JUnit 5

• JUnit is a very popular Java automated testing library
• Allows you to directly run pieces of your code
• Use "assertions" to verify behaviors
• Uses a lot of annotations

<dependency>
    <groupId>org.junit.jupiter</groupId>
    <artifactId>junit-jupiter</artifactId>
    <version>5.8.2</version>
    <scope>test</scope>
</dependency>