Testing Java: JUnit 5, Mockito, Testcontainers, REST Assured

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Go to Course: https://www.udemy.com/course/testing-java-code-with-junit-5-and-mockito/

Introduction

Certainly! Here's a comprehensive review and recommendation for the Coursera course on Unit Testing with Java: --- **Course Review: Mastering Unit Testing in Java with JUnit 5 and Mockito on Coursera** In the world of software development, writing reliable, maintainable, and bug-free code is paramount. One of the most effective ways to achieve this is through robust testing practices, particularly Unit Testing. This Coursera video course offers a thorough introduction and advanced insights into Unit Testing using Java, making it a valuable resource for both beginners and developers seeking to deepen their testing knowledge. **Course Highlights:** - **Beginner-Friendly Approach:** No prior experience in Unit Testing is required. The course starts from the basics, ensuring that even those new to testing can follow along and build confidence. - **Comprehensive Coverage of JUnit 5:** The curriculum covers everything from the fundamentals of JUnit 5 to advanced topics such as lifecycle management, parameterized tests, and test execution order. You will learn how to write, run, and organize tests efficiently. - **Practical Learning with IDEs and Build Tools:** The course guides you step-by-step through creating and configuring tests in popular Java IDEs like IntelliJ IDEA and Eclipse. It also covers setting up testing environments in various project structures—be it regular Java projects, Maven, or Gradle-based projects. - **Expanding Testing Horizons:** - **Test-Driven Development (TDD):** Understand how to implement TDD practices. - **Mockito Framework:** Learn to mock objects, verify method calls, stub behaviors, and handle exceptions. - **Integration Testing:** Write Spring Boot integration tests and utilize Testcontainers to include real services like databases. - **API Testing:** Use REST Assured to test RESTful endpoints seamlessly. - **Advanced Testing Techniques:** Includes testing annotations, assertions, exception handling, test execution order, repeated tests, parameterized tests, and managing test instance lifecycle. **Why I Recommend This Course:** This course stands out because it balances theory with practical application, ensuring you not only understand testing concepts but also apply them directly in your projects. The emphasis on real-world tools like Mockito, Testcontainers, and REST Assured equips you with skills relevant to modern Java development environments. Its modular structure, covering both basic and advanced topics, makes it suitable for learners at various levels. **Final Verdict:** If you're looking to bolster your Java projects with reliable testing practices, this Coursera course is an excellent investment. It will empower you to create thorough unit and integration tests, improve code quality, and adopt best practices like TDD. Whether you're a beginner eager to learn or a developer seeking to enhance your testing toolkit, this course offers valuable insights and hands-on experience to elevate your skills. --- Let me know if you'd like a shorter summary or specific recommendations based on your current skill level!

Overview

Unit Testing is a must-have skill and this video course is about unit testing. If you take this video course, you will learn how to test your Java code using JUnit 5 and Mockito framework. This video course is for beginners and you do not need to have any prior Unit testing knowledge to enrol in this course.JUnit 5 in Different Java projectsThere are different Java projects, build tools and development environments. In this course, you will learn how to create a new project and configure JUnit 5 support for different types of projects, using different development environments and build tools. You will learn how to create a Unit test in: IntelliJ IDEA and Eclipse Development environments. You will learn how to create a Unit test in: Regular Java project, Maven-based Java project, Cradle-based Java project. Course OverviewThis video course teaches Unit and Integration testing with Java from the very beginning and covers many advanced topics as well. By the end of this course, you will learn:JUnit 5 basics, andJUnit 5 advanced topics.Once you become familiar with JUnit 5, you will learn to use: Test-Driven Development(TDD) You will then learn to use another very popular Test framework for Java called: Mockito You will also learn how to write:Spring Boot integration tests, and Use Testcontainers to integrate real, containerized services(like databases) into your Java application tests, making sure your test scenarios are realistic without complex setup.and how to test API endpoints using REST Assured.By the end of this course you will learn and be able to use all of the following: Create Unit Tests in IntelliJ, Create Unit Tests in Eclipse, Run unit tests using Gradle, Run Unit Tests using Maven, Use @DisplayName annotation, Use JUnit assertions,Test for Exceptions,Use Lifecycle methods (@BeforeAll, @BeforeEach, @AfterEach, @AfterAll),Run unit tests in any order you need: (Random, Order by Name, Order by Index), Disable Unit test, Repeated Tests with @RepeatedTest annotation, Parameterized tests with @Parameterized annotation@ValueSource, @MethodSource,@CsvSource,@CsvFileSourceChange Test Instance lifecycle with @TestInstance (PER_CLASS, PER_METHOD)Learn to Mock objects with Mockito's @Mock annotation,Learn to user Mockito's argument matches, Mockito method stubbing, Mockito Exception stubbing, Verify method call, Call Real Method, Do nothing when a method is called, Write integration tests for Spring Boot applications,and more.

Skills

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