Function TestSharedArrayBufferData

test/shared_array_buffer.cc:59–85

}

Value TestSharedArrayBufferData(const CallbackInfo& info) {
  if (info.Length() < 1) {
    Error::New(info.Env(), "Wrong number of arguments")
        .ThrowAsJavaScriptException();
    return Value();
  } else if (!info[0].IsSharedArrayBuffer()) {
    Error::New(info.Env(),
               "Wrong type of arguments. Expects a SharedArrayBuffer as first "
               "argument.")
        .ThrowAsJavaScriptException();
    return Value();
  }

  auto byte_length = info[0].As<SharedArrayBuffer>().ByteLength();
  void* data = info[0].As<SharedArrayBuffer>().Data();

  if (byte_length > 0 && data != nullptr) {
    uint8_t* bytes = static_cast<uint8_t*>(data);
    for (size_t i = 0; i < byte_length; i++) {
      bytes[i] = i % 256;
    }

    return Boolean::New(info.Env(), true);
  }

  return Boolean::New(info.Env(), false);
}
#endif
}  // end anonymous namespace