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Testing is the most important thing to produce a system that is very good and also useful. Pengban a system must be carried out because if there is no prior testing of a system, then what will happen to the system will get a system error that results in a poor quality system and will result in a loss for developers and users. Experiments that have been carried out can find an error, disability, or failure on a system that has been known from the beginning and immediately corrected moredoi:10.32493/informatika.v5i2.5351 fatcat:55idm6s6mrhgrlc7l367wjfiye