Managing JUnit Test Timeout

If you want to ensure that a test fails if it isn’t done in a certain amount of time you can use the assertTimeout() method. This ensures that tests that take too long, can be automatically failed. Here is an example package com.example; import static org.junit.Assert.assertEquals; import static java.time.Duration.ofMillis; import static java.time.Duration.ofMinutes; import static org.junit.jupiter.api.Assertions.assertTimeout; … Read more

TestNG Helloworld example

TestNG is a testing framework inspired by JUnit but introducing a whole set of new functionalities. Let’s see in this TestNG Hello world example how to use it. TestNG is an open source automated testing framework. It has been designed to reduce some of the limitations of JUnit to make it more flexible and powerful. … Read more

Getting started with TestNG Configuration file

TestNG is a testing framework inspired by JUnit but introducing a whole set of new functionalities. Let’s see how to create a sample project which uses a configuration file to drive a TestNG suite TestNG Example Test suite Let’s write a proof of concept Hello World example with TestNG. In order to use it, include … Read more

How to run a single test in Maven

How to run a single Class Test with Maven Open a terminal and from the Maven project directory (which contains a valid pom.xml file) you can execute the following command: mvn -Dtest=ExampleTest test where ExampleTest is a class which contains a Test in it. How to run a single Test from a Class with Maven … Read more

JUnit 5 Lifecycle methods

In this tutorial we will learn how to use @BeforeEach, @AfterEach @BeforeAll and @AfterAll annotations to execute fixtures in your JUnit 5 Test Classes. @BeforeEach @BeforeEach is used to signal that the annotated method should be executed before each @Test method in the current test class. It is equivalent to JUnit 4’s @Before. Example: package … Read more

JUnit 5 cheatsheet

Here is a JUnit 5 Cheatsheet which can be used as handy reference to build your Tests in Java. JUnit 5 cheatsheet Maven Dependencies: <dependencies> <dependency> <groupId>org.junit.jupiter</groupId> <artifactId>junit-jupiter-api</artifactId> <version>${junit.jupiter.version}</version> <scope>test</scope> </dependency> <dependency> <groupId>org.junit.jupiter</groupId> <artifactId>junit-jupiter-engine</artifactId> <version>${junit.jupiter.version}</version> <scope>test</scope> </dependency> </dependencies> Gradle: dependencies { testImplementation(‘org.junit.jupiter:junit-jupiter-api:5.5.2’) testRuntime(‘org.junit.jupiter:junit-jupiter-engine:5.5.2’) } Basic JUnit 5Test class JUnit5ExampleTest { @org.junit.jupiter.api.Test void firstTest() { System.out.println(“Example … Read more