Test cabinet

The utility model discloses a test cabinet, and relates to the technical field of hardware-in-the-loop test in the automobile industry, the test cabinet comprises a cabinet body, a fault board card and a signal module are arranged in the cabinet body, the cabinet body is also provided with a terminal interface, and the terminal interface is used for being in signal connection with a controller to be tested. One end of the fault board card is in signal connection with the terminal interface, the other end of the fault board card is in signal connection with the signal module, and the signal module is used for inputting a detection signal to the controller to be detected. The fault board card is used for controlling the state of the to-be-tested controller to be in a short power supply fault state, a short ground fault state or an open circuit fault state through switch switching. By adopting the fault board card, the switching of different states can be realized by controlling the switching of the switch, so t