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// Copyright 2014 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 <stdlib.h>
#include "src/init/v8.h"
#include "test/cctest/cctest.h"
namespace {
static void Cleanup() {
CompileRun(
"delete object.x;"
"delete hidden_prototype.x;"
"delete object[Symbol.unscopables];"
"delete hidden_prototype[Symbol.unscopables];");
}
TEST(Unscopables) {
LocalContext context;
v8::Isolate* isolate = context->GetIsolate();
v8::HandleScope handle_scope(isolate);
v8::Local<v8::Context> current_context = isolate->GetCurrentContext();
v8::Local<v8::FunctionTemplate> t0 = v8::FunctionTemplate::New(isolate);
v8::Local<v8::FunctionTemplate> t1 = v8::FunctionTemplate::New(isolate);
v8::Local<v8::Object> object = t0->GetFunction(current_context)
.ToLocalChecked()
->NewInstance(current_context)
.ToLocalChecked();
v8::Local<v8::Object> hidden_prototype = t1->GetFunction(current_context)
.ToLocalChecked()
->NewInstance(current_context)
.ToLocalChecked();
CHECK(object->SetPrototype(current_context, hidden_prototype).FromJust());
context->Global()
->Set(current_context, v8_str("object"), object)
.FromMaybe(false);
context->Global()
->Set(current_context, v8_str("hidden_prototype"), hidden_prototype)
.FromMaybe(false);
CHECK_EQ(1, CompileRun("var result;"
"var x = 0;"
"object.x = 1;"
"with (object) {"
" result = x;"
"}"
"result")
->Int32Value(current_context)
.FromJust());
Cleanup();
CHECK_EQ(2, CompileRun("var result;"
"var x = 0;"
"hidden_prototype.x = 2;"
"with (object) {"
" result = x;"
"}"
"result")
->Int32Value(current_context)
.FromJust());
Cleanup();
CHECK_EQ(0, CompileRun("var result;"
"var x = 0;"
"object.x = 3;"
"object[Symbol.unscopables] = {x: true};"
"with (object) {"
" result = x;"
"}"
"result")
->Int32Value(current_context)
.FromJust());
Cleanup();
CHECK_EQ(0, CompileRun("var result;"
"var x = 0;"
"hidden_prototype.x = 4;"
"hidden_prototype[Symbol.unscopables] = {x: true};"
"with (object) {"
" result = x;"
"}"
"result")
->Int32Value(current_context)
.FromJust());
Cleanup();
CHECK_EQ(0, CompileRun("var result;"
"var x = 0;"
"object.x = 5;"
"hidden_prototype[Symbol.unscopables] = {x: true};"
"with (object) {"
" result = x;"
"}"
"result;")
->Int32Value(current_context)
.FromJust());
Cleanup();
CHECK_EQ(0, CompileRun("var result;"
"var x = 0;"
"hidden_prototype.x = 6;"
"object[Symbol.unscopables] = {x: true};"
"with (object) {"
" result = x;"
"}"
"result")
->Int32Value(current_context)
.FromJust());
}
} // namespace
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