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// Copyright (c) 2022 The Orbit 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 <absl/strings/str_format.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <stdint.h>
#include <unistd.h>
#include <filesystem>
#include <string>
#include <vector>
#include "GrpcProtos/module.pb.h"
#include "ModuleUtils/ReadLinuxMaps.h"
#include "ModuleUtils/ReadLinuxModules.h"
#include "OrbitBase/File.h"
#include "OrbitBase/ReadFileToString.h"
#include "OrbitBase/Result.h"
#include "Test/Path.h"
#include "TestUtils/TemporaryFile.h"
#include "TestUtils/TestUtils.h"
using orbit_grpc_protos::ModuleInfo;
using orbit_test_utils::HasNoError;
namespace orbit_module_utils {
constexpr uint64_t kHelloWorldElfFileSize = 16616;
constexpr const char* kHelloWorldElfBuildId = "d12d54bc5b72ccce54a408bdeda65e2530740ac8";
static void VerifyObjectSegmentsForHelloWorldElf(
const google::protobuf::RepeatedPtrField<ModuleInfo::ObjectSegment>& segments) {
ASSERT_EQ(segments.size(), 4);
// Simple sanity check, don't verify every single segment.
EXPECT_EQ(segments[0].offset_in_file(), 0);
EXPECT_EQ(segments[0].size_in_file(), 0x568);
EXPECT_EQ(segments[0].address(), 0);
EXPECT_EQ(segments[0].size_in_memory(), 0x568);
}
constexpr uint64_t kLibTestDllImageBase = 0x62640000;
constexpr uint64_t kLibTestDllFileSize = 96441;
static void VerifyObjectSegmentsForLibTestDll(
const google::protobuf::RepeatedPtrField<ModuleInfo::ObjectSegment>& segments) {
ASSERT_EQ(segments.size(), 19);
EXPECT_EQ(segments[0].offset_in_file(), 0x600);
EXPECT_EQ(segments[0].size_in_file(), 0x1400);
EXPECT_EQ(segments[0].address(), kLibTestDllImageBase + 0x1000);
EXPECT_EQ(segments[0].size_in_memory(), 0x1338);
}
TEST(ReadLinuxModules, CreateModuleElf) {
const std::filesystem::path hello_world_path = orbit_test::GetTestdataDir() / "hello_world_elf";
constexpr uint64_t kStartAddress = 23;
constexpr uint64_t kEndAddress = 8004;
auto result = CreateModule(hello_world_path, kStartAddress, kEndAddress);
ASSERT_THAT(result, HasNoError());
EXPECT_EQ(result.value().name(), "hello_world_elf");
EXPECT_EQ(result.value().file_path(), hello_world_path);
EXPECT_EQ(result.value().file_size(), 16616);
EXPECT_EQ(result.value().address_start(), kStartAddress);
EXPECT_EQ(result.value().address_end(), kEndAddress);
EXPECT_EQ(result.value().build_id(), kHelloWorldElfBuildId);
EXPECT_EQ(result.value().load_bias(), 0x0);
EXPECT_EQ(result.value().object_file_type(), ModuleInfo::kElfFile);
VerifyObjectSegmentsForHelloWorldElf(result.value().object_segments());
}
TEST(ReadLinuxModules, CreateModuleInDev) {
const std::filesystem::path dev_zero_path = "/dev/zero";
constexpr uint64_t kStartAddress = 23;
constexpr uint64_t kEndAddress = 8004;
auto result = CreateModule(dev_zero_path, kStartAddress, kEndAddress);
ASSERT_TRUE(result.has_error());
EXPECT_EQ(result.error().message(),
"The module \"/dev/zero\" is a character or block device (is in /dev/)");
}
TEST(ReadLinuxModules, CreateModuleCoff) {
const std::filesystem::path dll_path = orbit_test::GetTestdataDir() / "libtest.dll";
constexpr uint64_t kStartAddress = 23;
constexpr uint64_t kEndAddress = 8004;
auto result = CreateModule(dll_path, kStartAddress, kEndAddress);
ASSERT_THAT(result, HasNoError());
EXPECT_EQ(result.value().name(), "libtest.dll");
EXPECT_EQ(result.value().file_path(), dll_path);
EXPECT_EQ(result.value().file_size(), kLibTestDllFileSize);
EXPECT_EQ(result.value().address_start(), kStartAddress);
EXPECT_EQ(result.value().address_end(), kEndAddress);
EXPECT_EQ(result.value().load_bias(), kLibTestDllImageBase);
EXPECT_EQ(result.value().executable_segment_offset(), 0x1000);
EXPECT_EQ(result.value().build_id(), "");
EXPECT_EQ(result.value().object_file_type(), ModuleInfo::kCoffFile);
VerifyObjectSegmentsForLibTestDll(result.value().object_segments());
}
TEST(ReadLinuxModules, CreateModuleWithSoname) {
const std::filesystem::path libtest_path = orbit_test::GetTestdataDir() / "libtest-1.0.so";
constexpr uint64_t kStartAddress = 23;
constexpr uint64_t kEndAddress = 8004;
auto result = CreateModule(libtest_path, kStartAddress, kEndAddress);
ASSERT_THAT(result, HasNoError());
EXPECT_EQ(result.value().name(), "libtest.so");
EXPECT_EQ(result.value().file_path(), libtest_path);
EXPECT_EQ(result.value().file_size(), 16128);
EXPECT_EQ(result.value().address_start(), kStartAddress);
EXPECT_EQ(result.value().address_end(), kEndAddress);
EXPECT_EQ(result.value().build_id(), "2e70049c5cf42e6c5105825b57104af5882a40a2");
EXPECT_EQ(result.value().load_bias(), 0x0);
EXPECT_EQ(result.value().object_file_type(), ModuleInfo::kElfFile);
ASSERT_EQ(result.value().object_segments().size(), 4);
EXPECT_EQ(result.value().object_segments()[0].offset_in_file(), 0);
EXPECT_EQ(result.value().object_segments()[0].size_in_file(), 0x4e0);
EXPECT_EQ(result.value().object_segments()[0].address(), 0);
EXPECT_EQ(result.value().object_segments()[0].size_in_memory(), 0x4e0);
}
TEST(ReadLinuxModules, CreateModuleNotAnObject) {
const std::filesystem::path text_file = orbit_test::GetTestdataDir() / "textfile.txt";
constexpr uint64_t kStartAddress = 23;
constexpr uint64_t kEndAddress = 8004;
auto result = CreateModule(text_file, kStartAddress, kEndAddress);
ASSERT_TRUE(result.has_error());
EXPECT_THAT(result.error().message(),
testing::HasSubstr("The file was not recognized as a valid object file"));
}
TEST(ReadLinuxModules, CreateModuleFileDoesNotExist) {
const std::filesystem::path file_path = "/not/a/valid/file/path";
constexpr uint64_t kStartAddress = 23;
constexpr uint64_t kEndAddress = 8004;
auto result = CreateModule(file_path, kStartAddress, kEndAddress);
ASSERT_TRUE(result.has_error());
EXPECT_EQ(result.error().message(), "The module file \"/not/a/valid/file/path\" does not exist");
}
TEST(ReadLinuxModules, ReadModules) {
const auto result = ReadModules(getpid());
EXPECT_THAT(result, HasNoError());
EXPECT_GT(result.value().size(), 0);
}
TEST(ReadLinuxModules, ReadModulesFromMapsEmptyData) {
const auto result = ReadModulesFromMaps(ParseMaps(""));
EXPECT_EQ(result.size(), 0);
}
TEST(ReadLinuxModules, ReadModulesFromMaps1) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path hello_world_path = test_path / "hello_world_elf";
const std::filesystem::path text_file = test_path / "textfile.txt";
// Only testing the correct size of the result. The entry with /dev/zero is ignored due to the
// path starting with /dev/. The last entry has a valid path, but the executable flag is not set.
const std::string proc_pid_maps_content{absl::StrFormat(
"7f687428f000-7f6874290000 r-xp 00009000 fe:01 661216 /path/to/nothing\n"
"7f6874290000-7f6874297000 r-xp 00000000 fe:01 661214 %s\n"
"7f6874290000-7f6874297000 r-xp 00000000 fe:01 661214 /dev/zero\n"
"7f6874290001-7f6874297002 r-dp 00000000 fe:01 661214 %s\n",
hello_world_path, text_file)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
EXPECT_EQ(result.size(), 1);
}
TEST(ReadLinuxModules, ReadModulesFromMaps2) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path hello_world_path = test_path / "hello_world_elf";
const std::filesystem::path no_symbols_path = test_path / "no_symbols_elf";
const std::string proc_pid_maps_content{absl::StrFormat(
"7f6874285000-7f6874288000 r--p 00000000 fe:01 661216 %1$s\n"
"7f6874288000-7f687428c000 r-xp 00003000 fe:01 661216 %1$s\n"
"7f687428c000-7f687428e000 r--p 00007000 fe:01 661216 %1$s\n"
"7f687428e000-7f687428f000 r--p 00008000 fe:01 661216 %1$s\n"
"7f687428f000-7f6874290000 rw-p 00009000 fe:01 661216 %1$s\n"
"800000000000-800000001000 r-xp 00009000 fe:01 661216 %2$s\n",
hello_world_path, no_symbols_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 2);
const ModuleInfo& hello_module_info = result[0];
const ModuleInfo& no_symbols_module_info = result[1];
EXPECT_EQ(hello_module_info.name(), "hello_world_elf");
EXPECT_EQ(hello_module_info.file_path(), hello_world_path);
EXPECT_EQ(hello_module_info.file_size(), kHelloWorldElfFileSize);
EXPECT_EQ(hello_module_info.address_start(), 0x7f6874288000);
EXPECT_EQ(hello_module_info.address_end(), 0x7f687428c000);
EXPECT_EQ(hello_module_info.build_id(), kHelloWorldElfBuildId);
EXPECT_EQ(hello_module_info.load_bias(), 0x0);
EXPECT_EQ(hello_module_info.object_file_type(), ModuleInfo::kElfFile);
VerifyObjectSegmentsForHelloWorldElf(hello_module_info.object_segments());
EXPECT_EQ(no_symbols_module_info.name(), "no_symbols_elf");
EXPECT_EQ(no_symbols_module_info.file_path(), no_symbols_path);
EXPECT_EQ(no_symbols_module_info.file_size(), 18768);
EXPECT_EQ(no_symbols_module_info.address_start(), 0x800000000000);
EXPECT_EQ(no_symbols_module_info.address_end(), 0x800000001000);
EXPECT_EQ(no_symbols_module_info.build_id(), "b5413574bbacec6eacb3b89b1012d0e2cd92ec6b");
EXPECT_EQ(no_symbols_module_info.load_bias(), 0x400000);
EXPECT_EQ(no_symbols_module_info.object_file_type(), ModuleInfo::kElfFile);
ASSERT_EQ(no_symbols_module_info.object_segments().size(), 4);
EXPECT_EQ(no_symbols_module_info.object_segments()[0].offset_in_file(), 0);
EXPECT_EQ(no_symbols_module_info.object_segments()[0].size_in_file(), 0xa40);
EXPECT_EQ(no_symbols_module_info.object_segments()[0].address(), 0x400000);
EXPECT_EQ(no_symbols_module_info.object_segments()[0].size_in_memory(), 0xa40);
}
TEST(ReadLinuxModules, ReadModulesFromMapsWithSpacesInPath) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
ErrorMessageOr<std::string> elf_contents_or_error =
orbit_base::ReadFileToString(test_path / "hello_world_elf");
ASSERT_THAT(elf_contents_or_error, HasNoError());
std::string& elf_contents = elf_contents_or_error.value();
// This file is created as a copy of hello_world_elf, but with the name containing spaces.
auto hello_world_elf_temporary_or_error =
orbit_test_utils::TemporaryFile::Create("hello world elf");
ASSERT_THAT(hello_world_elf_temporary_or_error, HasNoError());
orbit_test_utils::TemporaryFile& hello_world_elf_temporary =
hello_world_elf_temporary_or_error.value();
ASSERT_THAT(orbit_base::WriteFully(hello_world_elf_temporary.fd(), elf_contents), HasNoError());
const std::string proc_pid_maps_content{absl::StrFormat(
"7f6874290000-7f6874297000 r-xp 00000000 fe:01 661214 %s\n",
hello_world_elf_temporary.file_path())};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 1);
const ModuleInfo& hello_module_info = result[0];
EXPECT_EQ(hello_module_info.name(), hello_world_elf_temporary.file_path().filename().string());
EXPECT_EQ(hello_module_info.file_path(), hello_world_elf_temporary.file_path());
EXPECT_EQ(hello_module_info.file_size(), kHelloWorldElfFileSize);
EXPECT_EQ(hello_module_info.address_start(), 0x7f6874290000);
EXPECT_EQ(hello_module_info.address_end(), 0x7f6874297000);
EXPECT_EQ(hello_module_info.build_id(), kHelloWorldElfBuildId);
EXPECT_EQ(hello_module_info.load_bias(), 0x0);
EXPECT_EQ(hello_module_info.object_file_type(), ModuleInfo::kElfFile);
VerifyObjectSegmentsForHelloWorldElf(hello_module_info.object_segments());
}
TEST(ReadLinuxModules, ReadModulesFromMapsElfWithMultipleExecutableMaps) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path hello_world_path = test_path / "hello_world_elf";
const std::string proc_pid_maps_content{
absl::StrFormat("100000-101000 r--p 00000000 01:02 42 %1$s\n"
"101000-102000 r-xp 00000000 01:02 42 %1$s\n"
"102000-103000 r--p 00000000 01:02 42 %1$s\n"
"103000-104000 rw-p 00000000 00:00 0 \n"
"104000-105000 r-xp 00000000 01:02 42 %1$s\n",
hello_world_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 1);
const ModuleInfo& hello_module_info = result[0];
EXPECT_EQ(hello_module_info.name(), "hello_world_elf");
EXPECT_EQ(hello_module_info.file_path(), hello_world_path);
EXPECT_EQ(hello_module_info.file_size(), kHelloWorldElfFileSize);
EXPECT_EQ(hello_module_info.address_start(), 0x101000);
EXPECT_EQ(hello_module_info.address_end(), 0x105000);
EXPECT_EQ(hello_module_info.build_id(), kHelloWorldElfBuildId);
EXPECT_EQ(hello_module_info.load_bias(), 0x0);
EXPECT_EQ(hello_module_info.object_file_type(), ModuleInfo::kElfFile);
VerifyObjectSegmentsForHelloWorldElf(hello_module_info.object_segments());
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeTextMappedNotAnonymously) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll"; // SizeOfImage = 0x20000
const std::string proc_pid_maps_content{
absl::StrFormat("100000-101000 r--p 00000000 01:02 42 %1$s\n"
"101000-103000 r-xp 00001000 01:02 42 %1$s\n",
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 1);
const orbit_grpc_protos::ModuleInfo& libtest_module_info = result[0];
EXPECT_EQ(libtest_module_info.name(), "libtest.dll");
EXPECT_EQ(libtest_module_info.file_path(), libtest_path);
EXPECT_EQ(libtest_module_info.file_size(), kLibTestDllFileSize);
EXPECT_EQ(libtest_module_info.address_start(), 0x101000);
EXPECT_EQ(libtest_module_info.address_end(), 0x103000);
EXPECT_EQ(libtest_module_info.build_id(), "");
EXPECT_EQ(libtest_module_info.load_bias(), kLibTestDllImageBase);
EXPECT_EQ(libtest_module_info.executable_segment_offset(), 0x1000);
EXPECT_EQ(libtest_module_info.soname(), "");
EXPECT_EQ(libtest_module_info.object_file_type(), orbit_grpc_protos::ModuleInfo::kCoffFile);
VerifyObjectSegmentsForLibTestDll(libtest_module_info.object_segments());
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeTextMappedNotAnonymouslyWithMultipleExecutableMaps) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll";
const std::string proc_pid_maps_content{
absl::StrFormat("100000-101000 r--p 00000000 01:02 42 %1$s\n"
"101000-102000 r-xp 00000000 01:02 42 %1$s\n"
"102000-103000 r--p 00000000 01:02 42 %1$s\n"
"103000-104000 rw-p 00000000 00:00 0 \n"
"104000-105000 r-xp 00000000 01:02 42 %1$s\n",
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 1);
const orbit_grpc_protos::ModuleInfo& libtest_module_info = result[0];
EXPECT_EQ(libtest_module_info.name(), "libtest.dll");
EXPECT_EQ(libtest_module_info.file_path(), libtest_path);
EXPECT_EQ(libtest_module_info.file_size(), kLibTestDllFileSize);
EXPECT_EQ(libtest_module_info.address_start(), 0x101000);
EXPECT_EQ(libtest_module_info.address_end(), 0x105000);
EXPECT_EQ(libtest_module_info.build_id(), "");
EXPECT_EQ(libtest_module_info.load_bias(), kLibTestDllImageBase);
EXPECT_EQ(libtest_module_info.executable_segment_offset(), 0x1000);
EXPECT_EQ(libtest_module_info.soname(), "");
EXPECT_EQ(libtest_module_info.object_file_type(), orbit_grpc_protos::ModuleInfo::kCoffFile);
VerifyObjectSegmentsForLibTestDll(libtest_module_info.object_segments());
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeTextMappedAnonymously) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll";
const std::string proc_pid_maps_content{
absl::StrFormat("100000-101000 r--p 00000000 01:02 42 %1$s\n"
"101000-103000 r-xp 00000000 00:00 0 \n",
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 1);
const orbit_grpc_protos::ModuleInfo& libtest_module_info = result[0];
EXPECT_EQ(libtest_module_info.name(), "libtest.dll");
EXPECT_EQ(libtest_module_info.file_path(), libtest_path);
EXPECT_EQ(libtest_module_info.file_size(), kLibTestDllFileSize);
EXPECT_EQ(libtest_module_info.address_start(), 0x101000);
EXPECT_EQ(libtest_module_info.address_end(), 0x103000);
EXPECT_EQ(libtest_module_info.build_id(), "");
EXPECT_EQ(libtest_module_info.load_bias(), kLibTestDllImageBase);
EXPECT_EQ(libtest_module_info.executable_segment_offset(), 0x1000);
EXPECT_EQ(libtest_module_info.soname(), "");
EXPECT_EQ(libtest_module_info.object_file_type(), orbit_grpc_protos::ModuleInfo::kCoffFile);
VerifyObjectSegmentsForLibTestDll(libtest_module_info.object_segments());
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeTextMappedAnonymouslyWithMultipleExecutableMaps) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll";
const std::string proc_pid_maps_content{
absl::StrFormat("100000-101000 r--p 00000000 01:02 42 %1$s\n"
"101000-102000 r-xp 00000000 00:00 0 \n"
"102000-103000 r--p 00000000 00:00 0 \n"
"103000-104000 rw-p 00000000 00:00 0 \n"
"104000-105000 r-xp 00000000 00:00 0 \n"
"105000-121000 r-xp 00000000 00:00 0 \n", // Beyond SizeOfImage.
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 1);
const orbit_grpc_protos::ModuleInfo& libtest_module_info = result[0];
EXPECT_EQ(libtest_module_info.name(), "libtest.dll");
EXPECT_EQ(libtest_module_info.file_path(), libtest_path);
EXPECT_EQ(libtest_module_info.file_size(), kLibTestDllFileSize);
EXPECT_EQ(libtest_module_info.address_start(), 0x101000);
EXPECT_EQ(libtest_module_info.address_end(), 0x105000);
EXPECT_EQ(libtest_module_info.build_id(), "");
EXPECT_EQ(libtest_module_info.load_bias(), kLibTestDllImageBase);
EXPECT_EQ(libtest_module_info.executable_segment_offset(), 0x1000);
EXPECT_EQ(libtest_module_info.soname(), "");
EXPECT_EQ(libtest_module_info.object_file_type(), orbit_grpc_protos::ModuleInfo::kCoffFile);
VerifyObjectSegmentsForLibTestDll(libtest_module_info.object_segments());
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeTextMappedAnonymouslyInMoreComplexExample) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll";
const std::string proc_pid_maps_content{
absl::StrFormat("10000-11000 r--p 00000000 00:00 0 [stack]\n"
"100000-101000 r--p 00000000 01:02 42 %1$s\n" // The headers.
"101000-102000 rw-p 00000000 00:00 0 \n"
"102000-103000 r--p 00002000 01:02 42 %1$s\n"
"103000-104000 r-xp 00000000 00:00 0 [special]\n"
"104000-105000 r--p 00004000 01:02 42 %1$s\n"
"105000-106000 r-xp 00000000 00:00 0 \n" // An executable map.
"106000-107000 r--p 00006000 01:02 42 %1$s\n"
"107000-108000 rw-p 00000000 00:00 0 [special]\n"
"108000-109000 r-xp 00000000 00:00 0 \n" // An executable map.
"109000-10A000 r-xp 00000000 01:02 42 /path/to/nothing\n",
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 1);
const orbit_grpc_protos::ModuleInfo& libtest_module_info = result[0];
EXPECT_EQ(libtest_module_info.name(), "libtest.dll");
EXPECT_EQ(libtest_module_info.file_path(), libtest_path);
EXPECT_EQ(libtest_module_info.file_size(), kLibTestDllFileSize);
EXPECT_EQ(libtest_module_info.address_start(), 0x105000);
EXPECT_EQ(libtest_module_info.address_end(), 0x109000);
EXPECT_EQ(libtest_module_info.build_id(), "");
EXPECT_EQ(libtest_module_info.load_bias(), kLibTestDllImageBase);
EXPECT_EQ(libtest_module_info.executable_segment_offset(), 0x1000);
EXPECT_EQ(libtest_module_info.soname(), "");
EXPECT_EQ(libtest_module_info.object_file_type(), orbit_grpc_protos::ModuleInfo::kCoffFile);
VerifyObjectSegmentsForLibTestDll(libtest_module_info.object_segments());
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeTextMappedAnonymouslyAndFirstMapWithOffset) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll";
const std::string proc_pid_maps_content{
absl::StrFormat("101000-102000 r--p 00001000 01:02 42 %s\n"
"102000-103000 r-xp 00000000 00:00 0 \n",
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
ASSERT_EQ(result.size(), 0);
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeTextMappedWithWrongName) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll";
const std::string proc_pid_maps_content{
absl::StrFormat("100000-101000 r--p 00000000 01:02 42 %s\n"
"101000-103000 r-xp 00000000 00:00 42 /wrong/path\n",
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
EXPECT_EQ(result.size(), 0);
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeNoExecutableMap) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll";
const std::string proc_pid_maps_content{
absl::StrFormat("100000-101000 r--p 00000000 01:02 42 %s\n"
"101000-103000 r--p 00000000 00:00 0 \n",
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
EXPECT_EQ(result.size(), 0);
}
TEST(ReadLinuxModules, ReadModulesFromMapsPeTextMappedAnonymouslyWithEndBeyondSizeOfImage) {
const std::filesystem::path test_path = orbit_test::GetTestdataDir();
const std::filesystem::path libtest_path = test_path / "libtest.dll";
const std::string proc_pid_maps_content{
absl::StrFormat("100000-101000 r--p 00000000 01:02 42 %s\n"
"101000-121000 r-xp 00000000 00:00 0 \n", // Beyond SizeOfImage.
libtest_path)};
const auto result = ReadModulesFromMaps(ParseMaps(proc_pid_maps_content));
EXPECT_EQ(result.size(), 0);
}
} // namespace orbit_module_utils