on-demand course

Master Java Unit Testing with Spring Boot and Mockito

with In28Minutes Official

May 2018

Beginner

3h 55m

English

Packt Publishing

Closed Captioning available in English

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Includes Quizzes

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Course outline

Introduction
3m 24s
Course Overview
2m 12s
Step 00 - Section Introduction - Mocking with Mockito
1m 32s
Step 01 - Setting Up the Project Using Spring Initializr
2m 56s
Step 02 - Writing a Unit Test for a Simple Business Service
6m 3s
Step 03 - Setting Up a Business Service to call a Data Service
3m 49s
Step 04 - Writing Your First Unit Test with Stub
4m 56s
Step 05 - Exercise Solution - Updating Tests 2 and 3 to Use Stub
3m 47s
Step 06 - Writing Unit Tests with Mocking Using Mockito
5m 38s
Step 07 - Exercise Solution - Updating Tests 2 and 3 to Use Mockito
4m 11s
Step 08 - More Refactoring - @Mock, @InjectMocks, and @RunWith(MockitoJUnitRunner)
3m 25s
Step 09 - Mockito Tips - Multiple Return Values and Specific Argument Matchers
5m 52s
Step 10 - Mockito Tips - Argument Matchers
2m 58s
Step 11 - Mockito Tips - Verify Method Calls
6m 40s
Step 12 - Mockito Tips - Argument Capture
4m 4s
Step 13 - Mockito Tips - Argument Capture on Multiple Calls
2m 33s
Step 14 - Introduction to Spy
7m 42s
Step 15 - Mockito FAQs
3m 24s
Step 00 - Section Introduction - Unit Testing with Spring Boot and Mockito
2m 46s
Step 01 - Creating a Hello World Controller
3m 40s
Step 02 - Using MockMvc to Test the Hello World Controller
12m 40s
Step 03 - Using Response Matchers to Check Status and Content
5m 7s
Step 04 - Creating a Basic REST Service in Item Controller
5m 8s
Step 05 - Unit Testing Item Controller and Basic JSON Assertions
4m 5s
Step 06 - Digging Deeper into JSONassert
12m 26s
Step 07 - Writing a REST Service talking to Business Layer
4m 10s
Step 08 - Writing Unit Test for REST Service Mocking Business Layer
6m 51s
Step 09 - 00 - Overview of Steps 09 to 15
1m 41s
Step 09 - 01 - Prepare Data Layers with JPA, Hibernate, and H2
3m 24s
Step 10 - Create Item Entity and Populate Data with data.sql
6m 0s
Step 11 - Create a RESTful Service Talking to the Database
7m 54s
Step 12 - Writing Unit Test for Web Layer - Controller - Using MockMvc
6m 11s
Step 13 - Exercise and Solution - Writing Unit Test for Business Layer ? Mocking
5m 27s
Step 14 - Writing Unit Test for Data Layer - Data JPA Test
8m 1s
Step 15 - Writing an Integration Test Using @SpringBootTest
8m 51s
Step 16 - Tip - Using @MockBean to Mock Out Dependencies that are Not Required
5m 3s
Step 17 - Tip - Creating Different Test Configuration
3m 40s
Step 18 - Writing Unit Tests for Other Request Methods
3m 28s
Step 19 - Refactor SomeBusinessImpl to Use Functional Programming
3m 49s
Step 20 - Better Assertions with Hamcrest ? HamcrestMatcherTest
8m 37s
Step 21 - Better Assertions with AssertJ ? AssertJTest
6m 27s
Step 22 - Better Assertions with JSONPath ? JSONPathTest
9m 38s
Step 23 - Tip Patterns ? xunitpatterns
1m 22s
Step 24 - Tip - Measuring Test Coverage with Eclipse
4m 25s
Step 25 - Tip - Keep an Eye on Performance of Unit Tests!
3m 3s
Step 26 - Good Unit Tests
5m 34s
Next Steps
50s

Overview

In this 3-hour course, you'll explore the essentials of unit testing Java applications using Spring Boot and Mockito. Through 40 guided steps, you'll gain hands-on experience creating robust unit tests for RESTful web services, employing tools and frameworks integral to Java development.

What I will be able to do after this course

Gain proficiency in writing comprehensive unit and integration tests using Spring Boot Starter Test.
Master the creation and use of mocks and spies with Mockito for effective unit testing.
Learn to test controllers using MockMvc for RESTful services validation.
Understand critical unit testing annotations and their application in testing Java projects.
Utilize in-memory databases like H2 for seamless integration testing.

Course Instructor(s)

The instructor from In28Minutes Official brings extensive experience in Java development and testing frameworks. Renowned for simplifying complex topics, their teaching approach focuses on practical applications and real-world scenarios. Students appreciate their clear explanations and thorough step-by-step examples.

Who is it for?

This course is ideal for Java developers familiar with Spring Boot, looking to enhance their unit testing skills. Learners should have a basic understanding of Java programming and RESTful services. It's perfect for developers aiming to integrate best practices into their testing process and improve code reliability.