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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "js/CallAndConstruct.h"
#include "js/GlobalObject.h"
#include "js/Object.h" // JS::GetClass, JS::GetReservedSlot
#include "jsapi-tests/tests.h"
using namespace JS;
static const JSClass CustomClass = {"CustomClass",
JSCLASS_HAS_RESERVED_SLOTS(1)};
static const uint32_t CUSTOM_SLOT = 0;
static bool IsCustomClass(JS::Handle<JS::Value> v) {
return v.isObject() && JS::GetClass(&v.toObject()) == &CustomClass;
}
static bool CustomMethodImpl(JSContext* cx, const CallArgs& args) {
MOZ_RELEASE_ASSERT(IsCustomClass(args.thisv()));
args.rval().set(JS::GetReservedSlot(&args.thisv().toObject(), CUSTOM_SLOT));
return true;
}
static bool CustomMethod(JSContext* cx, unsigned argc, Value* vp) {
CallArgs args = CallArgsFromVp(argc, vp);
return CallNonGenericMethod(cx, IsCustomClass, CustomMethodImpl, args);
}
BEGIN_TEST(test_CallNonGenericMethodOnProxy) {
// Create the first global object and compartment
JS::RealmOptions options;
JS::RootedObject globalA(
cx, JS_NewGlobalObject(cx, getGlobalClass(), nullptr,
JS::FireOnNewGlobalHook, options));
CHECK(globalA);
JS::RootedObject customA(cx, JS_NewObject(cx, &CustomClass));
CHECK(customA);
JS_SetReservedSlot(customA, CUSTOM_SLOT, Int32Value(17));
JS::RootedFunction customMethodA(
cx, JS_NewFunction(cx, CustomMethod, 0, 0, "customMethodA"));
CHECK(customMethodA);
JS::RootedValue rval(cx);
CHECK(JS_CallFunction(cx, customA, customMethodA,
JS::HandleValueArray::empty(), &rval));
CHECK_SAME(rval, Int32Value(17));
// Now create the second global object and compartment...
{
JS::RealmOptions options;
JS::RootedObject globalB(
cx, JS_NewGlobalObject(cx, getGlobalClass(), nullptr,
JS::FireOnNewGlobalHook, options));
CHECK(globalB);
// ...and enter it.
JSAutoRealm enter(cx, globalB);
JS::RootedObject customB(cx, JS_NewObject(cx, &CustomClass));
CHECK(customB);
JS_SetReservedSlot(customB, CUSTOM_SLOT, Int32Value(42));
JS::RootedFunction customMethodB(
cx, JS_NewFunction(cx, CustomMethod, 0, 0, "customMethodB"));
CHECK(customMethodB);
JS::RootedValue rval(cx);
CHECK(JS_CallFunction(cx, customB, customMethodB,
JS::HandleValueArray::empty(), &rval));
CHECK_SAME(rval, Int32Value(42));
JS::RootedObject wrappedCustomA(cx, customA);
CHECK(JS_WrapObject(cx, &wrappedCustomA));
JS::RootedValue rval2(cx);
CHECK(JS_CallFunction(cx, wrappedCustomA, customMethodB,
JS::HandleValueArray::empty(), &rval2));
CHECK_SAME(rval, Int32Value(42));
}
return true;
}
END_TEST(test_CallNonGenericMethodOnProxy)