The invention discloses a testing device for a light-emitting device. The testing device comprises an integrating sphere, a probe for transmitting a current to the light-emitting device during the light-emitting device testing process, and a connecting part connected to the integrating sphere. The connecting part has a hole or a notch; and the probe passes through the hole or the notch. Besides, the connecting part is also provided with a light input port for receiving light emitted by the light-emitting device.