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62719c5fd2
PR-URL: https://github.com/nodejs/node/pull/40178 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
104 lines
3.5 KiB
C++
104 lines
3.5 KiB
C++
// Copyright 2021 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "include/v8-exception.h"
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#include "include/v8-local-handle.h"
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#include "include/v8-object.h"
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#include "include/v8-primitive.h"
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#include "include/v8-template.h"
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#include "src/api/api.h"
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#include "src/objects/objects-inl.h"
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#include "test/unittests/test-utils.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace v8 {
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namespace debug {
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namespace {
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using DebugPropertyIteratorTest = TestWithContext;
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TEST_F(DebugPropertyIteratorTest, WalksPrototypeChain) {
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TryCatch try_catch(isolate());
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Local<Object> object = Object::New(isolate());
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ASSERT_TRUE(object
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->CreateDataProperty(
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context(),
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String::NewFromUtf8Literal(isolate(), "own_property"),
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Number::New(isolate(), 42))
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.FromMaybe(false));
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Local<Object> prototype = Object::New(isolate());
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ASSERT_TRUE(object->SetPrototype(context(), prototype).FromMaybe(false));
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ASSERT_TRUE(prototype
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->CreateDataProperty(context(),
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String::NewFromUtf8Literal(
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isolate(), "prototype_property"),
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Number::New(isolate(), 21))
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.FromMaybe(false));
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auto iterator = PropertyIterator::Create(context(), object);
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ASSERT_NE(iterator, nullptr);
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ASSERT_FALSE(iterator->Done());
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EXPECT_TRUE(iterator->is_own());
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char name_buffer[100];
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iterator->name().As<v8::String>()->WriteUtf8(isolate(), name_buffer);
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EXPECT_EQ("own_property", std::string(name_buffer));
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ASSERT_TRUE(iterator->Advance().FromMaybe(false));
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ASSERT_FALSE(iterator->Done());
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EXPECT_TRUE(iterator->is_own());
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iterator->name().As<v8::String>()->WriteUtf8(isolate(), name_buffer);
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EXPECT_EQ("own_property", std::string(name_buffer));
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ASSERT_TRUE(iterator->Advance().FromMaybe(false));
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ASSERT_FALSE(iterator->Done());
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EXPECT_FALSE(iterator->is_own());
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iterator->name().As<v8::String>()->WriteUtf8(isolate(), name_buffer);
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EXPECT_EQ("prototype_property", std::string(name_buffer));
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ASSERT_TRUE(iterator->Advance().FromMaybe(false));
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ASSERT_FALSE(iterator->Done());
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}
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bool may_access = true;
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bool AccessCheck(Local<Context> accessing_context,
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Local<Object> accessed_object, Local<Value> data) {
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return may_access;
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}
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TEST_F(DebugPropertyIteratorTest, DoestWalksPrototypeChainIfInaccesible) {
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TryCatch try_catch(isolate());
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Local<ObjectTemplate> object_template = ObjectTemplate::New(isolate());
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object_template->SetAccessCheckCallback(AccessCheck);
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Local<Object> object =
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object_template->NewInstance(context()).ToLocalChecked();
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ASSERT_TRUE(object
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->CreateDataProperty(
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context(),
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String::NewFromUtf8Literal(isolate(), "own_property"),
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Number::New(isolate(), 42))
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.FromMaybe(false));
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auto iterator = PropertyIterator::Create(context(), object);
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may_access = false;
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ASSERT_NE(iterator, nullptr);
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ASSERT_FALSE(iterator->Done());
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EXPECT_TRUE(iterator->is_own());
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char name_buffer[100];
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iterator->name().As<v8::String>()->WriteUtf8(isolate(), name_buffer);
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EXPECT_EQ("own_property", std::string(name_buffer));
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ASSERT_TRUE(iterator->Advance().FromMaybe(false));
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ASSERT_TRUE(iterator->Done());
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}
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} // namespace
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} // namespace debug
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} // namespace v8
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