| // Copyright 2018 The PDFium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "fxjs/cfx_v8.h" |
| |
| #include <math.h> |
| |
| #include <memory> |
| |
| #include "testing/fxv8_unittest.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "v8/include/v8-container.h" |
| #include "v8/include/v8-context.h" |
| #include "v8/include/v8-date.h" |
| #include "v8/include/v8-isolate.h" |
| |
| namespace { |
| bool getter_sentinel = false; |
| bool setter_sentinel = false; |
| } // namespace |
| |
| class CFXV8UnitTest : public FXV8UnitTest { |
| public: |
| CFXV8UnitTest() = default; |
| ~CFXV8UnitTest() override = default; |
| |
| // FXV8UnitTest: |
| void SetUp() override { |
| FXV8UnitTest::SetUp(); |
| cfx_v8_ = std::make_unique<CFX_V8>(isolate()); |
| } |
| |
| CFX_V8* cfx_v8() const { return cfx_v8_.get(); } |
| |
| protected: |
| std::unique_ptr<CFX_V8> cfx_v8_; |
| }; |
| |
| TEST_F(CFXV8UnitTest, EmptyLocal) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| v8::Local<v8::Value> empty; |
| EXPECT_FALSE(cfx_v8()->ToBoolean(empty)); |
| EXPECT_EQ(0, cfx_v8()->ToInt32(empty)); |
| EXPECT_EQ(0.0, cfx_v8()->ToDouble(empty)); |
| EXPECT_EQ("", cfx_v8()->ToByteString(empty)); |
| EXPECT_EQ(L"", cfx_v8()->ToWideString(empty)); |
| EXPECT_TRUE(cfx_v8()->ToObject(empty).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->ToArray(empty).IsEmpty()); |
| |
| // Can't set properties on empty objects, but does not fault. |
| v8::Local<v8::Value> marker = cfx_v8()->NewNumber(2); |
| v8::Local<v8::Object> empty_object; |
| cfx_v8()->PutObjectProperty(empty_object, "clams", marker); |
| EXPECT_TRUE(cfx_v8()->GetObjectProperty(empty_object, "clams").IsEmpty()); |
| EXPECT_EQ(0u, cfx_v8()->GetObjectPropertyNames(empty_object).size()); |
| |
| // Can't set elements in empty arrays, but does not fault. |
| v8::Local<v8::Array> empty_array; |
| cfx_v8()->PutArrayElement(empty_array, 0, marker); |
| EXPECT_TRUE(cfx_v8()->GetArrayElement(empty_array, 0).IsEmpty()); |
| EXPECT_EQ(0u, cfx_v8()->GetArrayLength(empty_array)); |
| } |
| |
| TEST_F(CFXV8UnitTest, NewNull) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| auto nullz = cfx_v8()->NewNull(); |
| EXPECT_FALSE(cfx_v8()->ToBoolean(nullz)); |
| EXPECT_EQ(0, cfx_v8()->ToInt32(nullz)); |
| EXPECT_EQ(0.0, cfx_v8()->ToDouble(nullz)); |
| EXPECT_EQ("null", cfx_v8()->ToByteString(nullz)); |
| EXPECT_EQ(L"null", cfx_v8()->ToWideString(nullz)); |
| EXPECT_TRUE(cfx_v8()->ToObject(nullz).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->ToArray(nullz).IsEmpty()); |
| } |
| |
| TEST_F(CFXV8UnitTest, NewUndefined) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| auto undef = cfx_v8()->NewUndefined(); |
| EXPECT_FALSE(cfx_v8()->ToBoolean(undef)); |
| EXPECT_EQ(0, cfx_v8()->ToInt32(undef)); |
| EXPECT_TRUE(isnan(cfx_v8()->ToDouble(undef))); |
| EXPECT_EQ("undefined", cfx_v8()->ToByteString(undef)); |
| EXPECT_EQ(L"undefined", cfx_v8()->ToWideString(undef)); |
| EXPECT_TRUE(cfx_v8()->ToObject(undef).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->ToArray(undef).IsEmpty()); |
| } |
| |
| TEST_F(CFXV8UnitTest, NewBoolean) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| auto boolz = cfx_v8()->NewBoolean(true); |
| EXPECT_TRUE(cfx_v8()->ToBoolean(boolz)); |
| EXPECT_EQ(1, cfx_v8()->ToInt32(boolz)); |
| EXPECT_EQ(1.0, cfx_v8()->ToDouble(boolz)); |
| EXPECT_EQ("true", cfx_v8()->ToByteString(boolz)); |
| EXPECT_EQ(L"true", cfx_v8()->ToWideString(boolz)); |
| EXPECT_TRUE(cfx_v8()->ToObject(boolz).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->ToArray(boolz).IsEmpty()); |
| |
| boolz = cfx_v8()->NewBoolean(false); |
| EXPECT_FALSE(cfx_v8()->ToBoolean(boolz)); |
| EXPECT_EQ(0, cfx_v8()->ToInt32(boolz)); |
| EXPECT_EQ(0.0, cfx_v8()->ToDouble(boolz)); |
| EXPECT_EQ("false", cfx_v8()->ToByteString(boolz)); |
| EXPECT_EQ(L"false", cfx_v8()->ToWideString(boolz)); |
| EXPECT_TRUE(cfx_v8()->ToObject(boolz).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->ToArray(boolz).IsEmpty()); |
| } |
| |
| TEST_F(CFXV8UnitTest, NewNumber) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| auto num = cfx_v8()->NewNumber(42.1); |
| EXPECT_TRUE(cfx_v8()->ToBoolean(num)); |
| EXPECT_EQ(42, cfx_v8()->ToInt32(num)); |
| EXPECT_EQ(42.1, cfx_v8()->ToDouble(num)); |
| EXPECT_EQ("42.1", cfx_v8()->ToByteString(num)); |
| EXPECT_EQ(L"42.1", cfx_v8()->ToWideString(num)); |
| EXPECT_TRUE(cfx_v8()->ToObject(num).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->ToArray(num).IsEmpty()); |
| } |
| |
| TEST_F(CFXV8UnitTest, NewString) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| auto str = cfx_v8()->NewString("123"); |
| EXPECT_TRUE(cfx_v8()->ToBoolean(str)); |
| EXPECT_EQ(123, cfx_v8()->ToInt32(str)); |
| EXPECT_EQ(123, cfx_v8()->ToDouble(str)); |
| EXPECT_EQ("123", cfx_v8()->ToByteString(str)); |
| EXPECT_EQ(L"123", cfx_v8()->ToWideString(str)); |
| EXPECT_TRUE(cfx_v8()->ToObject(str).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->ToArray(str).IsEmpty()); |
| |
| auto str2 = cfx_v8()->NewString(L"123"); |
| EXPECT_TRUE(cfx_v8()->ToBoolean(str2)); |
| EXPECT_EQ(123, cfx_v8()->ToInt32(str2)); |
| EXPECT_EQ(123, cfx_v8()->ToDouble(str2)); |
| EXPECT_EQ("123", cfx_v8()->ToByteString(str2)); |
| EXPECT_EQ(L"123", cfx_v8()->ToWideString(str2)); |
| EXPECT_TRUE(cfx_v8()->ToObject(str2).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->ToArray(str2).IsEmpty()); |
| } |
| |
| TEST_F(CFXV8UnitTest, NewDate) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| auto date = cfx_v8()->NewDate(1111111111); |
| EXPECT_TRUE(cfx_v8()->ToBoolean(date)); |
| EXPECT_EQ(1111111111, cfx_v8()->ToInt32(date)); |
| EXPECT_EQ(1111111111.0, cfx_v8()->ToDouble(date)); |
| EXPECT_NE("", cfx_v8()->ToByteString(date)); // exact format varies. |
| EXPECT_NE(L"", cfx_v8()->ToWideString(date)); // exact format varies. |
| EXPECT_TRUE(cfx_v8()->ToObject(date)->IsObject()); |
| EXPECT_TRUE(cfx_v8()->ToArray(date).IsEmpty()); |
| } |
| |
| TEST_F(CFXV8UnitTest, NewArray) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| auto array = cfx_v8()->NewArray(); |
| EXPECT_EQ(0u, cfx_v8()->GetArrayLength(array)); |
| EXPECT_FALSE(cfx_v8()->GetArrayElement(array, 2).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->GetArrayElement(array, 2)->IsUndefined()); |
| EXPECT_EQ(0u, cfx_v8()->GetArrayLength(array)); |
| |
| cfx_v8()->PutArrayElement(array, 3, cfx_v8()->NewNumber(12)); |
| EXPECT_FALSE(cfx_v8()->GetArrayElement(array, 2).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->GetArrayElement(array, 2)->IsUndefined()); |
| EXPECT_FALSE(cfx_v8()->GetArrayElement(array, 3).IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->GetArrayElement(array, 3)->IsNumber()); |
| EXPECT_EQ(4u, cfx_v8()->GetArrayLength(array)); |
| |
| EXPECT_TRUE(cfx_v8()->ToBoolean(array)); |
| EXPECT_EQ(0, cfx_v8()->ToInt32(array)); |
| double d = cfx_v8()->ToDouble(array); |
| EXPECT_NE(d, d); // i.e. NaN. |
| EXPECT_EQ(L",,,12", cfx_v8()->ToWideString(array)); |
| EXPECT_TRUE(cfx_v8()->ToObject(array)->IsObject()); |
| EXPECT_TRUE(cfx_v8()->ToArray(array)->IsArray()); |
| } |
| |
| TEST_F(CFXV8UnitTest, NewObject) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Context::Scope context_scope(v8::Context::New(isolate())); |
| |
| auto object = cfx_v8()->NewObject(); |
| ASSERT_FALSE(object.IsEmpty()); |
| EXPECT_EQ(0u, cfx_v8()->GetObjectPropertyNames(object).size()); |
| EXPECT_FALSE(cfx_v8()->GetObjectProperty(object, "clams").IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->GetObjectProperty(object, "clams")->IsUndefined()); |
| EXPECT_EQ(0u, cfx_v8()->GetObjectPropertyNames(object).size()); |
| |
| cfx_v8()->PutObjectProperty(object, "clams", cfx_v8()->NewNumber(12)); |
| EXPECT_FALSE(cfx_v8()->GetObjectProperty(object, "clams").IsEmpty()); |
| EXPECT_TRUE(cfx_v8()->GetObjectProperty(object, "clams")->IsNumber()); |
| EXPECT_EQ(1u, cfx_v8()->GetObjectPropertyNames(object).size()); |
| EXPECT_EQ(L"clams", cfx_v8()->GetObjectPropertyNames(object)[0]); |
| |
| EXPECT_TRUE(cfx_v8()->ToBoolean(object)); |
| EXPECT_EQ(0, cfx_v8()->ToInt32(object)); |
| double d = cfx_v8()->ToDouble(object); |
| EXPECT_NE(d, d); // i.e. NaN. |
| EXPECT_EQ(L"[object Object]", cfx_v8()->ToWideString(object)); |
| EXPECT_TRUE(cfx_v8()->ToObject(object)->IsObject()); |
| EXPECT_TRUE(cfx_v8()->ToArray(object).IsEmpty()); |
| } |
| |
| TEST_F(CFXV8UnitTest, ThrowFromGetter) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Local<v8::Context> context = v8::Context::New(isolate()); |
| v8::Context::Scope context_scope(context); |
| |
| v8::Local<v8::Object> object = cfx_v8()->NewObject(); |
| v8::Local<v8::String> name = cfx_v8()->NewString("clams"); |
| EXPECT_TRUE(object |
| ->SetNativeDataProperty( |
| context, name, |
| [](v8::Local<v8::Name> property, |
| const v8::PropertyCallbackInfo<v8::Value>& info) { |
| getter_sentinel = true; |
| info.GetIsolate()->ThrowException(property); |
| }) |
| .FromJust()); |
| getter_sentinel = false; |
| EXPECT_TRUE(cfx_v8()->GetObjectProperty(object, "clams").IsEmpty()); |
| EXPECT_TRUE(getter_sentinel); |
| } |
| |
| TEST_F(CFXV8UnitTest, ThrowFromSetter) { |
| v8::Isolate::Scope isolate_scope(isolate()); |
| v8::HandleScope handle_scope(isolate()); |
| v8::Local<v8::Context> context = v8::Context::New(isolate()); |
| v8::Context::Scope context_scope(context); |
| |
| v8::Local<v8::Object> object = cfx_v8()->NewObject(); |
| v8::Local<v8::String> name = cfx_v8()->NewString("clams"); |
| EXPECT_TRUE( |
| object |
| ->SetNativeDataProperty( |
| context, name, nullptr, |
| [](v8::Local<v8::Name> property, v8::Local<v8::Value> value, |
| const v8::PropertyCallbackInfo<void>& info) { |
| setter_sentinel = true; |
| info.GetIsolate()->ThrowException(property); |
| }) |
| .FromJust()); |
| setter_sentinel = false; |
| cfx_v8()->PutObjectProperty(object, "clams", name); |
| EXPECT_TRUE(setter_sentinel); |
| } |