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// Copyright 2008 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "include/v8.h"
#include "test/cctest/cctest.h"
#include "include/libplatform/libplatform.h"
#include "src/codegen/compiler.h"
#include "src/codegen/optimized-compilation-info.h"
#include "src/compiler/pipeline.h"
#include "src/debug/debug.h"
#include "src/objects/objects-inl.h"
#include "src/trap-handler/trap-handler.h"
#include "test/cctest/print-extension.h"
#include "test/cctest/profiler-extension.h"
#include "test/cctest/trace-extension.h"
#ifdef V8_USE_PERFETTO
#include "src/tracing/trace-event.h"
#endif // V8_USE_PERFETTO
#if V8_OS_WIN
#include <windows.h> // NOLINT
#if V8_CC_MSVC
#include <crtdbg.h>
#endif
#endif
enum InitializationState { kUnset, kUninitialized, kInitialized };
static InitializationState initialization_state_ = kUnset;
static bool disable_automatic_dispose_ = false;
CcTest* CcTest::last_ = nullptr;
bool CcTest::initialize_called_ = false;
v8::base::Atomic32 CcTest::isolate_used_ = 0;
v8::ArrayBuffer::Allocator* CcTest::allocator_ = nullptr;
v8::Isolate* CcTest::isolate_ = nullptr;
CcTest::CcTest(TestFunction* callback, const char* file, const char* name,
bool enabled, bool initialize)
: callback_(callback),
name_(name),
enabled_(enabled),
initialize_(initialize),
prev_(last_) {
// Find the base name of this test (const_cast required on Windows).
char *basename = strrchr(const_cast<char *>(file), '/');
if (!basename) {
basename = strrchr(const_cast<char *>(file), '\\');
}
if (!basename) {
basename = v8::internal::StrDup(file);
} else {
basename = v8::internal::StrDup(basename + 1);
}
// Drop the extension, if there is one.
char *extension = strrchr(basename, '.');
if (extension) *extension = 0;
// Install this test in the list of tests
file_ = basename;
prev_ = last_;
last_ = this;
}
void CcTest::Run() {
if (!initialize_) {
CHECK_NE(initialization_state_, kInitialized);
initialization_state_ = kUninitialized;
CHECK_NULL(CcTest::isolate_);
} else {
CHECK_NE(initialization_state_, kUninitialized);
initialization_state_ = kInitialized;
if (isolate_ == nullptr) {
v8::Isolate::CreateParams create_params;
create_params.array_buffer_allocator = allocator_;
isolate_ = v8::Isolate::New(create_params);
}
isolate_->Enter();
}
#ifdef DEBUG
const size_t active_isolates = i::Isolate::non_disposed_isolates();
#endif // DEBUG
callback_();
#ifdef DEBUG
// This DCHECK ensures that all Isolates are properly disposed after finishing
// the test. Stray Isolates lead to stray tasks in the platform which can
// interact weirdly when swapping in new platforms (for testing) or during
// shutdown.
DCHECK_EQ(active_isolates, i::Isolate::non_disposed_isolates());
#endif // DEBUG
if (initialize_) {
if (v8::Locker::IsActive()) {
v8::Locker locker(isolate_);
EmptyMessageQueues(isolate_);
} else {
EmptyMessageQueues(isolate_);
}
isolate_->Exit();
}
}
i::Heap* CcTest::heap() { return i_isolate()->heap(); }
i::ReadOnlyHeap* CcTest::read_only_heap() {
return i_isolate()->read_only_heap();
}
void CcTest::CollectGarbage(i::AllocationSpace space) {
heap()->CollectGarbage(space, i::GarbageCollectionReason::kTesting);
}
void CcTest::CollectAllGarbage(i::Isolate* isolate) {
i::Isolate* iso = isolate ? isolate : i_isolate();
iso->heap()->CollectAllGarbage(i::Heap::kNoGCFlags,
i::GarbageCollectionReason::kTesting);
}
void CcTest::CollectAllAvailableGarbage(i::Isolate* isolate) {
i::Isolate* iso = isolate ? isolate : i_isolate();
iso->heap()->CollectAllAvailableGarbage(i::GarbageCollectionReason::kTesting);
}
void CcTest::PreciseCollectAllGarbage(i::Isolate* isolate) {
i::Isolate* iso = isolate ? isolate : i_isolate();
iso->heap()->PreciseCollectAllGarbage(i::Heap::kNoGCFlags,
i::GarbageCollectionReason::kTesting);
}
v8::base::RandomNumberGenerator* CcTest::random_number_generator() {
return InitIsolateOnce()->random_number_generator();
}
v8::Local<v8::Object> CcTest::global() {
return isolate()->GetCurrentContext()->Global();
}
void CcTest::InitializeVM() {
CHECK(!v8::base::Relaxed_Load(&isolate_used_));
CHECK(!initialize_called_);
initialize_called_ = true;
v8::HandleScope handle_scope(CcTest::isolate());
v8::Context::New(CcTest::isolate())->Enter();
}
void CcTest::TearDown() {
if (isolate_ != nullptr) isolate_->Dispose();
}
v8::Local<v8::Context> CcTest::NewContext(CcTestExtensionFlags extension_flags,
v8::Isolate* isolate) {
const char* extension_names[kMaxExtensions];
int extension_count = 0;
for (int i = 0; i < kMaxExtensions; ++i) {
if (!extension_flags.contains(static_cast<CcTestExtensionId>(i))) continue;
extension_names[extension_count] = kExtensionName[i];
++extension_count;
}
v8::ExtensionConfiguration config(extension_count, extension_names);
v8::Local<v8::Context> context = v8::Context::New(isolate, &config);
CHECK(!context.IsEmpty());
return context;
}
void CcTest::DisableAutomaticDispose() {
CHECK_EQ(kUninitialized, initialization_state_);
disable_automatic_dispose_ = true;
}
LocalContext::~LocalContext() {
v8::HandleScope scope(isolate_);
v8::Local<v8::Context>::New(isolate_, context_)->Exit();
context_.Reset();
}
void LocalContext::Initialize(v8::Isolate* isolate,
v8::ExtensionConfiguration* extensions,
v8::Local<v8::ObjectTemplate> global_template,
v8::Local<v8::Value> global_object) {
v8::HandleScope scope(isolate);
v8::Local<v8::Context> context =
v8::Context::New(isolate, extensions, global_template, global_object);
context_.Reset(isolate, context);
context->Enter();
// We can't do this later perhaps because of a fatal error.
isolate_ = isolate;
}
// This indirection is needed because HandleScopes cannot be heap-allocated, and
// we don't want any unnecessary #includes in cctest.h.
class InitializedHandleScopeImpl {
public:
explicit InitializedHandleScopeImpl(i::Isolate* isolate)
: handle_scope_(isolate) {}
private:
i::HandleScope handle_scope_;
};
InitializedHandleScope::InitializedHandleScope()
: main_isolate_(CcTest::InitIsolateOnce()),
initialized_handle_scope_impl_(
new InitializedHandleScopeImpl(main_isolate_)) {}
InitializedHandleScope::~InitializedHandleScope() = default;
HandleAndZoneScope::HandleAndZoneScope()
: main_zone_(new i::Zone(&allocator_, ZONE_NAME)) {}
HandleAndZoneScope::~HandleAndZoneScope() = default;
i::Handle<i::JSFunction> Optimize(
i::Handle<i::JSFunction> function, i::Zone* zone, i::Isolate* isolate,
uint32_t flags, std::unique_ptr<i::compiler::JSHeapBroker>* out_broker) {
i::Handle<i::SharedFunctionInfo> shared(function->shared(), isolate);
i::IsCompiledScope is_compiled_scope(shared->is_compiled_scope());
CHECK(is_compiled_scope.is_compiled() ||
i::Compiler::Compile(function, i::Compiler::CLEAR_EXCEPTION,
&is_compiled_scope));
CHECK_NOT_NULL(zone);
i::OptimizedCompilationInfo info(zone, isolate, shared, function);
if (flags & i::OptimizedCompilationInfo::kInliningEnabled) {
info.MarkAsInliningEnabled();
}
CHECK(info.shared_info()->HasBytecodeArray());
i::JSFunction::EnsureFeedbackVector(function);
i::Handle<i::Code> code =
i::compiler::Pipeline::GenerateCodeForTesting(&info, isolate, out_broker)
.ToHandleChecked();
info.native_context().AddOptimizedCode(*code);
function->set_code(*code);
return function;
}
static void PrintTestList(CcTest* current) {
if (current == nullptr) return;
PrintTestList(current->prev());
printf("%s/%s\n", current->file(), current->name());
}
static void SuggestTestHarness(int tests) {
if (tests == 0) return;
printf("Running multiple tests in sequence is deprecated and may cause "
"bogus failure. Consider using tools/run-tests.py instead.\n");
}
int main(int argc, char* argv[]) {
#if V8_OS_WIN
UINT new_flags =
SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX | SEM_NOOPENFILEERRORBOX;
UINT existing_flags = SetErrorMode(new_flags);
SetErrorMode(existing_flags | new_flags);
#if V8_CC_MSVC
_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE);
_CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
_CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE);
_CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
_CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE);
_CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
_set_error_mode(_OUT_TO_STDERR);
#endif // V8_CC_MSVC
#endif // V8_OS_WIN
// hack to print cctest specific flags
for (int i = 1; i < argc; i++) {
char* arg = argv[i];
if ((strcmp(arg, "--help") == 0) || (strcmp(arg, "-h") == 0)) {
printf("Usage: %s [--list] [[V8_FLAGS] CCTEST]\n", argv[0]);
printf("\n");
printf("Options:\n");
printf(" --list: list all cctests\n");
printf(" CCTEST: cctest identfier returned by --list\n");
printf(" D8_FLAGS: see d8 output below\n");
printf("\n\n");
}
}
#ifdef V8_USE_PERFETTO
// Set up the in-process backend that the tracing controller will connect to.
perfetto::TracingInitArgs init_args;
init_args.backends = perfetto::BackendType::kInProcessBackend;
perfetto::Tracing::Initialize(init_args);
#endif // V8_USE_PERFETTO
v8::V8::InitializeICUDefaultLocation(argv[0]);
std::unique_ptr<v8::Platform> platform(v8::platform::NewDefaultPlatform());
v8::V8::InitializePlatform(platform.get());
v8::internal::FlagList::SetFlagsFromCommandLine(&argc, argv, true);
v8::V8::Initialize();
v8::V8::InitializeExternalStartupData(argv[0]);
if (V8_TRAP_HANDLER_SUPPORTED && i::FLAG_wasm_trap_handler) {
constexpr bool use_default_signal_handler = true;
CHECK(v8::V8::EnableWebAssemblyTrapHandler(use_default_signal_handler));
}
CcTest::set_array_buffer_allocator(
v8::ArrayBuffer::Allocator::NewDefaultAllocator());
v8::RegisterExtension(std::make_unique<i::PrintExtension>());
v8::RegisterExtension(std::make_unique<i::ProfilerExtension>());
v8::RegisterExtension(std::make_unique<i::TraceExtension>());
int tests_run = 0;
bool print_run_count = true;
for (int i = 1; i < argc; i++) {
char* arg = argv[i];
if (strcmp(arg, "--list") == 0) {
PrintTestList(CcTest::last());
print_run_count = false;
} else {
char* arg_copy = v8::internal::StrDup(arg);
char* testname = strchr(arg_copy, '/');
if (testname) {
// Split the string in two by nulling the slash and then run
// exact matches.
*testname = 0;
char* file = arg_copy;
char* name = testname + 1;
CcTest* test = CcTest::last();
while (test != nullptr) {
if (test->enabled()
&& strcmp(test->file(), file) == 0
&& strcmp(test->name(), name) == 0) {
SuggestTestHarness(tests_run++);
test->Run();
}
test = test->prev();
}
} else {
// Run all tests with the specified file or test name.
char* file_or_name = arg_copy;
CcTest* test = CcTest::last();
while (test != nullptr) {
if (test->enabled()
&& (strcmp(test->file(), file_or_name) == 0
|| strcmp(test->name(), file_or_name) == 0)) {
SuggestTestHarness(tests_run++);
test->Run();
}
test = test->prev();
}
}
v8::internal::DeleteArray<char>(arg_copy);
}
}
if (print_run_count && tests_run != 1)
printf("Ran %i tests.\n", tests_run);
CcTest::TearDown();
if (!disable_automatic_dispose_) v8::V8::Dispose();
v8::V8::ShutdownPlatform();
return 0;
}
RegisterThreadedTest* RegisterThreadedTest::first_ = nullptr;
int RegisterThreadedTest::count_ = 0;
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