crashpad/snapshot/linux/system_snapshot_linux_test.cc
Mark Mentovai 6278690abe Update copyright boilerplate, 2022 edition (Crashpad)
sed -i '' -E -e 's/Copyright (.+) The Crashpad Authors\. All rights reserved\.$/Copyright \1 The Crashpad Authors/' $(git grep -El 'Copyright (.+) The Crashpad Authors\. All rights reserved\.$')

Bug: chromium:1098010
Change-Id: I8d6138469ddbe3d281a5d83f64cf918ec2491611
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3878262
Reviewed-by: Joshua Peraza <jperaza@chromium.org>
Commit-Queue: Mark Mentovai <mark@chromium.org>
2022-09-06 23:54:07 +00:00

94 lines
2.6 KiB
C++

// Copyright 2017 The Crashpad Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "snapshot/linux/system_snapshot_linux.h"
#include <sys/time.h>
#include <unistd.h>
#include <string>
#include "build/build_config.h"
#include "gtest/gtest.h"
#include "snapshot/linux/process_reader_linux.h"
#include "test/errors.h"
#include "test/linux/fake_ptrace_connection.h"
namespace crashpad {
namespace test {
namespace {
TEST(SystemSnapshotLinux, Basic) {
FakePtraceConnection connection;
ASSERT_TRUE(connection.Initialize(getpid()));
ProcessReaderLinux process_reader;
ASSERT_TRUE(process_reader.Initialize(&connection));
timeval snapshot_time;
ASSERT_EQ(gettimeofday(&snapshot_time, nullptr), 0)
<< ErrnoMessage("gettimeofday");
internal::SystemSnapshotLinux system;
system.Initialize(&process_reader, &snapshot_time);
EXPECT_GT(system.CPUCount(), 0u);
uint64_t current_hz, max_hz;
system.CPUFrequency(&current_hz, &max_hz);
// For short-term loads, modern CPUs can boost single-core frequency beyond
// the advertised base clock. Let's assume this is no more than a factor 2.
EXPECT_GE(max_hz * 2, current_hz);
int major, minor, bugfix;
std::string build;
system.OSVersion(&major, &minor, &bugfix, &build);
EXPECT_GE(major, 3);
EXPECT_GE(minor, 0);
EXPECT_GE(bugfix, 0);
EXPECT_FALSE(build.empty());
EXPECT_FALSE(system.OSVersionFull().empty());
// No expectations; just make sure these can be called successfully.
system.CPURevision();
system.NXEnabled();
#if BUILDFLAG(IS_ANDROID)
EXPECT_FALSE(system.MachineDescription().empty());
#else
system.MachineDescription();
#endif // BUILDFLAG(IS_ANDROID)
#if defined(ARCH_CPU_X86_FAMILY)
system.CPUX86Signature();
system.CPUX86Features();
system.CPUX86ExtendedFeatures();
system.CPUX86Leaf7Features();
EXPECT_PRED1(
[](std::string vendor) {
return vendor == "GenuineIntel" || vendor == "AuthenticAMD" ||
vendor == "HygonGenuine";
},
system.CPUVendor());
EXPECT_TRUE(system.CPUX86SupportsDAZ());
#endif // ARCH_CPU_X86_FAMILY
}
} // namespace
} // namespace test
} // namespace crashpad