In this tutorial, you will learn how to write a JUnit Test that validates if the method under the test throws the correct exception. This tutorial will have examples for JUnit 5 and JUnit 4 as well. Let’s begin with JUnit 5 version first. JUnit 5. “assertThrows()” Assertion To test for exceptions in JUnit 5…
Read More Test for Exception in JUnit 5 and JUnit 4This tutorial will teach you how to build a Maven-based Spring Boot project and skip Unit tests. Sometimes, when working on a project, we need to build and run it even though our Unit test is failing. When there is a flailing Unit test, the Maven package and install commands will also fail. This is because…
Read More How to Skip Unit Tests in MavenIn this JUnit 5 and Rest Assured tutorial, I am going to share with you how to add JUnit 5 and Rest Assured support to your Spring Boot project. It will be more than that actually. This tutorial will cover: Add JUnit 5 and Rest Assured to Spring Boot Project, Create a new JUnit 5…
Read More Create a JUnit 5 Test Case with Rest Assured. Video Tutorial.In this REST Assured tutorial, I am going to share with you how to evaluate the JSON content returned in the Response Body of HTTP Response. JSON Content Returned in Response Body Let’s say we have a RESTful Web Service endpoint that returns user details of the following structure: { “userId”: “Y3vWa8QwjK0DW6NmvB4HsXIV9gHg1q”, “firstName”: “Sergey”, “lastName”:…
Read More REST Assured Evaluate JSON Response BodyThis REST Assured tutorial will teach you how to make an HTTP POST request and validate the Response. To break it into more detail, you will learn: Make HTTP Post requests with REST Assured, Create JSON Object using the com.google.gson library, Send JSON payload in the body of HTTP Post request, Validate the Response Read the…
Read More REST Assured HTTP Post RequestIn this tutorial, you are going to learn how to get HTTP Header value from HTTP Response when testing your RESTful API with REST Assured. Let’s assume that we have configured Spring Security in our RESTful Web Services application and now we have the following Web Service Endpoint which acts as a user Authentication endpoint.…
Read More REST Assured GET HTTP Header ValueIn this short REST Assured tutorial, you will learn how to validate HTTP Response Status Code when testing the RESTful Web Service endpoint. Every HTTP Response has a status code and depending on the status code value, we can determine if HTTP Response was successful or not. Let’s look at how we can validate the…
Read More REST Assured Validate HTTP Status CodeIn this short tutorial on REST Assured you will learn how to get the entire HTTP Response Body when testing your RESTful Web Service Endpoint. Web Service Endpoint Response Let’s assume we have the following Web Service Endpoint URL and when HTTP GET request is made to this Web Service Endpoint a JSON representation of…
Read More REST Assured Get HTTP Response BodyIn this REST Assured tutorial, you will learn how easy it is to test and validate RESTful APIs. REST Assured provides excellent HTTP support, explicit verbs, and actions. We will use REST Assured in this tutorial and the Hamcrest library to perform assertions. REST Assured Maven Dependencies Before laying down examples for this library, we need…
Read More REST Assured TutorialOften I need to open a certain project and run one of its unit tests from a command line in my terminal window. Not all unit tests but to run a single, specific unit test only. And with this blog post, I will share with you how to do it. How to run a single unit test…
Read More Running a Single Unit Test with MavenMockito allows us to partially mock an object. This means that we can create a mock object and still be able to call a real method on it. To call a real method on a mocked object we use Mockito’s thenCallRealMethod(). Also, I have recorded many step-by-step video lessons that teach how to test Java…
Read More Mockito – Call a Real Method