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/*
* Copyright (C) 2011 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.
*/
#ifndef ART_RUNTIME_COMMON_RUNTIME_TEST_H_
#define ART_RUNTIME_COMMON_RUNTIME_TEST_H_
#include <dirent.h>
#include <dlfcn.h>
#include <stdlib.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <fstream>
#include "../../external/icu4c/common/unicode/uvernum.h"
#include "base/macros.h"
#include "base/stl_util.h"
#include "base/stringprintf.h"
#include "base/unix_file/fd_file.h"
#include "class_linker.h"
#include "dex_file-inl.h"
#include "entrypoints/entrypoint_utils.h"
#include "gc/heap.h"
#include "gtest/gtest.h"
#include "instruction_set.h"
#include "interpreter/interpreter.h"
#include "mirror/class_loader.h"
#include "noop_compiler_callbacks.h"
#include "oat_file.h"
#include "object_utils.h"
#include "os.h"
#include "runtime.h"
#include "scoped_thread_state_change.h"
#include "ScopedLocalRef.h"
#include "thread.h"
#include "utils.h"
#include "UniquePtr.h"
#include "verifier/method_verifier.h"
#include "verifier/method_verifier-inl.h"
#include "well_known_classes.h"
namespace art {
class ScratchFile {
public:
ScratchFile() {
filename_ = getenv("ANDROID_DATA");
filename_ += "/TmpFile-XXXXXX";
int fd = mkstemp(&filename_[0]);
CHECK_NE(-1, fd);
file_.reset(new File(fd, GetFilename()));
}
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()));
}
~ScratchFile() {
int unlink_result = unlink(filename_.c_str());
CHECK_EQ(0, unlink_result);
}
const std::string& GetFilename() const {
return filename_;
}
File* GetFile() const {
return file_.get();
}
int GetFd() const {
return file_->Fd();
}
private:
std::string filename_;
UniquePtr<File> file_;
};
class CommonRuntimeTest : public testing::Test {
public:
static void SetEnvironmentVariables(std::string& android_data) {
if (IsHost()) {
// $ANDROID_ROOT is set on the device, but not on the host.
// We need to set this so that icu4c can find its locale data.
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", root.c_str(), 1);
}
}
// On target, Cannot use /mnt/sdcard because it is mounted noexec, so use subdir of dalvik-cache
android_data = (IsHost() ? "/tmp/art-data-XXXXXX" : "/data/dalvik-cache/art-data-XXXXXX");
if (mkdtemp(&android_data[0]) == nullptr) {
PLOG(FATAL) << "mkdtemp(\"" << &android_data[0] << "\") failed";
}
setenv("ANDROID_DATA", android_data.c_str(), 1);
}
protected:
static bool IsHost() {
return !kIsTargetBuild;
}
virtual void SetUp() {
SetEnvironmentVariables(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 error_msg;
java_lang_dex_file_ = DexFile::Open(GetLibCoreDexFileName().c_str(),
GetLibCoreDexFileName().c_str(), &error_msg);
if (java_lang_dex_file_ == nullptr) {
LOG(FATAL) << "Could not open .dex file '" << GetLibCoreDexFileName() << "': "
<< error_msg << "\n";
}
boot_class_path_.push_back(java_lang_dex_file_);
std::string min_heap_string(StringPrintf("-Xms%zdm", gc::Heap::kDefaultInitialSize / MB));
std::string max_heap_string(StringPrintf("-Xmx%zdm", gc::Heap::kDefaultMaximumSize / MB));
Runtime::Options options;
options.push_back(std::make_pair("bootclasspath", &boot_class_path_));
options.push_back(std::make_pair("-Xcheck:jni", nullptr));
options.push_back(std::make_pair(min_heap_string.c_str(), nullptr));
options.push_back(std::make_pair(max_heap_string.c_str(), nullptr));
options.push_back(std::make_pair("compilercallbacks", &callbacks_));
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());
// 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
}
// Allow subclases such as CommonCompilerTest to add extra options.
virtual void SetUpRuntimeOptions(Runtime::Options *options) {}
virtual void TearDown() {
const char* android_data = getenv("ANDROID_DATA");
ASSERT_TRUE(android_data != nullptr);
DIR* dir = opendir(dalvik_cache_.c_str());
ASSERT_TRUE(dir != nullptr);
dirent* e;
while ((e = readdir(dir)) != nullptr) {
if ((strcmp(e->d_name, ".") == 0) || (strcmp(e->d_name, "..") == 0)) {
continue;
}
std::string filename(dalvik_cache_);
filename.push_back('/');
filename.append(e->d_name);
int unlink_result = unlink(filename.c_str());
ASSERT_EQ(0, unlink_result);
}
closedir(dir);
int rmdir_cache_result = rmdir(dalvik_cache_.c_str());
ASSERT_EQ(0, rmdir_cache_result);
int rmdir_data_result = rmdir(android_data_.c_str());
ASSERT_EQ(0, rmdir_data_result);
// 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);
IcuCleanupFn icu_cleanup_fn = reinterpret_cast<IcuCleanupFn>(sym);
(*icu_cleanup_fn)();
STLDeleteElements(&opened_dex_files_);
Runtime::Current()->GetHeap()->VerifyHeap(); // Check for heap corruption after the test
}
std::string GetLibCoreDexFileName() {
return GetDexFileName("core-libart");
}
std::string 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 GetTestAndroidRoot() {
if (IsHost()) {
const char* host_dir = getenv("ANDROID_HOST_OUT");
CHECK(host_dir != nullptr);
return host_dir;
}
return GetAndroidRoot();
}
const DexFile* OpenTestDexFile(const char* name) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
CHECK(name != nullptr);
std::string filename;
if (IsHost()) {
filename += getenv("ANDROID_HOST_OUT");
filename += "/framework/";
} else {
#ifdef __LP64__
filename += "/data/nativetest/art64/";
#else
filename += "/data/nativetest/art/";
#endif
}
filename += "art-test-dex-";
filename += name;
filename += ".jar";
std::string error_msg;
const DexFile* dex_file = DexFile::Open(filename.c_str(), filename.c_str(), &error_msg);
CHECK(dex_file != nullptr) << "Failed to open '" << filename << "': " << error_msg;
CHECK_EQ(PROT_READ, dex_file->GetPermissions());
CHECK(dex_file->IsReadOnly());
opened_dex_files_.push_back(dex_file);
return dex_file;
}
jobject LoadDex(const char* dex_name) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
const DexFile* dex_file = OpenTestDexFile(dex_name);
CHECK(dex_file != nullptr);
class_linker_->RegisterDexFile(*dex_file);
std::vector<const DexFile*> class_path;
class_path.push_back(dex_file);
ScopedObjectAccessUnchecked soa(Thread::Current());
ScopedLocalRef<jobject> class_loader_local(soa.Env(),
soa.Env()->AllocObject(WellKnownClasses::dalvik_system_PathClassLoader));
jobject class_loader = soa.Env()->NewGlobalRef(class_loader_local.get());
soa.Self()->SetClassLoaderOverride(soa.Decode<mirror::ClassLoader*>(class_loader_local.get()));
Runtime::Current()->SetCompileTimeClassPath(class_loader, class_path);
return class_loader;
}
std::string android_data_;
std::string dalvik_cache_;
const DexFile* java_lang_dex_file_; // owned by runtime_
std::vector<const DexFile*> boot_class_path_;
UniquePtr<Runtime> runtime_;
// Owned by the runtime
ClassLinker* class_linker_;
private:
NoopCompilerCallbacks callbacks_;
std::vector<const DexFile*> opened_dex_files_;
};
// Sets a CheckJni abort hook to catch failures. Note that this will cause CheckJNI to carry on
// rather than aborting, so be careful!
class CheckJniAbortCatcher {
public:
CheckJniAbortCatcher() : vm_(Runtime::Current()->GetJavaVM()) {
vm_->check_jni_abort_hook = Hook;
vm_->check_jni_abort_hook_data = &actual_;
}
~CheckJniAbortCatcher() {
vm_->check_jni_abort_hook = nullptr;
vm_->check_jni_abort_hook_data = nullptr;
EXPECT_TRUE(actual_.empty()) << actual_;
}
void 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();
}
private:
static void 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;
}
JavaVMExt* vm_;
std::string actual_;
DISALLOW_COPY_AND_ASSIGN(CheckJniAbortCatcher);
};
// TODO: These tests were disabled for portable when we went to having
// MCLinker link LLVM ELF output because we no longer just have code
// blobs in memory. We'll need to dlopen to load and relocate
// temporary output to resurrect these tests.
#define TEST_DISABLED_FOR_PORTABLE() \
if (kUsePortableCompiler) { \
printf("WARNING: TEST DISABLED FOR PORTABLE\n"); \
return; \
}
// TODO: When heap reference poisoning works with the compiler, get rid of this.
#define TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING() \
if (kPoisonHeapReferences) { \
printf("WARNING: TEST DISABLED FOR HEAP REFERENCE POISONING\n"); \
return; \
}
} // namespace art
namespace std {
// TODO: isn't gtest supposed to be able to print STL types for itself?
template <typename T>
std::ostream& operator<<(std::ostream& os, const std::vector<T>& rhs) {
os << ::art::ToString(rhs);
return os;
}
} // namespace std
#endif // ART_RUNTIME_COMMON_RUNTIME_TEST_H_