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v8/test/cctest/cctest.h
mstarzinger 6a20034d24 [presubmit] Fix whitespace/semicolon linter violations. 
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/1365803004

Cr-Commit-Position: refs/heads/master@{#30963}
2015-09-28 08:18:49 +00:00

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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.
#ifndef CCTEST_H_
#define CCTEST_H_
#include "include/libplatform/libplatform.h"
#include "src/isolate-inl.h" // TODO(everyone): Make cctest IWYU.
#include "src/objects-inl.h" // TODO(everyone): Make cctest IWYU.
#include "src/v8.h"
#ifndef TEST
#define TEST(Name) \
static void Test##Name(); \
CcTest register_test_##Name(Test##Name, __FILE__, #Name, NULL, true, true); \
static void Test##Name()
#endif
#ifndef UNINITIALIZED_TEST
#define UNINITIALIZED_TEST(Name) \
static void Test##Name(); \
CcTest register_test_##Name(Test##Name, __FILE__, #Name, NULL, true, false); \
static void Test##Name()
#endif
#ifndef DEPENDENT_TEST
#define DEPENDENT_TEST(Name, Dep) \
static void Test##Name(); \
CcTest register_test_##Name(Test##Name, __FILE__, #Name, #Dep, true, true); \
static void Test##Name()
#endif
#ifndef UNINITIALIZED_DEPENDENT_TEST
#define UNINITIALIZED_DEPENDENT_TEST(Name, Dep) \
static void Test##Name(); \
CcTest register_test_##Name(Test##Name, __FILE__, #Name, #Dep, true, false); \
static void Test##Name()
#endif
#ifndef DISABLED_TEST
#define DISABLED_TEST(Name) \
static void Test##Name(); \
CcTest register_test_##Name(Test##Name, __FILE__, #Name, NULL, false, true); \
static void Test##Name()
#endif
#define EXTENSION_LIST(V) \
V(GC_EXTENSION, "v8/gc") \
V(PRINT_EXTENSION, "v8/print") \
V(PROFILER_EXTENSION, "v8/profiler") \
V(TRACE_EXTENSION, "v8/trace")
#define DEFINE_EXTENSION_ID(Name, Ident) Name##_ID,
enum CcTestExtensionIds {
EXTENSION_LIST(DEFINE_EXTENSION_ID)
kMaxExtensions
};
#undef DEFINE_EXTENSION_ID
typedef v8::internal::EnumSet<CcTestExtensionIds> CcTestExtensionFlags;
#define DEFINE_EXTENSION_FLAG(Name, Ident) \
static const CcTestExtensionFlags Name(1 << Name##_ID);
static const CcTestExtensionFlags NO_EXTENSIONS(0);
static const CcTestExtensionFlags ALL_EXTENSIONS((1 << kMaxExtensions) - 1);
EXTENSION_LIST(DEFINE_EXTENSION_FLAG)
#undef DEFINE_EXTENSION_FLAG
class CcTest {
public:
typedef void (TestFunction)();
CcTest(TestFunction* callback, const char* file, const char* name,
const char* dependency, bool enabled, bool initialize);
~CcTest() { i::DeleteArray(file_); }
void Run();
static CcTest* last() { return last_; }
CcTest* prev() { return prev_; }
const char* file() { return file_; }
const char* name() { return name_; }
const char* dependency() { return dependency_; }
bool enabled() { return enabled_; }
static v8::Isolate* isolate() {
CHECK(isolate_ != NULL);
v8::base::NoBarrier_Store(&isolate_used_, 1);
return isolate_;
}
static i::Isolate* InitIsolateOnce() {
if (!initialize_called_) InitializeVM();
return i_isolate();
}
static i::Isolate* i_isolate() {
return reinterpret_cast<i::Isolate*>(isolate());
}
static i::Heap* heap() {
return i_isolate()->heap();
}
static v8::base::RandomNumberGenerator* random_number_generator() {
return InitIsolateOnce()->random_number_generator();
}
static v8::Local<v8::Object> global() {
return isolate()->GetCurrentContext()->Global();
}
static v8::ArrayBuffer::Allocator* array_buffer_allocator() {
return allocator_;
}
static void set_array_buffer_allocator(
v8::ArrayBuffer::Allocator* allocator) {
allocator_ = allocator;
}
// TODO(dcarney): Remove.
// This must be called first in a test.
static void InitializeVM() {
CHECK(!v8::base::NoBarrier_Load(&isolate_used_));
CHECK(!initialize_called_);
initialize_called_ = true;
v8::HandleScope handle_scope(CcTest::isolate());
v8::Context::New(CcTest::isolate())->Enter();
}
// Only for UNINITIALIZED_TESTs
static void DisableAutomaticDispose();
// Helper function to configure a context.
// Must be in a HandleScope.
static v8::Local<v8::Context> NewContext(
CcTestExtensionFlags extensions,
v8::Isolate* isolate = CcTest::isolate());
static void TearDown() {
if (isolate_ != NULL) isolate_->Dispose();
}
private:
friend int main(int argc, char** argv);
TestFunction* callback_;
const char* file_;
const char* name_;
const char* dependency_;
bool enabled_;
bool initialize_;
CcTest* prev_;
static CcTest* last_;
static v8::ArrayBuffer::Allocator* allocator_;
static v8::Isolate* isolate_;
static bool initialize_called_;
static v8::base::Atomic32 isolate_used_;
};
// Switches between all the Api tests using the threading support.
// In order to get a surprising but repeatable pattern of thread
// switching it has extra semaphores to control the order in which
// the tests alternate, not relying solely on the big V8 lock.
//
// A test is augmented with calls to ApiTestFuzzer::Fuzz() in its
// callbacks. This will have no effect when we are not running the
// thread fuzzing test. In the thread fuzzing test it will
// pseudorandomly select a successor thread and switch execution
// to that thread, suspending the current test.
class ApiTestFuzzer: public v8::base::Thread {
public:
void CallTest();
// The ApiTestFuzzer is also a Thread, so it has a Run method.
virtual void Run();
enum PartOfTest { FIRST_PART,
SECOND_PART,
THIRD_PART,
FOURTH_PART,
LAST_PART = FOURTH_PART };
static void SetUp(PartOfTest part);
static void RunAllTests();
static void TearDown();
// This method switches threads if we are running the Threading test.
// Otherwise it does nothing.
static void Fuzz();
private:
explicit ApiTestFuzzer(int num)
: Thread(Options("ApiTestFuzzer")),
test_number_(num),
gate_(0),
active_(true) {}
~ApiTestFuzzer() {}
static bool fuzzing_;
static int tests_being_run_;
static int current_;
static int active_tests_;
static bool NextThread();
int test_number_;
v8::base::Semaphore gate_;
bool active_;
void ContextSwitch();
static int GetNextTestNumber();
static v8::base::Semaphore all_tests_done_;
};
#define THREADED_TEST(Name) \
static void Test##Name(); \
RegisterThreadedTest register_##Name(Test##Name, #Name); \
/* */ TEST(Name)
class RegisterThreadedTest {
public:
explicit RegisterThreadedTest(CcTest::TestFunction* callback,
const char* name)
: fuzzer_(NULL), callback_(callback), name_(name) {
prev_ = first_;
first_ = this;
count_++;
}
static int count() { return count_; }
static RegisterThreadedTest* nth(int i) {
CHECK(i < count());
RegisterThreadedTest* current = first_;
while (i > 0) {
i--;
current = current->prev_;
}
return current;
}
CcTest::TestFunction* callback() { return callback_; }
ApiTestFuzzer* fuzzer_;
const char* name() { return name_; }
private:
static RegisterThreadedTest* first_;
static int count_;
CcTest::TestFunction* callback_;
RegisterThreadedTest* prev_;
const char* name_;
};
// A LocalContext holds a reference to a v8::Context.
class LocalContext {
public:
LocalContext(v8::Isolate* isolate, v8::ExtensionConfiguration* extensions = 0,
v8::Local<v8::ObjectTemplate> global_template =
v8::Local<v8::ObjectTemplate>(),
v8::Local<v8::Value> global_object = v8::Local<v8::Value>()) {
Initialize(isolate, extensions, global_template, global_object);
}
LocalContext(v8::ExtensionConfiguration* extensions = 0,
v8::Local<v8::ObjectTemplate> global_template =
v8::Local<v8::ObjectTemplate>(),
v8::Local<v8::Value> global_object = v8::Local<v8::Value>()) {
Initialize(CcTest::isolate(), extensions, global_template, global_object);
}
virtual ~LocalContext() {
v8::HandleScope scope(isolate_);
v8::Local<v8::Context>::New(isolate_, context_)->Exit();
context_.Reset();
}
v8::Context* operator->() {
return *reinterpret_cast<v8::Context**>(&context_);
}
v8::Context* operator*() { return operator->(); }
bool IsReady() { return !context_.IsEmpty(); }
v8::Local<v8::Context> local() {
return v8::Local<v8::Context>::New(isolate_, context_);
}
private:
void 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;
}
v8::Persistent<v8::Context> context_;
v8::Isolate* isolate_;
};
static inline uint16_t* AsciiToTwoByteString(const char* source) {
int array_length = i::StrLength(source) + 1;
uint16_t* converted = i::NewArray<uint16_t>(array_length);
for (int i = 0; i < array_length; i++) converted[i] = source[i];
return converted;
}
static inline v8::Local<v8::Value> v8_num(double x) {
return v8::Number::New(v8::Isolate::GetCurrent(), x);
}
static inline v8::Local<v8::String> v8_str(const char* x) {
return v8::String::NewFromUtf8(v8::Isolate::GetCurrent(), x,
v8::NewStringType::kNormal)
.ToLocalChecked();
}
static inline v8::Local<v8::Symbol> v8_symbol(const char* name) {
return v8::Symbol::New(v8::Isolate::GetCurrent(), v8_str(name));
}
static inline v8::Local<v8::Script> v8_compile(v8::Local<v8::String> x) {
v8::Local<v8::Script> result;
if (v8::Script::Compile(v8::Isolate::GetCurrent()->GetCurrentContext(), x)
.ToLocal(&result)) {
return result;
}
return v8::Local<v8::Script>();
}
static inline v8::Local<v8::Script> v8_compile(const char* x) {
return v8_compile(v8_str(x));
}
static inline v8::Local<v8::Script> CompileWithOrigin(
v8::Local<v8::String> source, v8::Local<v8::String> origin_url) {
v8::ScriptOrigin origin(origin_url);
v8::ScriptCompiler::Source script_source(source, origin);
return v8::ScriptCompiler::Compile(
v8::Isolate::GetCurrent()->GetCurrentContext(), &script_source)
.ToLocalChecked();
}
static inline v8::Local<v8::Script> CompileWithOrigin(
v8::Local<v8::String> source, const char* origin_url) {
return CompileWithOrigin(source, v8_str(origin_url));
}
static inline v8::Local<v8::Script> CompileWithOrigin(const char* source,
const char* origin_url) {
return CompileWithOrigin(v8_str(source), v8_str(origin_url));
}
// Helper functions that compile and run the source.
static inline v8::MaybeLocal<v8::Value> CompileRun(
v8::Local<v8::Context> context, const char* source) {
return v8::Script::Compile(context, v8_str(source))
.ToLocalChecked()
->Run(context);
}
static inline v8::Local<v8::Value> CompileRun(v8::Local<v8::String> source) {
v8::Local<v8::Value> result;
if (v8_compile(source)
->Run(v8::Isolate::GetCurrent()->GetCurrentContext())
.ToLocal(&result)) {
return result;
}
return v8::Local<v8::Value>();
}
// Helper functions that compile and run the source.
static inline v8::Local<v8::Value> CompileRun(const char* source) {
return CompileRun(v8_str(source));
}
static inline v8::Local<v8::Value> CompileRun(
v8::Local<v8::Context> context, v8::ScriptCompiler::Source* script_source,
v8::ScriptCompiler::CompileOptions options) {
v8::Local<v8::Value> result;
if (v8::ScriptCompiler::Compile(context, script_source, options)
.ToLocalChecked()
->Run(context)
.ToLocal(&result)) {
return result;
}
return v8::Local<v8::Value>();
}
static inline v8::Local<v8::Value> ParserCacheCompileRun(const char* source) {
// Compile once just to get the preparse data, then compile the second time
// using the data.
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::ScriptCompiler::Source script_source(v8_str(source));
v8::ScriptCompiler::Compile(context, &script_source,
v8::ScriptCompiler::kProduceParserCache)
.ToLocalChecked();
// Check whether we received cached data, and if so use it.
v8::ScriptCompiler::CompileOptions options =
script_source.GetCachedData() ? v8::ScriptCompiler::kConsumeParserCache
: v8::ScriptCompiler::kNoCompileOptions;
return CompileRun(context, &script_source, options);
}
// Helper functions that compile and run the source with given origin.
static inline v8::Local<v8::Value> CompileRunWithOrigin(const char* source,
const char* origin_url,
int line_number,
int column_number) {
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::ScriptOrigin origin(v8_str(origin_url),
v8::Integer::New(isolate, line_number),
v8::Integer::New(isolate, column_number));
v8::ScriptCompiler::Source script_source(v8_str(source), origin);
return CompileRun(context, &script_source,
v8::ScriptCompiler::CompileOptions());
}
static inline v8::Local<v8::Value> CompileRunWithOrigin(
v8::Local<v8::String> source, const char* origin_url) {
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::ScriptCompiler::Source script_source(
source, v8::ScriptOrigin(v8_str(origin_url)));
return CompileRun(context, &script_source,
v8::ScriptCompiler::CompileOptions());
}
static inline v8::Local<v8::Value> CompileRunWithOrigin(
const char* source, const char* origin_url) {
return CompileRunWithOrigin(v8_str(source), origin_url);
}
static inline void ExpectString(const char* code, const char* expected) {
v8::Local<v8::Value> result = CompileRun(code);
CHECK(result->IsString());
v8::String::Utf8Value utf8(result);
CHECK_EQ(0, strcmp(expected, *utf8));
}
static inline void ExpectInt32(const char* code, int expected) {
v8::Local<v8::Value> result = CompileRun(code);
CHECK(result->IsInt32());
CHECK_EQ(expected,
result->Int32Value(v8::Isolate::GetCurrent()->GetCurrentContext())
.FromJust());
}
static inline void ExpectBoolean(const char* code, bool expected) {
v8::Local<v8::Value> result = CompileRun(code);
CHECK(result->IsBoolean());
CHECK_EQ(expected,
result->BooleanValue(v8::Isolate::GetCurrent()->GetCurrentContext())
.FromJust());
}
static inline void ExpectTrue(const char* code) {
ExpectBoolean(code, true);
}
static inline void ExpectFalse(const char* code) {
ExpectBoolean(code, false);
}
static inline void ExpectObject(const char* code,
v8::Local<v8::Value> expected) {
v8::Local<v8::Value> result = CompileRun(code);
CHECK(result->SameValue(expected));
}
static inline void ExpectUndefined(const char* code) {
v8::Local<v8::Value> result = CompileRun(code);
CHECK(result->IsUndefined());
}
static inline void DisableInlineAllocationSteps(v8::internal::NewSpace* space) {
space->LowerInlineAllocationLimit(0);
}
// Helper function that simulates a full new-space in the heap.
static inline bool FillUpOnePage(v8::internal::NewSpace* space) {
DisableInlineAllocationSteps(space);
v8::internal::AllocationResult allocation = space->AllocateRawUnaligned(
v8::internal::Page::kMaxRegularHeapObjectSize);
if (allocation.IsRetry()) return false;
v8::internal::HeapObject* free_space = NULL;
CHECK(allocation.To(&free_space));
space->heap()->CreateFillerObjectAt(
free_space->address(), v8::internal::Page::kMaxRegularHeapObjectSize);
return true;
}
// Helper function that simulates a fill new-space in the heap.
static inline void AllocateAllButNBytes(v8::internal::NewSpace* space,
int extra_bytes) {
DisableInlineAllocationSteps(space);
int space_remaining = static_cast<int>(*space->allocation_limit_address() -
*space->allocation_top_address());
CHECK(space_remaining >= extra_bytes);
int new_linear_size = space_remaining - extra_bytes;
if (new_linear_size == 0) return;
v8::internal::AllocationResult allocation =
space->AllocateRawUnaligned(new_linear_size);
v8::internal::HeapObject* free_space = NULL;
CHECK(allocation.To(&free_space));
space->heap()->CreateFillerObjectAt(free_space->address(), new_linear_size);
}
static inline void FillCurrentPage(v8::internal::NewSpace* space) {
AllocateAllButNBytes(space, 0);
}
static inline void SimulateFullSpace(v8::internal::NewSpace* space) {
FillCurrentPage(space);
while (FillUpOnePage(space)) {
}
}
// Helper function that simulates a full old-space in the heap.
static inline void SimulateFullSpace(v8::internal::PagedSpace* space) {
space->EmptyAllocationInfo();
space->ResetFreeList();
space->ClearStats();
}
// Helper function that simulates many incremental marking steps until
// marking is completed.
static inline void SimulateIncrementalMarking(i::Heap* heap,
bool force_completion = true) {
i::MarkCompactCollector* collector = heap->mark_compact_collector();
i::IncrementalMarking* marking = heap->incremental_marking();
if (collector->sweeping_in_progress()) {
collector->EnsureSweepingCompleted();
}
CHECK(marking->IsMarking() || marking->IsStopped());
if (marking->IsStopped()) {
heap->StartIncrementalMarking();
}
CHECK(marking->IsMarking());
if (!force_completion) return;
while (!marking->IsComplete()) {
marking->Step(i::MB, i::IncrementalMarking::NO_GC_VIA_STACK_GUARD);
if (marking->IsReadyToOverApproximateWeakClosure()) {
marking->MarkObjectGroups();
}
}
CHECK(marking->IsComplete());
}
static void DummyDebugEventListener(
const v8::Debug::EventDetails& event_details) {}
static inline void EnableDebugger() {
v8::Debug::SetDebugEventListener(&DummyDebugEventListener);
}
static inline void DisableDebugger() { v8::Debug::SetDebugEventListener(NULL); }
static inline void EmptyMessageQueues(v8::Isolate* isolate) {
while (v8::platform::PumpMessageLoop(v8::internal::V8::GetCurrentPlatform(),
isolate)) {
}
}
class InitializedHandleScope {
public:
InitializedHandleScope()
: main_isolate_(CcTest::InitIsolateOnce()),
handle_scope_(main_isolate_) {}
// Prefixing the below with main_ reduces a lot of naming clashes.
i::Isolate* main_isolate() { return main_isolate_; }
private:
i::Isolate* main_isolate_;
i::HandleScope handle_scope_;
};
class HandleAndZoneScope : public InitializedHandleScope {
public:
HandleAndZoneScope() {}
// Prefixing the below with main_ reduces a lot of naming clashes.
i::Zone* main_zone() { return &main_zone_; }
private:
i::Zone main_zone_;
};
#endif // ifndef CCTEST_H_
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