node/test/addons/buffer-free-callback/binding.cc
Fedor Indutny 931118c9d7 buffer: fix assertion error in WeakCallback
`CallbackInfo` is now bound to `ArrayBuffer` instance, not `Uint8Array`,
therefore `SPREAD_ARG` will abort with:

    Assertion failed: ((object)->IsUint8Array())

Make changes necessary to migrate it to `ArrayBuffer`.

See: https://github.com/nodejs/node/pull/3080#issuecomment-147502167

Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trevor Norris <trev.norris@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/3329
2015-10-12 20:47:10 -07:00

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854 B
C++

#include <node.h>
#include <node_buffer.h>
#include <util.h>
#include <v8.h>
static int alive;
static char buf[1024];
static void FreeCallback(char* data, void* hint) {
alive--;
}
void Alloc(const v8::FunctionCallbackInfo<v8::Value>& args) {
v8::Isolate* isolate = args.GetIsolate();
alive++;
args.GetReturnValue().Set(node::Buffer::New(
isolate,
buf,
args[0]->IntegerValue(),
FreeCallback,
nullptr).ToLocalChecked());
}
void Check(const v8::FunctionCallbackInfo<v8::Value>& args) {
v8::Isolate* isolate = args.GetIsolate();
isolate->RequestGarbageCollectionForTesting(
v8::Isolate::kFullGarbageCollection);
CHECK_GT(alive, 0);
}
void init(v8::Local<v8::Object> target) {
NODE_SET_METHOD(target, "alloc", Alloc);
NODE_SET_METHOD(target, "check", Check);
}
NODE_MODULE(binding, init);