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01: JUnit with Mockito step by step

Step 1: Create a simple maven project say “code-quality”



02: Unit testing with JUnit, Mockito & Spring

Step 1: Create a simple Maven project from a command-line. Just press enter for all the prompts.



03: Mockito to fully mock the DAO layer

This extends Part 1: Unit testing with JUnit, Mockito & Spring by mocking the DAO layer with the Mockito framework. Step 1: Service and DAO layer interfaces and implementations Service Layer …



04: Mockito partially mocking with @Spy

This extends Part 2: Mockito to fully mock the DAO layer by modifying the service layer to demonstrate partial mocking with “Mockito.spy”. In the “SimpleServiceImpl” we are interested in only testing …



05: Mockito & PowerMock partially mocking private methods with @Spy

This extends Part 3: Mockito partially mocking with @Spy by making the method “processUser(int id)” as a private method. Mockito framework cannot mock “private” methods, hence the “PowerMock” framework is added …



06: Mockito & PowerMock for mocking static methods

This extends Part 4: Mockito & PowerMock for partially mocking private methods to mock “static” methods.

How to use both Spring JUnit and PowerMock runners?

By using the “@PowerMockRunnerDelegate” …



5 Java unit testing interview Questions and Answers

Q1 Why use mock objects in unit testing? A1 Unit testing is widely accepted as a “best practice” for software development. When you write an object, you must also provide an …



Integration Unit testing Spring Transaction Management

This is an integration testing that tests Spring transaction through service, and DAO layers all the way up to the embedded database like HSQLDB or H2. After commit or rollback, the …



Java BDD (Behavior Driven Development) interview Q&A

Q1. What is BDD? A1. BDD is principally an idea about how software development should be managed by both business interests and technical insight. Test-driven development focuses on the developer’s opinion …



jBehave and BDD example

To appreciate jBehave, let’s look at a better example here. This example is about a science formula   Speed = distance / Time. So, given  distance and time, calculate speed given …



jBehave and jUnit for BDD

This extends the jBehave — Behavioural Driven Development (BDD) Q&A to use the same example with jUnit testing. Step 1:  Make sure that you have both jUnit and jBehave in your pom.xml …



jBehave with tabular story data

This extends the previous jBehave and BDD tutorials. The story is in a tabular format as shown below. This is an industrial strength example. Step 1: The story file  which supplies …



JUnit with Hamcrest

Q1. What is Hamcrest, and what is its purpose?
A1. HAMCREST is an anagram for MATCHER. The purpose is to match the assertions the BDD (Behavior Driven Development) style. In …



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