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// Copyright 2020 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 "content/public/common/user_agent.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
namespace {
struct BuildOSCpuInfoTestCases {
std::string os_version;
std::string cpu_type;
std::string expected_os_cpu_info;
};
} // namespace
TEST(UserAgentStringTest, BuildOSCpuInfoFromOSVersionAndCpuType) {
const BuildOSCpuInfoTestCases test_cases[] = {
#if defined(OS_WIN)
// On Windows, it's possible to have an empty string for CPU type.
{
/*os_version=*/"10.0",
/*cpu_type=*/"",
/*expected_os_cpu_info=*/"Windows NT 10.0",
},
{
/*os_version=*/"10.0",
/*cpu_type=*/"WOW64",
/*expected_os_cpu_info=*/"Windows NT 10.0; WOW64",
},
{
/*os_version=*/"10.0",
/*cpu_type=*/"Win64; x64",
/*expected_os_cpu_info=*/"Windows NT 10.0; Win64; x64",
},
{
/*os_version=*/"7.0",
/*cpu_type=*/"",
/*expected_os_cpu_info=*/"Windows NT 7.0",
},
// These cases should never happen in real life, but may be useful to detect
// changes when things are refactored.
{
/*os_version=*/"",
/*cpu_type=*/"",
/*expected_os_cpu_info=*/"Windows NT ",
},
{
/*os_version=*/"VERSION",
/*cpu_type=*/"CPU TYPE",
/*expected_os_cpu_info=*/"Windows NT VERSION; CPU TYPE",
},
#elif defined(OS_MAC)
{
/*os_version=*/"10_15_4",
/*cpu_type=*/"Intel",
/*expected_os_cpu_info=*/"Intel Mac OS X 10_15_4",
},
// These cases should never happen in real life, but may be useful to detect
// changes when things are refactored.
{
/*os_version=*/"",
/*cpu_type=*/"",
/*expected_os_cpu_info=*/" Mac OS X ",
},
{
/*os_version=*/"VERSION",
/*cpu_type=*/"CPU TYPE",
/*expected_os_cpu_info=*/"CPU TYPE Mac OS X VERSION",
},
#elif BUILDFLAG(IS_CHROMEOS_ASH)
{
/*os_version=*/"4537.56.0",
/*cpu_type=*/"armv7l",
/*expected_os_cpu_info=*/"CrOS armv7l 4537.56.0",
},
// These cases should never happen in real life, but may be useful to detect
// changes when things are refactored.
{
/*os_version=*/"",
/*cpu_type=*/"",
/*expected_os_cpu_info=*/"CrOS ",
},
{
/*os_version=*/"VERSION",
/*cpu_type=*/"CPU TYPE",
/*expected_os_cpu_info=*/"CrOS CPU TYPE VERSION",
},
#elif defined(OS_ANDROID)
{
/*os_version=*/"7.1.1",
/*cpu_type=*/"UNUSED",
/*expected_os_cpu_info=*/"Android 7.1.1",
},
// These cases should never happen in real life, but may be useful to detect
// changes when things are refactored.
{
/*os_version=*/"",
/*cpu_type=*/"",
/*expected_os_cpu_info=*/"Android ",
},
{
/*os_version=*/"VERSION",
/*cpu_type=*/"CPU TYPE",
/*expected_os_cpu_info=*/"Android VERSION",
},
#elif defined(OS_FUCHSIA)
{
/*os_version=*/"VERSION",
/*cpu_type=*/"CPU TYPE",
/*expected_os_cpu_info=*/"Fuchsia",
},
#endif
};
for (const auto& test_case : test_cases) {
const std::string os_cpu_info = BuildOSCpuInfoFromOSVersionAndCpuType(
test_case.os_version, test_case.cpu_type);
EXPECT_EQ(os_cpu_info, test_case.expected_os_cpu_info);
}
}
TEST(UserAgentStringTest, LowEntropyCpuArchitecture) {
std::string arch = GetLowEntropyCpuArchitecture();
#if defined(OS_WIN) || defined(OS_MAC) || \
(defined(OS_POSIX) && !defined(OS_ANDROID))
EXPECT_TRUE("arm" == arch || "x86" == arch);
#else
EXPECT_EQ("", arch);
#endif
}
} // namespace content
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