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//===-- MinidumpTypesTest.cpp -----------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// Project includes
#include "Plugins/Process/Utility/RegisterContextLinux_x86_64.h"
#include "Plugins/Process/minidump/MinidumpParser.h"
#include "Plugins/Process/minidump/MinidumpTypes.h"
#include "Plugins/Process/minidump/RegisterContextMinidump_x86_64.h"
// Other libraries and framework includes
#include "gtest/gtest.h"
#include "lldb/Core/ArchSpec.h"
#include "lldb/Core/DataExtractor.h"
#include "lldb/Host/FileSpec.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/Optional.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Path.h"
// C includes
// C++ includes
#include <memory>
extern const char *TestMainArgv0;
using namespace lldb_private;
using namespace minidump;
class MinidumpParserTest : public testing::Test {
public:
void SetUp() override {
llvm::StringRef dmp_folder = llvm::sys::path::parent_path(TestMainArgv0);
inputs_folder = dmp_folder;
llvm::sys::path::append(inputs_folder, "Inputs");
}
void SetUpData(const char *minidump_filename, size_t load_size = SIZE_MAX) {
llvm::SmallString<128> filename = inputs_folder;
llvm::sys::path::append(filename, minidump_filename);
FileSpec minidump_file(filename.c_str(), false);
lldb::DataBufferSP data_sp(
minidump_file.MemoryMapFileContents(0, load_size));
llvm::Optional<MinidumpParser> optional_parser =
MinidumpParser::Create(data_sp);
ASSERT_TRUE(optional_parser.hasValue());
parser.reset(new MinidumpParser(optional_parser.getValue()));
ASSERT_GT(parser->GetData().size(), 0UL);
}
llvm::SmallString<128> inputs_folder;
std::unique_ptr<MinidumpParser> parser;
};
TEST_F(MinidumpParserTest, GetThreads) {
SetUpData("linux-x86_64.dmp");
llvm::ArrayRef<MinidumpThread> thread_list;
thread_list = parser->GetThreads();
ASSERT_EQ(1UL, thread_list.size());
const MinidumpThread thread = thread_list[0];
ASSERT_EQ(16001UL, thread.thread_id);
}
TEST_F(MinidumpParserTest, GetThreadsTruncatedFile) {
SetUpData("linux-x86_64.dmp", 200);
llvm::ArrayRef<MinidumpThread> thread_list;
thread_list = parser->GetThreads();
ASSERT_EQ(0UL, thread_list.size());
}
TEST_F(MinidumpParserTest, GetArchitecture) {
SetUpData("linux-x86_64.dmp");
ASSERT_EQ(llvm::Triple::ArchType::x86_64,
parser->GetArchitecture().GetMachine());
ASSERT_EQ(llvm::Triple::OSType::Linux,
parser->GetArchitecture().GetTriple().getOS());
}
TEST_F(MinidumpParserTest, GetMiscInfo) {
SetUpData("linux-x86_64.dmp");
const MinidumpMiscInfo *misc_info = parser->GetMiscInfo();
ASSERT_EQ(nullptr, misc_info);
}
TEST_F(MinidumpParserTest, GetLinuxProcStatus) {
SetUpData("linux-x86_64.dmp");
llvm::Optional<LinuxProcStatus> proc_status = parser->GetLinuxProcStatus();
ASSERT_TRUE(proc_status.hasValue());
lldb::pid_t pid = proc_status->GetPid();
ASSERT_EQ(16001UL, pid);
}
TEST_F(MinidumpParserTest, GetPid) {
SetUpData("linux-x86_64.dmp");
llvm::Optional<lldb::pid_t> pid = parser->GetPid();
ASSERT_TRUE(pid.hasValue());
ASSERT_EQ(16001UL, pid.getValue());
}
TEST_F(MinidumpParserTest, GetModuleList) {
SetUpData("linux-x86_64.dmp");
llvm::ArrayRef<MinidumpModule> modules = parser->GetModuleList();
ASSERT_EQ(8UL, modules.size());
std::string module_names[8] = {
"/usr/local/google/home/dvlahovski/projects/test_breakpad/a.out",
"/lib/x86_64-linux-gnu/libm-2.19.so",
"/lib/x86_64-linux-gnu/libc-2.19.so",
"/lib/x86_64-linux-gnu/libgcc_s.so.1",
"/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.19",
"/lib/x86_64-linux-gnu/libpthread-2.19.so",
"/lib/x86_64-linux-gnu/ld-2.19.so",
"linux-gate.so",
};
for (int i = 0; i < 8; ++i) {
llvm::Optional<std::string> name =
parser->GetMinidumpString(modules[i].module_name_rva);
ASSERT_TRUE(name.hasValue());
ASSERT_EQ(module_names[i], name.getValue());
}
}
TEST_F(MinidumpParserTest, GetExceptionStream) {
SetUpData("linux-x86_64.dmp");
const MinidumpExceptionStream *exception_stream =
parser->GetExceptionStream();
ASSERT_NE(nullptr, exception_stream);
ASSERT_EQ(11UL, exception_stream->exception_record.exception_code);
}
// Windows Minidump tests
// fizzbuzz_no_heap.dmp is copied from the WinMiniDump tests
TEST_F(MinidumpParserTest, GetArchitectureWindows) {
SetUpData("fizzbuzz_no_heap.dmp");
ASSERT_EQ(llvm::Triple::ArchType::x86,
parser->GetArchitecture().GetMachine());
ASSERT_EQ(llvm::Triple::OSType::Win32,
parser->GetArchitecture().GetTriple().getOS());
}
TEST_F(MinidumpParserTest, GetLinuxProcStatusWindows) {
SetUpData("fizzbuzz_no_heap.dmp");
llvm::Optional<LinuxProcStatus> proc_status = parser->GetLinuxProcStatus();
ASSERT_FALSE(proc_status.hasValue());
}
TEST_F(MinidumpParserTest, GetMiscInfoWindows) {
SetUpData("fizzbuzz_no_heap.dmp");
const MinidumpMiscInfo *misc_info = parser->GetMiscInfo();
ASSERT_NE(nullptr, misc_info);
llvm::Optional<lldb::pid_t> pid = misc_info->GetPid();
ASSERT_TRUE(pid.hasValue());
ASSERT_EQ(4440UL, pid.getValue());
}
TEST_F(MinidumpParserTest, GetPidWindows) {
SetUpData("fizzbuzz_no_heap.dmp");
llvm::Optional<lldb::pid_t> pid = parser->GetPid();
ASSERT_TRUE(pid.hasValue());
ASSERT_EQ(4440UL, pid.getValue());
}
// Register stuff
// TODO probably split register stuff tests into different file?
#define REG_VAL(x) *(reinterpret_cast<uint64_t *>(x))
TEST_F(MinidumpParserTest, ConvertRegisterContext) {
SetUpData("linux-x86_64.dmp");
llvm::ArrayRef<MinidumpThread> thread_list = parser->GetThreads();
const MinidumpThread thread = thread_list[0];
llvm::ArrayRef<uint8_t> registers(parser->GetData().data() +
thread.thread_context.rva,
thread.thread_context.data_size);
ArchSpec arch = parser->GetArchitecture();
RegisterInfoInterface *reg_interface = new RegisterContextLinux_x86_64(arch);
lldb::DataBufferSP buf =
ConvertMinidumpContextToRegIface(registers, reg_interface);
ASSERT_EQ(reg_interface->GetGPRSize(), buf->GetByteSize());
const RegisterInfo *reg_info = reg_interface->GetRegisterInfo();
std::map<uint64_t, uint64_t> reg_values;
// clang-format off
reg_values[lldb_rax_x86_64] = 0x0000000000000000;
reg_values[lldb_rbx_x86_64] = 0x0000000000000000;
reg_values[lldb_rcx_x86_64] = 0x0000000000000010;
reg_values[lldb_rdx_x86_64] = 0x0000000000000000;
reg_values[lldb_rdi_x86_64] = 0x00007ffceb349cf0;
reg_values[lldb_rsi_x86_64] = 0x0000000000000000;
reg_values[lldb_rbp_x86_64] = 0x00007ffceb34a210;
reg_values[lldb_rsp_x86_64] = 0x00007ffceb34a210;
reg_values[lldb_r8_x86_64] = 0x00007fe9bc1aa9c0;
reg_values[lldb_r9_x86_64] = 0x0000000000000000;
reg_values[lldb_r10_x86_64] = 0x00007fe9bc3f16a0;
reg_values[lldb_r11_x86_64] = 0x0000000000000246;
reg_values[lldb_r12_x86_64] = 0x0000000000401c92;
reg_values[lldb_r13_x86_64] = 0x00007ffceb34a430;
reg_values[lldb_r14_x86_64] = 0x0000000000000000;
reg_values[lldb_r15_x86_64] = 0x0000000000000000;
reg_values[lldb_rip_x86_64] = 0x0000000000401dc6;
reg_values[lldb_rflags_x86_64] = 0x0000000000010206;
reg_values[lldb_cs_x86_64] = 0x0000000000000033;
reg_values[lldb_fs_x86_64] = 0x0000000000000000;
reg_values[lldb_gs_x86_64] = 0x0000000000000000;
reg_values[lldb_ss_x86_64] = 0x0000000000000000;
reg_values[lldb_ds_x86_64] = 0x0000000000000000;
reg_values[lldb_es_x86_64] = 0x0000000000000000;
// clang-format on
for (uint32_t reg_index = 0; reg_index < reg_interface->GetRegisterCount();
++reg_index) {
if (reg_values.find(reg_index) != reg_values.end()) {
EXPECT_EQ(reg_values[reg_index],
REG_VAL(buf->GetBytes() + reg_info[reg_index].byte_offset));
}
}
}
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