A GOOSE dual-network receiving mechanism test system is provided with an upper computer used for being connected with a relay protection tester and an industrial personal computer used for being connected with a tested device, the upper computer is connected with the industrial personal computer, and the upper computer sends a test command to the relay protection tester and the industrial personalcomputer; The relay protection tester feeds corresponding test information back to the upper computer according to the test command; the industrial personal computer controls the tested device to send corresponding data information to the relay protection tester according to the test command; the industrial personal computer feeds back the execution state of the tested device for executing the test command to the upper computer; the upper computer compares the test information fed back by the relay protection tester according to the test command with the execution command of the tested devicefed back by the industrial personal computer to judge the test state and obtain the test result of the tested device; The GOOSE dual-network receiving mechanism test system can automatically controlthe analog quantity and the analog time of the GOOSE dual-network, and realizes the automatic test work of the GOOSE dual-network receiving mechanism.