It sounds like you're asking for a feature description of a tester tool for the Minitalk project (from School 42 — the inter-process communication project using signals).
Before running automated scripts, perform these manual checks to ensure your logic is sound: minitalk 42 tester link
Project: Minitalk (42 school)
Purpose: Test the robustness, error handling, and performance of your client-server signal-based messaging program. It sounds like you're asking for a feature
Before running automated testers, perform these manual steps to catch obvious bugs: Step-by-Step Guide to my Minitalk Project at 42 | by Kr1sNg minitalk 42 tester link
Most testers follow a similar workflow. Here is a general guide for the sailingteam4 ThibaudM13