Java Testing - JUnit 5 Crash Course

Crash course on testing Java code with the JUnit 5 framework. Covers what JUnit is and its architecture, writing a first test, asserting exceptions with assertThrows(), the test lifecycle, conditional execution and assumptions, plus repeated, parameterized, nested and disabled tests. Aimed at Java developers who want to start writing automated unit tests.

Syllabus

Introduction.
What is JUnit?.
JUnit Architecture.
First JUnit Test.
Testing Exceptions using assertThrows().
Understanding JUnit Test Lifecycle.
Conditional Executions.
Assumptions.
Repeated Tests.
Parameterized Tests.
Nested Tests.
Disabled Tests.