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// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "include/v8.h"
#include "test/unittests/test-utils.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace v8 {
namespace {
using InterceptorTest = TestWithContext;
void NamedGetter(Local<Name> property,
const PropertyCallbackInfo<Value>& info) {}
TEST_F(InterceptorTest, FreezeApiObjectWithInterceptor) {
TryCatch try_catch(isolate());
Local<FunctionTemplate> tmpl = FunctionTemplate::New(isolate());
tmpl->InstanceTemplate()->SetHandler(
NamedPropertyHandlerConfiguration(NamedGetter));
Local<Function> ctor = tmpl->GetFunction(context()).ToLocalChecked();
Local<Object> obj = ctor->NewInstance(context()).ToLocalChecked();
ASSERT_TRUE(
obj->SetIntegrityLevel(context(), IntegrityLevel::kFrozen).IsNothing());
ASSERT_TRUE(try_catch.HasCaught());
}
} // namespace
namespace internal {
namespace {
class InterceptorLoggingTest : public TestWithNativeContext {
public:
InterceptorLoggingTest() {}
static const int kTestIndex = 0;
static void NamedPropertyGetter(Local<v8::Name> name,
const v8::PropertyCallbackInfo<Value>& info) {
LogCallback(info, "named getter");
}
static void NamedPropertySetter(Local<v8::Name> name, Local<v8::Value> value,
const v8::PropertyCallbackInfo<Value>& info) {
LogCallback(info, "named setter");
}
static void NamedPropertyQuery(
Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Integer>& info) {
LogCallback(info, "named query");
}
static void NamedPropertyDeleter(
Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Boolean>& info) {
LogCallback(info, "named deleter");
}
static void NamedPropertyEnumerator(
const v8::PropertyCallbackInfo<Array>& info) {
LogCallback(info, "named enumerator");
}
static void NamedPropertyDefiner(
Local<v8::Name> name, const v8::PropertyDescriptor& desc,
const v8::PropertyCallbackInfo<Value>& info) {
LogCallback(info, "named definer");
}
static void NamedPropertyDescriptor(
Local<v8::Name> name, const v8::PropertyCallbackInfo<Value>& info) {
LogCallback(info, "named descriptor");
}
static void IndexedPropertyGetter(
uint32_t index, const v8::PropertyCallbackInfo<Value>& info) {
LogCallback(info, "indexed getter");
}
static void IndexedPropertySetter(
uint32_t index, Local<v8::Value> value,
const v8::PropertyCallbackInfo<Value>& info) {
LogCallback(info, "indexed setter");
}
static void IndexedPropertyQuery(
uint32_t index, const v8::PropertyCallbackInfo<v8::Integer>& info) {
LogCallback(info, "indexed query");
}
static void IndexedPropertyDeleter(
uint32_t index, const v8::PropertyCallbackInfo<v8::Boolean>& info) {
LogCallback(info, "indexed deleter");
}
static void IndexedPropertyEnumerator(
const v8::PropertyCallbackInfo<Array>& info) {
LogCallback(info, "indexed enumerator");
}
static void IndexedPropertyDefiner(
uint32_t index, const v8::PropertyDescriptor& desc,
const v8::PropertyCallbackInfo<Value>& info) {
LogCallback(info, "indexed definer");
}
static void IndexedPropertyDescriptor(
uint32_t index, const v8::PropertyCallbackInfo<Value>& info) {
LogCallback(info, "indexed descriptor");
}
template <class T>
static void LogCallback(const v8::PropertyCallbackInfo<T>& info,
const char* callback_name) {
InterceptorLoggingTest* test = reinterpret_cast<InterceptorLoggingTest*>(
info.This()->GetAlignedPointerFromInternalField(kTestIndex));
test->Log(callback_name);
}
void Log(const char* callback_name) {
if (log_is_empty_) {
log_is_empty_ = false;
} else {
log_ << ", ";
}
log_ << callback_name;
}
protected:
void SetUp() override {
// Set up the object that supports full interceptors.
v8::Local<v8::ObjectTemplate> templ = v8::ObjectTemplate::New(v8_isolate());
templ->SetInternalFieldCount(1);
templ->SetHandler(v8::NamedPropertyHandlerConfiguration(
NamedPropertyGetter, NamedPropertySetter, NamedPropertyQuery,
NamedPropertyDeleter, NamedPropertyEnumerator, NamedPropertyDefiner,
NamedPropertyDescriptor));
templ->SetHandler(v8::IndexedPropertyHandlerConfiguration(
IndexedPropertyGetter, IndexedPropertySetter, IndexedPropertyQuery,
IndexedPropertyDeleter, IndexedPropertyEnumerator,
IndexedPropertyDefiner, IndexedPropertyDescriptor));
v8::Local<v8::Object> instance =
templ->NewInstance(context()).ToLocalChecked();
instance->SetAlignedPointerInInternalField(kTestIndex, this);
SetGlobalProperty("obj", instance);
}
std::string Run(const char* script) {
log_is_empty_ = true;
log_.str(std::string());
log_.clear();
RunJS(script);
return log_.str();
}
private:
bool log_is_empty_ = false;
std::stringstream log_;
};
TEST_F(InterceptorLoggingTest, DispatchTest) {
EXPECT_EQ(Run("for (var p in obj) {}"),
"indexed enumerator, named enumerator");
EXPECT_EQ(Run("Object.keys(obj)"), "indexed enumerator, named enumerator");
EXPECT_EQ(Run("obj.foo"), "named getter");
EXPECT_EQ(Run("obj[42]"), "indexed getter");
EXPECT_EQ(Run("obj.foo = null"), "named setter");
EXPECT_EQ(Run("obj[42] = null"), "indexed setter");
EXPECT_EQ(Run("Object.getOwnPropertyDescriptor(obj, 'foo')"),
"named descriptor");
EXPECT_EQ(Run("Object.getOwnPropertyDescriptor(obj, 42)"),
"indexed descriptor");
EXPECT_EQ(Run("Object.defineProperty(obj, 'foo', {value: 42})"),
"named descriptor, named definer, named setter");
EXPECT_EQ(Run("Object.defineProperty(obj, 'foo', {get(){} })"),
"named descriptor, named definer");
EXPECT_EQ(Run("Object.defineProperty(obj, 'foo', {set(value){}})"),
"named descriptor, named definer");
EXPECT_EQ(Run("Object.defineProperty(obj, 'foo', {get(){}, set(value){}})"),
"named descriptor, named definer");
EXPECT_EQ(Run("Object.defineProperty(obj, 42, {value: 'foo'})"),
"indexed descriptor, "
// then attempt definer first and fallback to setter.
"indexed definer, indexed setter");
EXPECT_EQ(Run("Object.prototype.propertyIsEnumerable.call(obj, 'a')"),
"named query");
EXPECT_EQ(Run("Object.prototype.propertyIsEnumerable.call(obj, 42)"),
"indexed query");
EXPECT_EQ(Run("Object.prototype.hasOwnProperty.call(obj, 'a')"),
"named query");
// TODO(cbruni): Fix once hasOnwProperty is fixed (https://crbug.com/872628)
EXPECT_EQ(Run("Object.prototype.hasOwnProperty.call(obj, '42')"), "");
}
} // namespace
} // namespace internal
} // namespace v8
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