Mockito-in-Java.md

+Mockito is a testing utility that allows the programmer to create fake instances of an object.
+Times where Mockito could be used is when a method connects to the database to fetch all online users. Instead of needing to talk to the database, we could use tell Mockito to just return a custom list.
+
+# Table of Contents
+1. [How do I mock something?](Mockito-in-Java#how-do-i-mock-something)
+
+---
+## How do I mock something?
+Mocking objects in Java is fairly straight-forward in the beginning. The following code is how you would mock a Player.
+
+In this example, the `Player` class contains two methods: `getName()` and `getAge()`.
+
+<div align="center"><img src="img/mockito/how-to-mock.png"></div>
+
+</p>
+
+For a lot of cases, that's primarily all you'll need in JUnit tests. If you need something more advanced, keep reading.
+
+---