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/*
* 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 <ScopedLocalRef.h>
#include <stdlib.h>
#include "../../external/icu/icu4c/source/common/unicode/uvernum.h"
#include "base/macros.h"
#include "base/logging.h"
#include "base/stl_util.h"
#include "base/stringprintf.h"
#include "base/unix_file/fd_file.h"
#include "class_linker.h"
#include "compiler_callbacks.h"
#include "dex_file.h"
#include "gc_root-inl.h"
#include "gc/heap.h"
#include "gtest/gtest.h"
#include "jni_internal.h"
#include "mirror/class_loader.h"
#include "noop_compiler_callbacks.h"
#include "os.h"
#include "runtime-inl.h"
#include "scoped_thread_state_change.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);
LOG(::art::INFO) << "Running main() from common_runtime_test.cc...";
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
namespace art {
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);
file_.reset(new File(fd, GetFilename(), true));
}
ScratchFile::ScratchFile(const ScratchFile& other, const char* suffix) {
filename_ = other.GetFilename();
filename_ += suffix;
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 != NULL);
filename_ = file->GetPath();
file_.reset(file);
}
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);
}
CommonRuntimeTest::CommonRuntimeTest() {}
CommonRuntimeTest::~CommonRuntimeTest() {
// Ensure the dex files are cleaned up before the runtime.
loaded_dex_files_.clear();
runtime_.reset();
}
void CommonRuntimeTest::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 CommonRuntimeTest::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 CommonRuntimeTest::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());
}
}
std::string CommonRuntimeTest::GetCoreArtLocation() {
return GetCoreFileLocation("art");
}
std::string CommonRuntimeTest::GetCoreOatLocation() {
return GetCoreFileLocation("oat");
}
std::unique_ptr<const DexFile> CommonRuntimeTest::LoadExpectSingleDexFile(const char* location) {
std::vector<std::unique_ptr<const DexFile>> dex_files;
std::string error_msg;
if (!DexFile::Open(location, location, &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 CommonRuntimeTest::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));
callbacks_.reset(new NoopCompilerCallbacks());
RuntimeOptions options;
std::string boot_class_path_string = "-Xbootclasspath:" + GetLibCoreDexFileName();
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("compilercallbacks", callbacks_.get()));
SetUpRuntimeOptions(&options);
if (!Runtime::Create(options, false)) {
LOG(FATAL) << "Failed to create runtime";
return;
}
runtime_.reset(Runtime::Current());
class_linker_ = runtime_->GetClassLinker();
class_linker_->FixupDexCaches(runtime_->GetResolutionMethod());
class_linker_->RunRootClinits();
boot_class_path_ = class_linker_->GetBootClassPath();
java_lang_dex_file_ = boot_class_path_[0];
// 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);
// 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
// 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];
}
void CommonRuntimeTest::ClearDirectory(const char* dirpath) {
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)) {
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 CommonRuntimeTest::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);
// icu4c has a fixed 10-element array "gCommonICUDataArray".
// If we run > 10 tests, we fill that array and u_setCommonData fails.
// There's a function to clear the array, but it's not public...
typedef void (*IcuCleanupFn)();
void* sym = dlsym(RTLD_DEFAULT, "u_cleanup_" U_ICU_VERSION_SHORT);
CHECK(sym != nullptr) << dlerror();
IcuCleanupFn icu_cleanup_fn = reinterpret_cast<IcuCleanupFn>(sym);
(*icu_cleanup_fn)();
Runtime::Current()->GetHeap()->VerifyHeap(); // Check for heap corruption after the test
}
std::string CommonRuntimeTest::GetLibCoreDexFileName() {
return GetDexFileName("core-libart");
}
std::string CommonRuntimeTest::GetDexFileName(const std::string& jar_prefix) {
if (IsHost()) {
const char* host_dir = getenv("ANDROID_HOST_OUT");
CHECK(host_dir != nullptr);
return StringPrintf("%s/framework/%s-hostdex.jar", host_dir, jar_prefix.c_str());
}
return StringPrintf("%s/framework/%s.jar", GetAndroidRoot(), jar_prefix.c_str());
}
std::string CommonRuntimeTest::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::vector<std::unique_ptr<const DexFile>> CommonRuntimeTest::OpenTestDexFiles(const char* name) {
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";
std::string error_msg;
std::vector<std::unique_ptr<const DexFile>> dex_files;
bool success = DexFile::Open(filename.c_str(), filename.c_str(), &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> CommonRuntimeTest::OpenTestDexFile(const char* name) {
std::vector<std::unique_ptr<const DexFile>> vector = OpenTestDexFiles(name);
EXPECT_EQ(1U, vector.size());
return std::move(vector[0]);
}
jobject CommonRuntimeTest::LoadDex(const char* dex_name) {
std::vector<std::unique_ptr<const DexFile>> dex_files = OpenTestDexFiles(dex_name);
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());
class_linker_->RegisterDexFile(*dex_file);
loaded_dex_files_.push_back(std::move(dex_file));
}
Thread* self = Thread::Current();
JNIEnvExt* env = self->GetJniEnv();
ScopedLocalRef<jobject> class_loader_local(env,
env->AllocObject(WellKnownClasses::dalvik_system_PathClassLoader));
jobject class_loader = env->NewGlobalRef(class_loader_local.get());
self->SetClassLoaderOverride(class_loader_local.get());
Runtime::Current()->SetCompileTimeClassPath(class_loader, class_path);
return class_loader;
}
std::string CommonRuntimeTest::GetCoreFileLocation(const char* suffix) {
CHECK(suffix != nullptr);
std::string location;
if (IsHost()) {
const char* host_dir = getenv("ANDROID_HOST_OUT");
CHECK(host_dir != NULL);
location = StringPrintf("%s/framework/core.%s", host_dir, suffix);
} else {
location = StringPrintf("/data/art-test/core.%s", suffix);
}
return location;
}
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 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
namespace std {
template <typename T>
std::ostream& operator<<(std::ostream& os, const std::vector<T>& rhs) {
os << ::art::ToString(rhs);
return os;
}
} // namespace std