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Unit Testing Essentials using JUnit5 and Mockito

Course content updated by LearnQuest
1,755 USD
3 Days
Classroom Training, Online Training
Limited Time Offer
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Course Description


Unit Testing Essentials using JUnit5 and Mockito is a three-day, comprehensive hands-on unit testing training course geared for developers who need to get up and running with essential unit testing skills using JUnit, Mockito, and other tools. Throughout the course students learn the best practices for writing great programs in Java, using unit testing techniques. This comprehensive course also covers essential Test-Driven Development (TDD) topics and skills.


Upon completion of the Unit Testing Essentials using JUnit5 and Mockito course, students will be able to:
  • Describe what unit testing is and what it is not intended to cover, using JUnit 5
  • Complete unit tests using the JUnit Test Runner interface
  • Use JUnit to drive the implementation of Java code
  • Test applications using native IDE support
  • Discuss best practices and patterns for unit testing
  • Describe JUnit’s strengths and weaknesses and the role of debugging when done in conjunction with tests
  • Describe the fundamentals of the TDD using Java, and its importance, uses, strengths and weaknesses
  • Explain how JUnit affects your perspective on development and increases your focus on a task
  • Perform unit testing using good JUnit coding style
  • Create well-structured JUnit programs
  • Use JUnit testing for either state-based or interaction-based testing
  • Extend testing with mock objects using Mockito
  • Use refactoring techniques to make code as reusable/robust as possible
  • Discuss various testing techniques


This is an intermediate-to-advanced level Java course, designed for developers who wish to get up and running on test-driven development immediately.


    • Attendees should be familiar with Java and object-oriented technologies
    • Real world programming experience is a must


  • Introduction
    • Introduce Test-Driven Development
  • Unit Testing using JUnit
    • Unit Testing Fundamentals
    • Jumpstart: JUnit 5.x
      • Exercise: Demo JUnit
      • Exercise: Build JUnit Case Study
      • Exercise: Jumpstart JUnit
      • Exercise: Reapplying JUnit
    • Annotations
      • Exercise: Working with @Test Annotation
    • Hamcrest
      • Exercise: Working with Hamcrest
    • Parameterized Tests
      • Exercise: Working with Parameterized Tests
    • Advanced Features
      • Exercise: Working with Advanced Features
    • JUnit Best Practices
  • Advanced Topics
    • Mocking of Components
    • Mock Objects and Mockito
      • Exercise: Mock Objects and Mockito
      • Exercise: Injection
    • Improving Code Quality Through Refactoring
      • Exercise: Refactoring
      • Exercise: Best Practices – Refactoring Tests
  • Appendix
    • Adding Testing to the Build Process
  • 2021 Top 20 Training Industry Company - IT Training

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