| // 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/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::FunctionTemplate> t0 = v8::FunctionTemplate::New(isolate); |
| v8::Local<v8::FunctionTemplate> t1 = v8::FunctionTemplate::New(isolate); |
| |
| t1->SetHiddenPrototype(true); |
| |
| v8::Local<v8::Object> object = t0->GetFunction()->NewInstance(); |
| v8::Local<v8::Object> hidden_prototype = t1->GetFunction()->NewInstance(); |
| |
| object->SetPrototype(hidden_prototype); |
| |
| context->Global()->Set(v8_str("object"), object); |
| context->Global()->Set(v8_str("hidden_prototype"), hidden_prototype); |
| |
| CHECK_EQ(1, CompileRun( |
| "var result;" |
| "var x = 0;" |
| "object.x = 1;" |
| "with (object) {" |
| " result = x;" |
| "}" |
| "result")->Int32Value()); |
| |
| Cleanup(); |
| CHECK_EQ(2, CompileRun( |
| "var result;" |
| "var x = 0;" |
| "hidden_prototype.x = 2;" |
| "with (object) {" |
| " result = x;" |
| "}" |
| "result")->Int32Value()); |
| |
| Cleanup(); |
| CHECK_EQ(0, CompileRun( |
| "var result;" |
| "var x = 0;" |
| "object.x = 3;" |
| "object[Symbol.unscopables] = {x: true};" |
| "with (object) {" |
| " result = x;" |
| "}" |
| "result")->Int32Value()); |
| |
| 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()); |
| |
| 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()); |
| |
| 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()); |
| } |
| } |