory)14*635a8641SAndroid Build Coastguard Worker TEST(SysUtils, AmountOfPhysicalMemory) {
15*635a8641SAndroid Build Coastguard Worker   // Check that the RAM size reported by sysconf() matches the one
16*635a8641SAndroid Build Coastguard Worker   // computed by base::SysInfo::AmountOfPhysicalMemory().
17*635a8641SAndroid Build Coastguard Worker   size_t sys_ram_size =
18*635a8641SAndroid Build Coastguard Worker       static_cast<size_t>(sysconf(_SC_PHYS_PAGES) * PAGE_SIZE);
19*635a8641SAndroid Build Coastguard Worker   EXPECT_EQ(sys_ram_size,
20*635a8641SAndroid Build Coastguard Worker             static_cast<size_t>(SysInfo::AmountOfPhysicalMemory()));
21*635a8641SAndroid Build Coastguard Worker }
22*635a8641SAndroid Build Coastguard Worker 
23*635a8641SAndroid Build Coastguard Worker }  // namespace android
24*635a8641SAndroid Build Coastguard Worker }  // namespace base
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