1 // Copyright 2015 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 "src/v8.h" 6 7 #include "src/isolate.h" 8 #include "src/vm-state.h" 9 #include "test/cctest/cctest.h" 10 11 template <typename T> CheckReturnValue(const T & t,i::Address callback)12static void CheckReturnValue(const T& t, i::Address callback) { 13 v8::ReturnValue<v8::Value> rv = t.GetReturnValue(); 14 i::Object** o = *reinterpret_cast<i::Object***>(&rv); 15 CHECK_EQ(CcTest::isolate(), t.GetIsolate()); 16 i::Isolate* isolate = reinterpret_cast<i::Isolate*>(t.GetIsolate()); 17 CHECK_EQ(t.GetIsolate(), rv.GetIsolate()); 18 CHECK((*o)->IsTheHole(isolate) || (*o)->IsUndefined(isolate)); 19 // Verify reset 20 bool is_runtime = (*o)->IsTheHole(isolate); 21 if (is_runtime) { 22 CHECK(rv.Get()->IsUndefined()); 23 } else { 24 i::Handle<i::Object> v = v8::Utils::OpenHandle(*rv.Get()); 25 CHECK_EQ(*v, *o); 26 } 27 rv.Set(true); 28 CHECK(!(*o)->IsTheHole(isolate) && !(*o)->IsUndefined(isolate)); 29 rv.Set(v8::Local<v8::Object>()); 30 CHECK((*o)->IsTheHole(isolate) || (*o)->IsUndefined(isolate)); 31 CHECK_EQ(is_runtime, (*o)->IsTheHole(isolate)); 32 // If CPU profiler is active check that when API callback is invoked 33 // VMState is set to EXTERNAL. 34 if (isolate->is_profiling()) { 35 CHECK_EQ(v8::EXTERNAL, isolate->current_vm_state()); 36 CHECK(isolate->external_callback_scope()); 37 CHECK_EQ(callback, isolate->external_callback_scope()->callback()); 38 } 39 } 40