The invention discloses fool-proof test equipment. The fool-proof test equipment comprises a test fixture, a control box and a defective product feed box, wherein the control box is provided with a lamp and a buzzer, and a photoelectric switch is arranged at a feed port of the defective product feed box and connected with the control box. The invention further discloses a fool-proof test method. The method comprises following steps: S01, a to-be-tested product is tested, if the to-be-tested product is a non-defective product, next to-be-tested product is tested, and if the to-be-tested product is a defective product, a step S02 is executed; S02, an alarm is sent out, and a test process is locked; S03, the defective product is fed into the defective product feed box; S04, the alarm is released, and the test process is unlocked. With the arrangement of the lamp and the buzzer, the alarm can be sent out when the defective product is tested; with the arrangement of the photoelectric switch, the defective product are all fed into the defective product feed box, can be prevented from being mistakenly placed in a non-defective product area by an operator in a production test process and cannot be mixed in the non-defective products, and customer complaint and company loss are avoided.