xref: /aosp_15_r20/external/cronet/base/android/sys_utils_unittest.cc (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1*6777b538SAndroid Build Coastguard Worker // Copyright 2013 The Chromium Authors
2*6777b538SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*6777b538SAndroid Build Coastguard Worker // found in the LICENSE file.
4*6777b538SAndroid Build Coastguard Worker 
5*6777b538SAndroid Build Coastguard Worker #include <stddef.h>
6*6777b538SAndroid Build Coastguard Worker #include <unistd.h>
7*6777b538SAndroid Build Coastguard Worker 
8*6777b538SAndroid Build Coastguard Worker #include "base/system/sys_info.h"
9*6777b538SAndroid Build Coastguard Worker #include "testing/gtest/include/gtest/gtest.h"
10*6777b538SAndroid Build Coastguard Worker 
11*6777b538SAndroid Build Coastguard Worker namespace base {
12*6777b538SAndroid Build Coastguard Worker namespace android {
13*6777b538SAndroid Build Coastguard Worker 
TEST(SysUtils,AmountOfPhysicalMemory)14*6777b538SAndroid Build Coastguard Worker TEST(SysUtils, AmountOfPhysicalMemory) {
15*6777b538SAndroid Build Coastguard Worker   // Check that the RAM size reported by sysconf() matches the one
16*6777b538SAndroid Build Coastguard Worker   // computed by base::SysInfo::AmountOfPhysicalMemory().
17*6777b538SAndroid Build Coastguard Worker   size_t sys_ram_size =
18*6777b538SAndroid Build Coastguard Worker       static_cast<size_t>(sysconf(_SC_PHYS_PAGES) * PAGE_SIZE);
19*6777b538SAndroid Build Coastguard Worker   EXPECT_EQ(sys_ram_size,
20*6777b538SAndroid Build Coastguard Worker             static_cast<size_t>(SysInfo::AmountOfPhysicalMemory()));
21*6777b538SAndroid Build Coastguard Worker }
22*6777b538SAndroid Build Coastguard Worker 
23*6777b538SAndroid Build Coastguard Worker }  // namespace android
24*6777b538SAndroid Build Coastguard Worker }  // namespace base
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