blob: ef1647caf3603fef28575ab34cc53f24bcffa319 [file] [log] [blame]
/*
* Copyright (C) 2012 The Android Open Source Project
*
* 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 "common_runtime_test.h"
#include <dirent.h>
#include <dlfcn.h>
#include <fcntl.h>
#include <stdlib.h>
#include <cstdio>
#include "nativehelper/scoped_local_ref.h"
#include "android-base/stringprintf.h"
#include <unicode/uvernum.h>
#include "art_field-inl.h"
#include "base/file_utils.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/stl_util.h"
#include "base/unix_file/fd_file.h"
#include "class_linker.h"
#include "compiler_callbacks.h"
#include "dex_file-inl.h"
#include "dex_file_loader.h"
#include "gc/heap.h"
#include "gc_root-inl.h"
#include "gtest/gtest.h"
#include "handle_scope-inl.h"
#include "interpreter/unstarted_runtime.h"
#include "java_vm_ext.h"
#include "jni_internal.h"
#include "mem_map.h"
#include "mirror/class-inl.h"
#include "mirror/class_loader.h"
#include "native/dalvik_system_DexFile.h"
#include "noop_compiler_callbacks.h"
#include "os.h"
#include "primitive.h"
#include "runtime-inl.h"
#include "scoped_thread_state_change-inl.h"
#include "thread.h"
#include "well_known_classes.h"
int main(int argc, char **argv) {
// Gtests can be very noisy. For example, an executable with multiple tests will trigger native
// bridge warnings. The following line reduces the minimum log severity to ERROR and suppresses
// everything else. In case you want to see all messages, comment out the line.
setenv("ANDROID_LOG_TAGS", "*:e", 1);
art::InitLogging(argv, art::Runtime::Abort);
LOG(INFO) << "Running main() from common_runtime_test.cc...";
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
namespace art {
using android::base::StringPrintf;
static const uint8_t kBase64Map[256] = {
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 62, 255, 255, 255, 63,
52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 255, 255,
255, 254, 255, 255, 255, 0, 1, 2, 3, 4, 5, 6,
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18,
19, 20, 21, 22, 23, 24, 25, 255, 255, 255, 255, 255,
255, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36,
37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
49, 50, 51, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255
};
uint8_t* DecodeBase64(const char* src, size_t* dst_size) {
CHECK(dst_size != nullptr);
std::vector<uint8_t> tmp;
uint32_t t = 0, y = 0;
int g = 3;
for (size_t i = 0; src[i] != '\0'; ++i) {
uint8_t c = kBase64Map[src[i] & 0xFF];
if (c == 255) continue;
// the final = symbols are read and used to trim the remaining bytes
if (c == 254) {
c = 0;
// prevent g < 0 which would potentially allow an overflow later
if (--g < 0) {
*dst_size = 0;
return nullptr;
}
} else if (g != 3) {
// we only allow = to be at the end
*dst_size = 0;
return nullptr;
}
t = (t << 6) | c;
if (++y == 4) {
tmp.push_back((t >> 16) & 255);
if (g > 1) {
tmp.push_back((t >> 8) & 255);
}
if (g > 2) {
tmp.push_back(t & 255);
}
y = t = 0;
}
}
if (y != 0) {
*dst_size = 0;
return nullptr;
}
std::unique_ptr<uint8_t[]> dst(new uint8_t[tmp.size()]);
*dst_size = tmp.size();
std::copy(tmp.begin(), tmp.end(), dst.get());
return dst.release();
}
ScratchFile::ScratchFile() {
// ANDROID_DATA needs to be set
CHECK_NE(static_cast<char*>(nullptr), getenv("ANDROID_DATA")) <<
"Are you subclassing RuntimeTest?";
filename_ = getenv("ANDROID_DATA");
filename_ += "/TmpFile-XXXXXX";
int fd = mkstemp(&filename_[0]);
CHECK_NE(-1, fd) << strerror(errno) << " for " << filename_;
file_.reset(new File(fd, GetFilename(), true));
}
ScratchFile::ScratchFile(const ScratchFile& other, const char* suffix)
: ScratchFile(other.GetFilename() + suffix) {}
ScratchFile::ScratchFile(const std::string& filename) : filename_(filename) {
int fd = open(filename_.c_str(), O_RDWR | O_CREAT, 0666);
CHECK_NE(-1, fd);
file_.reset(new File(fd, GetFilename(), true));
}
ScratchFile::ScratchFile(File* file) {
CHECK(file != nullptr);
filename_ = file->GetPath();
file_.reset(file);
}
ScratchFile::ScratchFile(ScratchFile&& other) {
*this = std::move(other);
}
ScratchFile& ScratchFile::operator=(ScratchFile&& other) {
if (GetFile() != other.GetFile()) {
std::swap(filename_, other.filename_);
std::swap(file_, other.file_);
}
return *this;
}
ScratchFile::~ScratchFile() {
Unlink();
}
int ScratchFile::GetFd() const {
return file_->Fd();
}
void ScratchFile::Close() {
if (file_.get() != nullptr) {
if (file_->FlushCloseOrErase() != 0) {
PLOG(WARNING) << "Error closing scratch file.";
}
}
}
void ScratchFile::Unlink() {
if (!OS::FileExists(filename_.c_str())) {
return;
}
Close();
int unlink_result = unlink(filename_.c_str());
CHECK_EQ(0, unlink_result);
}
static bool unstarted_initialized_ = false;
CommonRuntimeTestImpl::CommonRuntimeTestImpl()
: class_linker_(nullptr), java_lang_dex_file_(nullptr) {
}
CommonRuntimeTestImpl::~CommonRuntimeTestImpl() {
// Ensure the dex files are cleaned up before the runtime.
loaded_dex_files_.clear();
runtime_.reset();
}
void CommonRuntimeTestImpl::SetUpAndroidRoot() {
if (IsHost()) {
// $ANDROID_ROOT is set on the device, but not necessarily on the host.
// But it needs to be set so that icu4c can find its locale data.
const char* android_root_from_env = getenv("ANDROID_ROOT");
if (android_root_from_env == nullptr) {
// Use ANDROID_HOST_OUT for ANDROID_ROOT if it is set.
const char* android_host_out = getenv("ANDROID_HOST_OUT");
if (android_host_out != nullptr) {
setenv("ANDROID_ROOT", android_host_out, 1);
} else {
// Build it from ANDROID_BUILD_TOP or cwd
std::string root;
const char* android_build_top = getenv("ANDROID_BUILD_TOP");
if (android_build_top != nullptr) {
root += android_build_top;
} else {
// Not set by build server, so default to current directory
char* cwd = getcwd(nullptr, 0);
setenv("ANDROID_BUILD_TOP", cwd, 1);
root += cwd;
free(cwd);
}
#if defined(__linux__)
root += "/out/host/linux-x86";
#elif defined(__APPLE__)
root += "/out/host/darwin-x86";
#else
#error unsupported OS
#endif
setenv("ANDROID_ROOT", root.c_str(), 1);
}
}
setenv("LD_LIBRARY_PATH", ":", 0); // Required by java.lang.System.<clinit>.
// Not set by build server, so default
if (getenv("ANDROID_HOST_OUT") == nullptr) {
setenv("ANDROID_HOST_OUT", getenv("ANDROID_ROOT"), 1);
}
}
}
void CommonRuntimeTestImpl::SetUpAndroidData(std::string& android_data) {
// On target, Cannot use /mnt/sdcard because it is mounted noexec, so use subdir of dalvik-cache
if (IsHost()) {
const char* tmpdir = getenv("TMPDIR");
if (tmpdir != nullptr && tmpdir[0] != 0) {
android_data = tmpdir;
} else {
android_data = "/tmp";
}
} else {
android_data = "/data/dalvik-cache";
}
android_data += "/art-data-XXXXXX";
if (mkdtemp(&android_data[0]) == nullptr) {
PLOG(FATAL) << "mkdtemp(\"" << &android_data[0] << "\") failed";
}
setenv("ANDROID_DATA", android_data.c_str(), 1);
}
void CommonRuntimeTestImpl::TearDownAndroidData(const std::string& android_data,
bool fail_on_error) {
if (fail_on_error) {
ASSERT_EQ(rmdir(android_data.c_str()), 0);
} else {
rmdir(android_data.c_str());
}
}
// Helper - find directory with the following format:
// ${ANDROID_BUILD_TOP}/${subdir1}/${subdir2}-${version}/${subdir3}/bin/
static std::string GetAndroidToolsDir(const std::string& subdir1,
const std::string& subdir2,
const std::string& subdir3) {
std::string root;
const char* android_build_top = getenv("ANDROID_BUILD_TOP");
if (android_build_top != nullptr) {
root = android_build_top;
} else {
// Not set by build server, so default to current directory
char* cwd = getcwd(nullptr, 0);
setenv("ANDROID_BUILD_TOP", cwd, 1);
root = cwd;
free(cwd);
}
std::string toolsdir = root + "/" + subdir1;
std::string founddir;
DIR* dir;
if ((dir = opendir(toolsdir.c_str())) != nullptr) {
float maxversion = 0;
struct dirent* entry;
while ((entry = readdir(dir)) != nullptr) {
std::string format = subdir2 + "-%f";
float version;
if (std::sscanf(entry->d_name, format.c_str(), &version) == 1) {
if (version > maxversion) {
maxversion = version;
founddir = toolsdir + "/" + entry->d_name + "/" + subdir3 + "/bin/";
}
}
}
closedir(dir);
}
if (founddir.empty()) {
ADD_FAILURE() << "Cannot find Android tools directory.";
}
return founddir;
}
std::string CommonRuntimeTestImpl::GetAndroidHostToolsDir() {
return GetAndroidToolsDir("prebuilts/gcc/linux-x86/host",
"x86_64-linux-glibc2.15",
"x86_64-linux");
}
std::string CommonRuntimeTestImpl::GetAndroidTargetToolsDir(InstructionSet isa) {
switch (isa) {
case InstructionSet::kArm:
case InstructionSet::kThumb2:
return GetAndroidToolsDir("prebuilts/gcc/linux-x86/arm",
"arm-linux-androideabi",
"arm-linux-androideabi");
case InstructionSet::kArm64:
return GetAndroidToolsDir("prebuilts/gcc/linux-x86/aarch64",
"aarch64-linux-android",
"aarch64-linux-android");
case InstructionSet::kX86:
case InstructionSet::kX86_64:
return GetAndroidToolsDir("prebuilts/gcc/linux-x86/x86",
"x86_64-linux-android",
"x86_64-linux-android");
case InstructionSet::kMips:
case InstructionSet::kMips64:
return GetAndroidToolsDir("prebuilts/gcc/linux-x86/mips",
"mips64el-linux-android",
"mips64el-linux-android");
case InstructionSet::kNone:
break;
}
ADD_FAILURE() << "Invalid isa " << isa;
return "";
}
std::string CommonRuntimeTestImpl::GetCoreArtLocation() {
return GetCoreFileLocation("art");
}
std::string CommonRuntimeTestImpl::GetCoreOatLocation() {
return GetCoreFileLocation("oat");
}
std::unique_ptr<const DexFile> CommonRuntimeTestImpl::LoadExpectSingleDexFile(
const char* location) {
std::vector<std::unique_ptr<const DexFile>> dex_files;
std::string error_msg;
MemMap::Init();
static constexpr bool kVerifyChecksum = true;
if (!DexFileLoader::Open(
location, location, /* verify */ true, kVerifyChecksum, &error_msg, &dex_files)) {
LOG(FATAL) << "Could not open .dex file '" << location << "': " << error_msg << "\n";
UNREACHABLE();
} else {
CHECK_EQ(1U, dex_files.size()) << "Expected only one dex file in " << location;
return std::move(dex_files[0]);
}
}
void CommonRuntimeTestImpl::SetUp() {
SetUpAndroidRoot();
SetUpAndroidData(android_data_);
dalvik_cache_.append(android_data_.c_str());
dalvik_cache_.append("/dalvik-cache");
int mkdir_result = mkdir(dalvik_cache_.c_str(), 0700);
ASSERT_EQ(mkdir_result, 0);
std::string min_heap_string(StringPrintf("-Xms%zdm", gc::Heap::kDefaultInitialSize / MB));
std::string max_heap_string(StringPrintf("-Xmx%zdm", gc::Heap::kDefaultMaximumSize / MB));
RuntimeOptions options;
std::string boot_class_path_string = "-Xbootclasspath";
for (const std::string &core_dex_file_name : GetLibCoreDexFileNames()) {
boot_class_path_string += ":";
boot_class_path_string += core_dex_file_name;
}
options.push_back(std::make_pair(boot_class_path_string, nullptr));
options.push_back(std::make_pair("-Xcheck:jni", nullptr));
options.push_back(std::make_pair(min_heap_string, nullptr));
options.push_back(std::make_pair(max_heap_string, nullptr));
options.push_back(std::make_pair("-XX:SlowDebug=true", nullptr));
static bool gSlowDebugTestFlag = false;
RegisterRuntimeDebugFlag(&gSlowDebugTestFlag);
callbacks_.reset(new NoopCompilerCallbacks());
SetUpRuntimeOptions(&options);
// Install compiler-callbacks if SetupRuntimeOptions hasn't deleted them.
if (callbacks_.get() != nullptr) {
options.push_back(std::make_pair("compilercallbacks", callbacks_.get()));
}
PreRuntimeCreate();
if (!Runtime::Create(options, false)) {
LOG(FATAL) << "Failed to create runtime";
return;
}
PostRuntimeCreate();
runtime_.reset(Runtime::Current());
class_linker_ = runtime_->GetClassLinker();
// Runtime::Create acquired the mutator_lock_ that is normally given away when we
// Runtime::Start, give it away now and then switch to a more managable ScopedObjectAccess.
Thread::Current()->TransitionFromRunnableToSuspended(kNative);
// Get the boot class path from the runtime so it can be used in tests.
boot_class_path_ = class_linker_->GetBootClassPath();
ASSERT_FALSE(boot_class_path_.empty());
java_lang_dex_file_ = boot_class_path_[0];
FinalizeSetup();
// Ensure that we're really running with debug checks enabled.
CHECK(gSlowDebugTestFlag);
}
void CommonRuntimeTestImpl::FinalizeSetup() {
// Initialize maps for unstarted runtime. This needs to be here, as running clinits needs this
// set up.
if (!unstarted_initialized_) {
interpreter::UnstartedRuntime::Initialize();
unstarted_initialized_ = true;
}
{
ScopedObjectAccess soa(Thread::Current());
class_linker_->RunRootClinits();
}
// We're back in native, take the opportunity to initialize well known classes.
WellKnownClasses::Init(Thread::Current()->GetJniEnv());
// Create the heap thread pool so that the GC runs in parallel for tests. Normally, the thread
// pool is created by the runtime.
runtime_->GetHeap()->CreateThreadPool();
runtime_->GetHeap()->VerifyHeap(); // Check for heap corruption before the test
// Reduce timinig-dependent flakiness in OOME behavior (eg StubTest.AllocObject).
runtime_->GetHeap()->SetMinIntervalHomogeneousSpaceCompactionByOom(0U);
}
void CommonRuntimeTestImpl::ClearDirectory(const char* dirpath, bool recursive) {
ASSERT_TRUE(dirpath != nullptr);
DIR* dir = opendir(dirpath);
ASSERT_TRUE(dir != nullptr);
dirent* e;
struct stat s;
while ((e = readdir(dir)) != nullptr) {
if ((strcmp(e->d_name, ".") == 0) || (strcmp(e->d_name, "..") == 0)) {
continue;
}
std::string filename(dirpath);
filename.push_back('/');
filename.append(e->d_name);
int stat_result = lstat(filename.c_str(), &s);
ASSERT_EQ(0, stat_result) << "unable to stat " << filename;
if (S_ISDIR(s.st_mode)) {
if (recursive) {
ClearDirectory(filename.c_str());
int rmdir_result = rmdir(filename.c_str());
ASSERT_EQ(0, rmdir_result) << filename;
}
} else {
int unlink_result = unlink(filename.c_str());
ASSERT_EQ(0, unlink_result) << filename;
}
}
closedir(dir);
}
void CommonRuntimeTestImpl::TearDown() {
const char* android_data = getenv("ANDROID_DATA");
ASSERT_TRUE(android_data != nullptr);
ClearDirectory(dalvik_cache_.c_str());
int rmdir_cache_result = rmdir(dalvik_cache_.c_str());
ASSERT_EQ(0, rmdir_cache_result);
TearDownAndroidData(android_data_, true);
dalvik_cache_.clear();
if (runtime_ != nullptr) {
runtime_->GetHeap()->VerifyHeap(); // Check for heap corruption after the test
}
}
static std::string GetDexFileName(const std::string& jar_prefix, bool host) {
std::string path;
if (host) {
const char* host_dir = getenv("ANDROID_HOST_OUT");
CHECK(host_dir != nullptr);
path = host_dir;
} else {
path = GetAndroidRoot();
}
std::string suffix = host
? "-hostdex" // The host version.
: "-testdex"; // The unstripped target version.
return StringPrintf("%s/framework/%s%s.jar", path.c_str(), jar_prefix.c_str(), suffix.c_str());
}
std::vector<std::string> CommonRuntimeTestImpl::GetLibCoreDexFileNames() {
return std::vector<std::string>({GetDexFileName("core-oj", IsHost()),
GetDexFileName("core-libart", IsHost())});
}
std::string CommonRuntimeTestImpl::GetTestAndroidRoot() {
if (IsHost()) {
const char* host_dir = getenv("ANDROID_HOST_OUT");
CHECK(host_dir != nullptr);
return host_dir;
}
return GetAndroidRoot();
}
// Check that for target builds we have ART_TARGET_NATIVETEST_DIR set.
#ifdef ART_TARGET
#ifndef ART_TARGET_NATIVETEST_DIR
#error "ART_TARGET_NATIVETEST_DIR not set."
#endif
// Wrap it as a string literal.
#define ART_TARGET_NATIVETEST_DIR_STRING STRINGIFY(ART_TARGET_NATIVETEST_DIR) "/"
#else
#define ART_TARGET_NATIVETEST_DIR_STRING ""
#endif
std::string CommonRuntimeTestImpl::GetTestDexFileName(const char* name) const {
CHECK(name != nullptr);
std::string filename;
if (IsHost()) {
filename += getenv("ANDROID_HOST_OUT");
filename += "/framework/";
} else {
filename += ART_TARGET_NATIVETEST_DIR_STRING;
}
filename += "art-gtest-";
filename += name;
filename += ".jar";
return filename;
}
std::vector<std::unique_ptr<const DexFile>> CommonRuntimeTestImpl::OpenTestDexFiles(
const char* name) {
std::string filename = GetTestDexFileName(name);
static constexpr bool kVerifyChecksum = true;
std::string error_msg;
std::vector<std::unique_ptr<const DexFile>> dex_files;
bool success = DexFileLoader::Open(filename.c_str(),
filename.c_str(),
/* verify */ true,
kVerifyChecksum,
&error_msg, &dex_files);
CHECK(success) << "Failed to open '" << filename << "': " << error_msg;
for (auto& dex_file : dex_files) {
CHECK_EQ(PROT_READ, dex_file->GetPermissions());
CHECK(dex_file->IsReadOnly());
}
return dex_files;
}
std::unique_ptr<const DexFile> CommonRuntimeTestImpl::OpenTestDexFile(const char* name) {
std::vector<std::unique_ptr<const DexFile>> vector = OpenTestDexFiles(name);
EXPECT_EQ(1U, vector.size());
return std::move(vector[0]);
}
std::vector<const DexFile*> CommonRuntimeTestImpl::GetDexFiles(jobject jclass_loader) {
ScopedObjectAccess soa(Thread::Current());
StackHandleScope<1> hs(soa.Self());
Handle<mirror::ClassLoader> class_loader = hs.NewHandle(
soa.Decode<mirror::ClassLoader>(jclass_loader));
return GetDexFiles(soa, class_loader);
}
std::vector<const DexFile*> CommonRuntimeTestImpl::GetDexFiles(
ScopedObjectAccess& soa,
Handle<mirror::ClassLoader> class_loader) {
std::vector<const DexFile*> ret;
DCHECK(
(class_loader->GetClass() ==
soa.Decode<mirror::Class>(WellKnownClasses::dalvik_system_PathClassLoader)) ||
(class_loader->GetClass() ==
soa.Decode<mirror::Class>(WellKnownClasses::dalvik_system_DelegateLastClassLoader)));
// The class loader is a PathClassLoader which inherits from BaseDexClassLoader.
// We need to get the DexPathList and loop through it.
ArtField* cookie_field = jni::DecodeArtField(WellKnownClasses::dalvik_system_DexFile_cookie);
ArtField* dex_file_field =
jni::DecodeArtField(WellKnownClasses::dalvik_system_DexPathList__Element_dexFile);
ObjPtr<mirror::Object> dex_path_list =
jni::DecodeArtField(WellKnownClasses::dalvik_system_BaseDexClassLoader_pathList)->
GetObject(class_loader.Get());
if (dex_path_list != nullptr && dex_file_field!= nullptr && cookie_field != nullptr) {
// DexPathList has an array dexElements of Elements[] which each contain a dex file.
ObjPtr<mirror::Object> dex_elements_obj =
jni::DecodeArtField(WellKnownClasses::dalvik_system_DexPathList_dexElements)->
GetObject(dex_path_list);
// Loop through each dalvik.system.DexPathList$Element's dalvik.system.DexFile and look
// at the mCookie which is a DexFile vector.
if (dex_elements_obj != nullptr) {
StackHandleScope<1> hs(soa.Self());
Handle<mirror::ObjectArray<mirror::Object>> dex_elements =
hs.NewHandle(dex_elements_obj->AsObjectArray<mirror::Object>());
for (int32_t i = 0; i < dex_elements->GetLength(); ++i) {
ObjPtr<mirror::Object> element = dex_elements->GetWithoutChecks(i);
if (element == nullptr) {
// Should never happen, fall back to java code to throw a NPE.
break;
}
ObjPtr<mirror::Object> dex_file = dex_file_field->GetObject(element);
if (dex_file != nullptr) {
ObjPtr<mirror::LongArray> long_array = cookie_field->GetObject(dex_file)->AsLongArray();
DCHECK(long_array != nullptr);
int32_t long_array_size = long_array->GetLength();
for (int32_t j = kDexFileIndexStart; j < long_array_size; ++j) {
const DexFile* cp_dex_file = reinterpret_cast<const DexFile*>(static_cast<uintptr_t>(
long_array->GetWithoutChecks(j)));
if (cp_dex_file == nullptr) {
LOG(WARNING) << "Null DexFile";
continue;
}
ret.push_back(cp_dex_file);
}
}
}
}
}
return ret;
}
const DexFile* CommonRuntimeTestImpl::GetFirstDexFile(jobject jclass_loader) {
std::vector<const DexFile*> tmp(GetDexFiles(jclass_loader));
DCHECK(!tmp.empty());
const DexFile* ret = tmp[0];
DCHECK(ret != nullptr);
return ret;
}
jobject CommonRuntimeTestImpl::LoadMultiDex(const char* first_dex_name,
const char* second_dex_name) {
std::vector<std::unique_ptr<const DexFile>> first_dex_files = OpenTestDexFiles(first_dex_name);
std::vector<std::unique_ptr<const DexFile>> second_dex_files = OpenTestDexFiles(second_dex_name);
std::vector<const DexFile*> class_path;
CHECK_NE(0U, first_dex_files.size());
CHECK_NE(0U, second_dex_files.size());
for (auto& dex_file : first_dex_files) {
class_path.push_back(dex_file.get());
loaded_dex_files_.push_back(std::move(dex_file));
}
for (auto& dex_file : second_dex_files) {
class_path.push_back(dex_file.get());
loaded_dex_files_.push_back(std::move(dex_file));
}
Thread* self = Thread::Current();
jobject class_loader = Runtime::Current()->GetClassLinker()->CreatePathClassLoader(self,
class_path);
self->SetClassLoaderOverride(class_loader);
return class_loader;
}
jobject CommonRuntimeTestImpl::LoadDex(const char* dex_name) {
jobject class_loader = LoadDexInPathClassLoader(dex_name, nullptr);
Thread::Current()->SetClassLoaderOverride(class_loader);
return class_loader;
}
jobject CommonRuntimeTestImpl::LoadDexInWellKnownClassLoader(const std::string& dex_name,
jclass loader_class,
jobject parent_loader) {
std::vector<std::unique_ptr<const DexFile>> dex_files = OpenTestDexFiles(dex_name.c_str());
std::vector<const DexFile*> class_path;
CHECK_NE(0U, dex_files.size());
for (auto& dex_file : dex_files) {
class_path.push_back(dex_file.get());
loaded_dex_files_.push_back(std::move(dex_file));
}
Thread* self = Thread::Current();
ScopedObjectAccess soa(self);
jobject result = Runtime::Current()->GetClassLinker()->CreateWellKnownClassLoader(
self,
class_path,
loader_class,
parent_loader);
{
// Verify we build the correct chain.
ObjPtr<mirror::ClassLoader> actual_class_loader = soa.Decode<mirror::ClassLoader>(result);
// Verify that the result has the correct class.
CHECK_EQ(soa.Decode<mirror::Class>(loader_class), actual_class_loader->GetClass());
// Verify that the parent is not null. The boot class loader will be set up as a
// proper object.
ObjPtr<mirror::ClassLoader> actual_parent(actual_class_loader->GetParent());
CHECK(actual_parent != nullptr);
if (parent_loader != nullptr) {
// We were given a parent. Verify that it's what we expect.
ObjPtr<mirror::ClassLoader> expected_parent = soa.Decode<mirror::ClassLoader>(parent_loader);
CHECK_EQ(expected_parent, actual_parent);
} else {
// No parent given. The parent must be the BootClassLoader.
CHECK(Runtime::Current()->GetClassLinker()->IsBootClassLoader(soa, actual_parent));
}
}
return result;
}
jobject CommonRuntimeTestImpl::LoadDexInPathClassLoader(const std::string& dex_name,
jobject parent_loader) {
return LoadDexInWellKnownClassLoader(dex_name,
WellKnownClasses::dalvik_system_PathClassLoader,
parent_loader);
}
jobject CommonRuntimeTestImpl::LoadDexInDelegateLastClassLoader(const std::string& dex_name,
jobject parent_loader) {
return LoadDexInWellKnownClassLoader(dex_name,
WellKnownClasses::dalvik_system_DelegateLastClassLoader,
parent_loader);
}
std::string CommonRuntimeTestImpl::GetCoreFileLocation(const char* suffix) {
CHECK(suffix != nullptr);
std::string location;
if (IsHost()) {
const char* host_dir = getenv("ANDROID_HOST_OUT");
CHECK(host_dir != nullptr);
location = StringPrintf("%s/framework/core.%s", host_dir, suffix);
} else {
location = StringPrintf("/data/art-test/core.%s", suffix);
}
return location;
}
std::string CommonRuntimeTestImpl::CreateClassPath(
const std::vector<std::unique_ptr<const DexFile>>& dex_files) {
CHECK(!dex_files.empty());
std::string classpath = dex_files[0]->GetLocation();
for (size_t i = 1; i < dex_files.size(); i++) {
classpath += ":" + dex_files[i]->GetLocation();
}
return classpath;
}
std::string CommonRuntimeTestImpl::CreateClassPathWithChecksums(
const std::vector<std::unique_ptr<const DexFile>>& dex_files) {
CHECK(!dex_files.empty());
std::string classpath = dex_files[0]->GetLocation() + "*" +
std::to_string(dex_files[0]->GetLocationChecksum());
for (size_t i = 1; i < dex_files.size(); i++) {
classpath += ":" + dex_files[i]->GetLocation() + "*" +
std::to_string(dex_files[i]->GetLocationChecksum());
}
return classpath;
}
void CommonRuntimeTestImpl::FillHeap(Thread* self,
ClassLinker* class_linker,
VariableSizedHandleScope* handle_scope) {
DCHECK(handle_scope != nullptr);
Runtime::Current()->GetHeap()->SetIdealFootprint(1 * GB);
// Class java.lang.Object.
Handle<mirror::Class> c(handle_scope->NewHandle(
class_linker->FindSystemClass(self, "Ljava/lang/Object;")));
// Array helps to fill memory faster.
Handle<mirror::Class> ca(handle_scope->NewHandle(
class_linker->FindSystemClass(self, "[Ljava/lang/Object;")));
// Start allocating with ~128K
size_t length = 128 * KB;
while (length > 40) {
const int32_t array_length = length / 4; // Object[] has elements of size 4.
MutableHandle<mirror::Object> h(handle_scope->NewHandle<mirror::Object>(
mirror::ObjectArray<mirror::Object>::Alloc(self, ca.Get(), array_length)));
if (self->IsExceptionPending() || h == nullptr) {
self->ClearException();
// Try a smaller length
length = length / 2;
// Use at most a quarter the reported free space.
size_t mem = Runtime::Current()->GetHeap()->GetFreeMemory();
if (length * 4 > mem) {
length = mem / 4;
}
}
}
// Allocate simple objects till it fails.
while (!self->IsExceptionPending()) {
handle_scope->NewHandle<mirror::Object>(c->AllocObject(self));
}
self->ClearException();
}
void CommonRuntimeTestImpl::SetUpRuntimeOptionsForFillHeap(RuntimeOptions *options) {
// Use a smaller heap
bool found = false;
for (std::pair<std::string, const void*>& pair : *options) {
if (pair.first.find("-Xmx") == 0) {
pair.first = "-Xmx4M"; // Smallest we can go.
found = true;
}
}
if (!found) {
options->emplace_back("-Xmx4M", nullptr);
}
}
CheckJniAbortCatcher::CheckJniAbortCatcher() : vm_(Runtime::Current()->GetJavaVM()) {
vm_->SetCheckJniAbortHook(Hook, &actual_);
}
CheckJniAbortCatcher::~CheckJniAbortCatcher() {
vm_->SetCheckJniAbortHook(nullptr, nullptr);
EXPECT_TRUE(actual_.empty()) << actual_;
}
void CheckJniAbortCatcher::Check(const std::string& expected_text) {
Check(expected_text.c_str());
}
void CheckJniAbortCatcher::Check(const char* expected_text) {
EXPECT_TRUE(actual_.find(expected_text) != std::string::npos) << "\n"
<< "Expected to find: " << expected_text << "\n"
<< "In the output : " << actual_;
actual_.clear();
}
void CheckJniAbortCatcher::Hook(void* data, const std::string& reason) {
// We use += because when we're hooking the aborts like this, multiple problems can be found.
*reinterpret_cast<std::string*>(data) += reason;
}
} // namespace art