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| 1 // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include <stdlib.h> |
| 6 |
| 7 #include "src/v8.h" |
| 8 #include "test/cctest/cctest.h" |
| 9 |
| 10 namespace { |
| 11 |
| 12 |
| 13 static void Cleanup() { |
| 14 CompileRun( |
| 15 "delete object.x;" |
| 16 "delete hidden_prototype.x;" |
| 17 "delete object[Symbol.unscopables];" |
| 18 "delete hidden_prototype[Symbol.unscopables];"); |
| 19 } |
| 20 |
| 21 |
| 22 TEST(Unscopables) { |
| 23 i::FLAG_harmony_unscopables = true; |
| 24 |
| 25 LocalContext context; |
| 26 v8::Isolate* isolate = context->GetIsolate(); |
| 27 v8::HandleScope handle_scope(isolate); |
| 28 |
| 29 v8::Local<v8::FunctionTemplate> t0 = v8::FunctionTemplate::New(isolate); |
| 30 v8::Local<v8::FunctionTemplate> t1 = v8::FunctionTemplate::New(isolate); |
| 31 |
| 32 t1->SetHiddenPrototype(true); |
| 33 |
| 34 v8::Local<v8::Object> object = t0->GetFunction()->NewInstance(); |
| 35 v8::Local<v8::Object> hidden_prototype = t1->GetFunction()->NewInstance(); |
| 36 |
| 37 object->SetPrototype(hidden_prototype); |
| 38 |
| 39 context->Global()->Set(v8_str("object"), object); |
| 40 context->Global()->Set(v8_str("hidden_prototype"), hidden_prototype); |
| 41 |
| 42 CHECK_EQ(1, CompileRun( |
| 43 "var result;" |
| 44 "var x = 0;" |
| 45 "object.x = 1;" |
| 46 "with (object) {" |
| 47 " result = x;" |
| 48 "}" |
| 49 "result")->Int32Value()); |
| 50 |
| 51 Cleanup(); |
| 52 CHECK_EQ(2, CompileRun( |
| 53 "var result;" |
| 54 "var x = 0;" |
| 55 "hidden_prototype.x = 2;" |
| 56 "with (object) {" |
| 57 " result = x;" |
| 58 "}" |
| 59 "result")->Int32Value()); |
| 60 |
| 61 Cleanup(); |
| 62 CHECK_EQ(0, CompileRun( |
| 63 "var result;" |
| 64 "var x = 0;" |
| 65 "object.x = 3;" |
| 66 "object[Symbol.unscopables] = {x: true};" |
| 67 "with (object) {" |
| 68 " result = x;" |
| 69 "}" |
| 70 "result")->Int32Value()); |
| 71 |
| 72 Cleanup(); |
| 73 CHECK_EQ(0, CompileRun( |
| 74 "var result;" |
| 75 "var x = 0;" |
| 76 "hidden_prototype.x = 4;" |
| 77 "hidden_prototype[Symbol.unscopables] = {x: true};" |
| 78 "with (object) {" |
| 79 " result = x;" |
| 80 "}" |
| 81 "result")->Int32Value()); |
| 82 |
| 83 Cleanup(); |
| 84 CHECK_EQ(0, CompileRun( |
| 85 "var result;" |
| 86 "var x = 0;" |
| 87 "object.x = 5;" |
| 88 "hidden_prototype[Symbol.unscopables] = {x: true};" |
| 89 "with (object) {" |
| 90 " result = x;" |
| 91 "}" |
| 92 "result;")->Int32Value()); |
| 93 |
| 94 Cleanup(); |
| 95 CHECK_EQ(0, CompileRun( |
| 96 "var result;" |
| 97 "var x = 0;" |
| 98 "hidden_prototype.x = 6;" |
| 99 "object[Symbol.unscopables] = {x: true};" |
| 100 "with (object) {" |
| 101 " result = x;" |
| 102 "}" |
| 103 "result")->Int32Value()); |
| 104 } |
| 105 } |
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