Home » Author Archives: Rafal Borowiec (page 2)

Author Archives: Rafal Borowiec

Software developer, Team Leader, Agile practitioner, occasional blogger, lecturer. Open Source enthusiast, quality oriented and open-minded.

Spring Boot Integration Testing with Selenium


Web integration tests allow integration testing of Spring Boot application without any mocking. By using @WebIntegrationTest and @SpringApplicationConfiguration we can create tests that loads the application and listen on normal ports. This small addition to Spring Boot makes much easier to create integration tests with Selenium WebDriver. Test Dependencies The application that we will be testing is a simple Spring ...

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Quick Start: Spring Boot and WildfFly 8.2 on OpenShift


A really “Quick Start” with Spring Boot, WildFly and OpenShift as opposed to my last, more descriptive article. Prerequisite Before we can start building the application, we need to have an OpenShift free account and client tools installed. Step 1: Create WildFly application To create an application using client tools, type the following command: rhc create-app <app-name> jboss-wildfly-8 --scaling This ...

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Openshift: Build Spring Boot application on Wildfly 8.2.0 with Java 8


OpenShift DIY cartridge is a great way to test unsupported languages on OpenShift. But it is not scalable (you can vote for Scalable DIY cartridge here) which makes it hard to use with production grade Spring Boot applications. But what if we deployed Spring Boot application to WildFly Application Server? Spring Boot can run with embedded servlet container like Tomcat ...

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Testing with files and directories in JUnit with @Rule


Testing with Files and directories in JUnit is easy thanks to TemporaryFolder @Rule. In JUnit rules (@Rule) can be used as an alternative or an addition to fixture setup and cleanup methods (org.junit.Before, org.junit.After, org.junit.BeforeClass, and org.junit.AfterClass), but they are more powerful, and can be more easily shared between projects and classes. The code to be tested   public void ...

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Building a HATEOAS API with JAX-RS and Spring


In my previous blog post I showed how easy Jersey can be configured with Spring Boot. My exploration on Spring Boot and Jersey did not end and I investigated the possibility of using Spring HATEOAS along with Jersey in Spring Boot application. Spring HATEOS allows creating REST representations that follow the HATEOAS principle and (as of writing this article) has ...

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Getting started with Jersey and Spring Boot


Along many new features, Spring Boot 1.2 brings Jersey support. This is great step to attract those developers who like the standard approach as they can now build RESTful APIs using JAX-RS specification and easily deploy it to Tomcat or any other Spring’s Boot supported container. Jersey with Spring platform can play an important role in the development of mico ...

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Spring MVC 4 Quickstart Maven Archetype Improved


Spring Boot allows getting started with Spring extremely easy. But there are still people interested in not using Spring Boot and bootstrap the application in a more classical way. Several years ago, I created an archetype (long before Spring Boot) that simplifies bootstrapping Spring web applications. Although Spring Boot is already some time on the market, Spring MVC 4 Quickstart ...

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Unit Testing exercise with FizzBuzz and Mockito


I sometimes use FizzBuzz to demonstrate the basics of unit testing to newbies. Although FizzBuzz is really simple problem, it can also be used to demonstrate more advanced unit testing techniques like mocking. The FizzBuzz Kata: “Write a program that prints the numbers from 1 to 100. But for multiples of three print “Fizz” instead of the number and for ...

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Unit Testing exercise with FizzBuzz and JUnitParams


I sometimes use FizzBuzz to demonstrate the basics of unit testing to newbies. Although FizzBuzz is really simple problem, it can also be used to demonstrate more advanced unit testing techniques like implementing parametrized tests. One of the possible solutions to FizzBuzz is:             public class FizzBuzz { private static final int THREE = 3; ...

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