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Master Java Unit Testing with Spring Boot and Mockito
Master Java Unit Testing with Spring Boot and Mockito

Master Java Unit Testing with Spring Boot and Mockito: Learn to Write Awesome Java JUnit Unit Tests with Spring Boot and Mockito in 40 Easy Steps

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$19.99 per month
Video May 2021 3hrs 55mins 1st Edition
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$9.99 $118.99
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Renews at $19.99p/m
Arrow left icon
Profile Icon In28Minutes Official
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$19.99 per month
Video May 2021 3hrs 55mins 1st Edition
Video
$9.99 $118.99
Subscription
Free Trial
Renews at $19.99p/m
Video
$9.99 $118.99
Subscription
Free Trial
Renews at $19.99p/m

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Key benefits

  • Build the unit tests step-by-step in 40 easy steps
  • Write independent unit tests for RESTful web services talking with multiple layers—web, business, and data
  • Write awesome unit tests for simple RESTful services with Spring Boot Starter Test, Mockito, and JUnit

Description

Spring Boot is the most popular framework to develop RESTful services. It has awesome unit testing capabilities through the Spring Boot Starter Test. Mockito is the most popular mocking framework. JUnit is the most popular Java unit testing framework. You will build the unit tests step by step (in 40 easy steps). This course would be a perfect first step as an introduction to unit testing with the Spring Boot and Mockito frameworks. You will be using Spring (dependency management), Spring Boot, Maven (dependency management), Eclipse (IDE), in-memory database H2 and Tomcat embedded web server. We will help you set up each one of these. You will use all the frameworks that are part of the Spring Boot Starter Test: JUnit, Spring Test, Spring Boot Test, AssertJ, Hamcrest, Mockito, JSONassert, and JSONPath. You will also learn how to use the most important unit testing annotations: @RunWith(SpringRunner.class), @SpringBootTest, @WebMvcTest, @DataJpaTest, and @MockBean. By the end of this course, you will be able to write awesome unit tests for your RESTful services. The code files and resource files are uploaded on the GitHub repository at https://github.com/packtpublishing/master-java-unit-testing-with-spring-boot-and-mockito

Who is this book for?

You are a Spring / Spring Boot / Java programmer, and you want to write awesome unit tests for your RESTful services. You want to write awesome unit tests with mocking. You want to understand the best practices in writing great unit tests with JUnit, Mockito, and Spring Boot Starter Test. You want to learn how to write great asserts with Hamcrest Matchers, JSONassert, Assert J, and JSON Path libraries.

What you will learn

  • Write great unit and integration tests using Spring Boot Starter Test
  • Write unit tests using Mocks and Spys created with Mockito
  • Use Mock Mvc to test hello world controller
  • Use the most important unit testing annotations
  • Learn and use all frameworks of Spring Boot Starter Test
  • Write integration tests using an in-memory database, H2

Product Details

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Publication date, Length, Edition, Language, ISBN-13
Last updated date : May 28, 2021
Publication date : May 25, 2018
Length: 3hrs 55mins
Edition : 1st
Language : English
ISBN-13 : 9781789346077
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Languages :
Tools :

What do you get with a Packt Subscription?

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Product feature icon 50+ new titles added per month, including many first-to-market concepts and exclusive early access to books as they are being written.
Product feature icon Innovative learning tools, including AI book assistants, code context explainers, and text-to-speech.
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Subscribe now
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Product Details

Last updated date : May 28, 2021
Publication date : May 25, 2018
Length: 3hrs 55mins
Edition : 1st
Language : English
ISBN-13 : 9781789346077
Category :
Languages :
Tools :

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Table of Contents

4 Chapters
Introduction Chevron down icon Chevron up icon
Mocking with Mockito Chevron down icon Chevron up icon
Unit Testing with Spring Boot and Mockito Chevron down icon Chevron up icon
Step 00 - Section Introduction - Unit Testing with Spring Boot and Mockito
Step 01 - Creating a Hello World Controller
Step 02 - Using MockMvc to Test the Hello World Controller
Step 03 - Using Response Matchers to Check Status and Content
Step 04 - Creating a Basic REST Service in Item Controller
Step 05 - Unit Testing Item Controller and Basic JSON Assertions
Step 06 - Digging Deeper into JSONassert
Step 07 - Writing a REST Service talking to Business Layer
Step 08 - Writing Unit Test for REST Service Mocking Business Layer
Step 09 - 00 - Overview of Steps 09 to 15
Step 09 - 01 - Prepare Data Layers with JPA, Hibernate, and H2
Step 10 - Create Item Entity and Populate Data with data.sql
Step 11 - Create a RESTful Service Talking to the Database
Step 12 - Writing Unit Test for Web Layer - Controller - Using MockMvc
Step 13 - Exercise and Solution - Writing Unit Test for Business Layer ? Mocking
Step 14 - Writing Unit Test for Data Layer - Data JPA Test
Step 15 - Writing an Integration Test Using @SpringBootTest
Step 16 - Tip - Using @MockBean to Mock Out Dependencies that are Not Required
Step 17 - Tip - Creating Different Test Configuration
Step 18 - Writing Unit Tests for Other Request Methods
Step 19 - Refactor SomeBusinessImpl to Use Functional Programming
Step 20 - Better Assertions with Hamcrest ? HamcrestMatcherTest
Step 21 - Better Assertions with AssertJ ? AssertJTest
Step 22 - Better Assertions with JSONPath ? JSONPathTest
Step 23 - Tip Patterns ? xunitpatterns
Step 24 - Tip - Measuring Test Coverage with Eclipse
Step 25 - Tip - Keep an Eye on Performance of Unit Tests!
Step 26 - Good Unit Tests
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