mirror of https://github.com/lukechilds/node.git
Ryan Dahl
15 years ago
54 changed files with 1022 additions and 1370 deletions
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// Copyright 2009 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <stdlib.h> |
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#include "v8.h" |
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#include "api.h" |
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#include "cctest.h" |
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#include "frames-inl.h" |
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#include "string-stream.h" |
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using ::v8::ObjectTemplate; |
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using ::v8::Value; |
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using ::v8::Context; |
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using ::v8::Local; |
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using ::v8::String; |
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using ::v8::Script; |
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using ::v8::Function; |
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using ::v8::AccessorInfo; |
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using ::v8::Extension; |
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namespace i = ::v8::internal; |
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static v8::Handle<Value> handle_property(Local<String> name, |
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const AccessorInfo&) { |
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ApiTestFuzzer::Fuzz(); |
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return v8_num(900); |
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} |
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THREADED_TEST(PropertyHandler) { |
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v8::HandleScope scope; |
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Local<v8::FunctionTemplate> fun_templ = v8::FunctionTemplate::New(); |
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fun_templ->InstanceTemplate()->SetAccessor(v8_str("foo"), handle_property); |
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LocalContext env; |
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Local<Function> fun = fun_templ->GetFunction(); |
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env->Global()->Set(v8_str("Fun"), fun); |
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Local<Script> getter = v8_compile("var obj = new Fun(); obj.foo;"); |
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CHECK_EQ(900, getter->Run()->Int32Value()); |
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Local<Script> setter = v8_compile("obj.foo = 901;"); |
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CHECK_EQ(901, setter->Run()->Int32Value()); |
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} |
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static v8::Handle<Value> GetIntValue(Local<String> property, |
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const AccessorInfo& info) { |
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ApiTestFuzzer::Fuzz(); |
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int* value = |
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static_cast<int*>(v8::Handle<v8::External>::Cast(info.Data())->Value()); |
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return v8_num(*value); |
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} |
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static void SetIntValue(Local<String> property, |
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Local<Value> value, |
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const AccessorInfo& info) { |
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int* field = |
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static_cast<int*>(v8::Handle<v8::External>::Cast(info.Data())->Value()); |
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*field = value->Int32Value(); |
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} |
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int foo, bar, baz; |
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THREADED_TEST(GlobalVariableAccess) { |
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foo = 0; |
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bar = -4; |
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baz = 10; |
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v8::HandleScope scope; |
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v8::Handle<v8::FunctionTemplate> templ = v8::FunctionTemplate::New(); |
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templ->InstanceTemplate()->SetAccessor(v8_str("foo"), |
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GetIntValue, |
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SetIntValue, |
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v8::External::New(&foo)); |
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templ->InstanceTemplate()->SetAccessor(v8_str("bar"), |
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GetIntValue, |
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SetIntValue, |
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v8::External::New(&bar)); |
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templ->InstanceTemplate()->SetAccessor(v8_str("baz"), |
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GetIntValue, |
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SetIntValue, |
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v8::External::New(&baz)); |
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LocalContext env(0, templ->InstanceTemplate()); |
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v8_compile("foo = (++bar) + baz")->Run(); |
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CHECK_EQ(bar, -3); |
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CHECK_EQ(foo, 7); |
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} |
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static int x_register = 0; |
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static v8::Handle<v8::Object> x_receiver; |
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static v8::Handle<v8::Object> x_holder; |
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static v8::Handle<Value> XGetter(Local<String> name, const AccessorInfo& info) { |
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ApiTestFuzzer::Fuzz(); |
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CHECK_EQ(x_receiver, info.This()); |
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CHECK_EQ(x_holder, info.Holder()); |
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return v8_num(x_register); |
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} |
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static void XSetter(Local<String> name, |
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Local<Value> value, |
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const AccessorInfo& info) { |
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CHECK_EQ(x_holder, info.This()); |
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CHECK_EQ(x_holder, info.Holder()); |
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x_register = value->Int32Value(); |
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} |
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THREADED_TEST(AccessorIC) { |
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v8::HandleScope scope; |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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obj->SetAccessor(v8_str("x"), XGetter, XSetter); |
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LocalContext context; |
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x_holder = obj->NewInstance(); |
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context->Global()->Set(v8_str("holder"), x_holder); |
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x_receiver = v8::Object::New(); |
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context->Global()->Set(v8_str("obj"), x_receiver); |
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v8::Handle<v8::Array> array = v8::Handle<v8::Array>::Cast(CompileRun( |
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"obj.__proto__ = holder;" |
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"var result = [];" |
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"for (var i = 0; i < 10; i++) {" |
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" holder.x = i;" |
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" result.push(obj.x);" |
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"}" |
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"result")); |
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CHECK_EQ(10, array->Length()); |
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for (int i = 0; i < 10; i++) { |
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v8::Handle<Value> entry = array->Get(v8::Integer::New(i)); |
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CHECK_EQ(v8::Integer::New(i), entry); |
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} |
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} |
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static v8::Handle<Value> AccessorProhibitsOverwritingGetter( |
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Local<String> name, |
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const AccessorInfo& info) { |
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ApiTestFuzzer::Fuzz(); |
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return v8::True(); |
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} |
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THREADED_TEST(AccessorProhibitsOverwriting) { |
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v8::HandleScope scope; |
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LocalContext context; |
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Local<ObjectTemplate> templ = ObjectTemplate::New(); |
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templ->SetAccessor(v8_str("x"), |
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AccessorProhibitsOverwritingGetter, |
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0, |
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v8::Handle<Value>(), |
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v8::PROHIBITS_OVERWRITING, |
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v8::ReadOnly); |
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Local<v8::Object> instance = templ->NewInstance(); |
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context->Global()->Set(v8_str("obj"), instance); |
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Local<Value> value = CompileRun( |
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"obj.__defineGetter__('x', function() { return false; });" |
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"obj.x"); |
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CHECK(value->BooleanValue()); |
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value = CompileRun( |
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"var setter_called = false;" |
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"obj.__defineSetter__('x', function() { setter_called = true; });" |
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"obj.x = 42;" |
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"setter_called"); |
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CHECK(!value->BooleanValue()); |
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value = CompileRun( |
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"obj2 = {};" |
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"obj2.__proto__ = obj;" |
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"obj2.__defineGetter__('x', function() { return false; });" |
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"obj2.x"); |
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CHECK(value->BooleanValue()); |
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value = CompileRun( |
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"var setter_called = false;" |
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"obj2 = {};" |
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"obj2.__proto__ = obj;" |
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"obj2.__defineSetter__('x', function() { setter_called = true; });" |
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"obj2.x = 42;" |
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"setter_called"); |
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CHECK(!value->BooleanValue()); |
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} |
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template <int C> |
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static v8::Handle<Value> HandleAllocatingGetter(Local<String> name, |
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const AccessorInfo& info) { |
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ApiTestFuzzer::Fuzz(); |
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for (int i = 0; i < C; i++) |
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v8::String::New("foo"); |
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return v8::String::New("foo"); |
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} |
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THREADED_TEST(HandleScopePop) { |
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v8::HandleScope scope; |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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obj->SetAccessor(v8_str("one"), HandleAllocatingGetter<1>); |
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obj->SetAccessor(v8_str("many"), HandleAllocatingGetter<1024>); |
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LocalContext context; |
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v8::Handle<v8::Object> inst = obj->NewInstance(); |
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context->Global()->Set(v8::String::New("obj"), inst); |
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int count_before = i::HandleScope::NumberOfHandles(); |
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{ |
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v8::HandleScope scope; |
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CompileRun( |
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"for (var i = 0; i < 1000; i++) {" |
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" obj.one;" |
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" obj.many;" |
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"}"); |
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} |
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int count_after = i::HandleScope::NumberOfHandles(); |
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CHECK_EQ(count_before, count_after); |
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} |
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static v8::Handle<Value> CheckAccessorArgsCorrect(Local<String> name, |
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const AccessorInfo& info) { |
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CHECK(info.This() == info.Holder()); |
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CHECK(info.Data()->Equals(v8::String::New("data"))); |
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ApiTestFuzzer::Fuzz(); |
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CHECK(info.This() == info.Holder()); |
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CHECK(info.Data()->Equals(v8::String::New("data"))); |
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i::Heap::CollectAllGarbage(true); |
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CHECK(info.This() == info.Holder()); |
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CHECK(info.Data()->Equals(v8::String::New("data"))); |
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return v8::Integer::New(17); |
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} |
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THREADED_TEST(DirectCall) { |
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v8::HandleScope scope; |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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obj->SetAccessor(v8_str("xxx"), |
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CheckAccessorArgsCorrect, |
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NULL, |
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v8::String::New("data")); |
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LocalContext context; |
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v8::Handle<v8::Object> inst = obj->NewInstance(); |
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context->Global()->Set(v8::String::New("obj"), inst); |
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Local<Script> scr = v8::Script::Compile(v8::String::New("obj.xxx")); |
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for (int i = 0; i < 10; i++) { |
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Local<Value> result = scr->Run(); |
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CHECK(!result.IsEmpty()); |
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CHECK_EQ(17, result->Int32Value()); |
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} |
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} |
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static v8::Handle<Value> EmptyGetter(Local<String> name, |
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const AccessorInfo& info) { |
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CheckAccessorArgsCorrect(name, info); |
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ApiTestFuzzer::Fuzz(); |
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CheckAccessorArgsCorrect(name, info); |
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return v8::Handle<v8::Value>(); |
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} |
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THREADED_TEST(EmptyResult) { |
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v8::HandleScope scope; |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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obj->SetAccessor(v8_str("xxx"), EmptyGetter, NULL, v8::String::New("data")); |
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LocalContext context; |
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v8::Handle<v8::Object> inst = obj->NewInstance(); |
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context->Global()->Set(v8::String::New("obj"), inst); |
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Local<Script> scr = v8::Script::Compile(v8::String::New("obj.xxx")); |
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for (int i = 0; i < 10; i++) { |
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Local<Value> result = scr->Run(); |
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CHECK(result == v8::Undefined()); |
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} |
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} |
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THREADED_TEST(NoReuseRegress) { |
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// Check that the IC generated for the one test doesn't get reused
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// for the other.
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v8::HandleScope scope; |
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{ |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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obj->SetAccessor(v8_str("xxx"), EmptyGetter, NULL, v8::String::New("data")); |
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LocalContext context; |
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v8::Handle<v8::Object> inst = obj->NewInstance(); |
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context->Global()->Set(v8::String::New("obj"), inst); |
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Local<Script> scr = v8::Script::Compile(v8::String::New("obj.xxx")); |
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for (int i = 0; i < 2; i++) { |
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Local<Value> result = scr->Run(); |
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CHECK(result == v8::Undefined()); |
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} |
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} |
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{ |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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obj->SetAccessor(v8_str("xxx"), |
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CheckAccessorArgsCorrect, |
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NULL, |
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v8::String::New("data")); |
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LocalContext context; |
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v8::Handle<v8::Object> inst = obj->NewInstance(); |
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context->Global()->Set(v8::String::New("obj"), inst); |
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Local<Script> scr = v8::Script::Compile(v8::String::New("obj.xxx")); |
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for (int i = 0; i < 10; i++) { |
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Local<Value> result = scr->Run(); |
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CHECK(!result.IsEmpty()); |
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CHECK_EQ(17, result->Int32Value()); |
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} |
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} |
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} |
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static v8::Handle<Value> ThrowingGetAccessor(Local<String> name, |
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const AccessorInfo& info) { |
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ApiTestFuzzer::Fuzz(); |
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return v8::ThrowException(v8_str("g")); |
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} |
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static void ThrowingSetAccessor(Local<String> name, |
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Local<Value> value, |
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const AccessorInfo& info) { |
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v8::ThrowException(value); |
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} |
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THREADED_TEST(Regress1054726) { |
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v8::HandleScope scope; |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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obj->SetAccessor(v8_str("x"), |
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ThrowingGetAccessor, |
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ThrowingSetAccessor, |
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Local<Value>()); |
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LocalContext env; |
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env->Global()->Set(v8_str("obj"), obj->NewInstance()); |
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// Use the throwing property setter/getter in a loop to force
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// the accessor ICs to be initialized.
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v8::Handle<Value> result; |
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result = Script::Compile(v8_str( |
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"var result = '';" |
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"for (var i = 0; i < 5; i++) {" |
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" try { obj.x; } catch (e) { result += e; }" |
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"}; result"))->Run(); |
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CHECK_EQ(v8_str("ggggg"), result); |
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result = Script::Compile(String::New( |
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"var result = '';" |
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"for (var i = 0; i < 5; i++) {" |
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" try { obj.x = i; } catch (e) { result += e; }" |
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"}; result"))->Run(); |
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CHECK_EQ(v8_str("01234"), result); |
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} |
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static v8::Handle<Value> AllocGetter(Local<String> name, |
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const AccessorInfo& info) { |
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ApiTestFuzzer::Fuzz(); |
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return v8::Array::New(1000); |
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} |
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THREADED_TEST(Gc) { |
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v8::HandleScope scope; |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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obj->SetAccessor(v8_str("xxx"), AllocGetter); |
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LocalContext env; |
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env->Global()->Set(v8_str("obj"), obj->NewInstance()); |
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Script::Compile(String::New( |
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"var last = [];" |
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"for (var i = 0; i < 2048; i++) {" |
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" var result = obj.xxx;" |
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" result[0] = last;" |
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" last = result;" |
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"}"))->Run(); |
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} |
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static v8::Handle<Value> StackCheck(Local<String> name, |
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const AccessorInfo& info) { |
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i::StackFrameIterator iter; |
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for (int i = 0; !iter.done(); i++) { |
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i::StackFrame* frame = iter.frame(); |
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CHECK(i != 0 || (frame->type() == i::StackFrame::EXIT)); |
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CHECK(frame->code()->IsCode()); |
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i::Address pc = frame->pc(); |
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i::Code* code = frame->code(); |
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CHECK(code->contains(pc)); |
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iter.Advance(); |
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} |
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return v8::Undefined(); |
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} |
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THREADED_TEST(StackIteration) { |
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v8::HandleScope scope; |
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v8::Handle<v8::ObjectTemplate> obj = ObjectTemplate::New(); |
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i::StringStream::ClearMentionedObjectCache(); |
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obj->SetAccessor(v8_str("xxx"), StackCheck); |
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LocalContext env; |
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env->Global()->Set(v8_str("obj"), obj->NewInstance()); |
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Script::Compile(String::New( |
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"function foo() {" |
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" return obj.xxx;" |
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"}" |
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"for (var i = 0; i < 100; i++) {" |
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" foo();" |
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"}"))->Run(); |
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} |
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