Java Advance Broadcasting chat server code

 These are the three assignments that I need redone due to my teacher.   

Source code cannot be found on the Internet, I need something that is built from scratch.

Unit Test Suite https://www.homeworkmarket.com/questions/programming-capstone-unit-test-suite-and-code-skeleton  

Source Code and Documentation Package https://www.homeworkmarket.com/questions/computer-programming-capstone-source-code-and-documentation-package  

Case Study https://www.homeworkmarket.com/questions/java-programming-advance-capstone-case-study