Category: Testing rest api using cucumber java

Comment 0. You can choose whatever you need:. Now let's configure our Cucumber feature. The feature file will look like this:. For example, you can change the tag to ping the good URL.

We can add more and prompt the tag for every test. The step definition class looks like:. Over a million developers have joined DZone. Let's be friends:. DZone 's Guide to. Free Resource. Like 6. Join the DZone community and get the full member experience. Join For Free. In this context, many feel quite good with Cucumber API.

Let's begin with the Maven dependencies. BufferedReader; import java. IOException; import java. InputStreamReader; import java. Type; import java. URL; import java. KeyManagementException; import java. NoSuchAlgorithmException; import java. SecureRandom; import java. Certificate; import java.

XCertificate; import java. HashMap; import java. Map; import javax.Comment 5. Integration test cases are expected to be executed after deployment on QA environments on microservices.

We can create a separate microservice integration test module to run integration test cases of any microservices and execute on QA deployment. It can be configured with the build pipeline using Jenkins, Bamboo, etc. Cucumber has very powerful reporting with graphs and tables, which can be integrated with Jenkins and share the report.

It also generates JSON reports, which can be integrated with other applications or integration testing. BDD has these major components:. It's written in Gherkin. It's a plain text file with the ". The purpose of Givens is to put the system in a known state before the user or external system starts interacting with the system in the When steps. Avoid talking about user interaction in Givens.

If you were creating use cases, Givens would be your preconditions. The purpose of When steps are to describe the key action the user performs, such as interacting with a web page. It actually calls the business logic or actual APIs. The purpose of Then steps is to observe outcomes like JUnit assertions. The observations should also be on some kind of output calculated value, report, user interface, message. Unit testing is for testing individual modules, whereas TDD is based on writing test cases first and then writing code to make that pass.

Cucumber is a very powerful framework for BDD testing. It has many useful features like testing by example data tables, which can be part of the test cases or parameters, which can be passed directly from feature file s. Multiple sets of tests can be sent to BDD test cases.

Testing HTTPS Web Services With Cucumber

Test data can be passed from the feature files without touching code or making changes in properties resource files. Features files and the related code looks readable and maintainable. Additionally, Cucumber supports many different languages and platforms like Ruby, Java, or.

It can be annotated in the feature file by usingfor example, signupServices. These test suites can be run individually based on your requirements.

Note: The same Maven test plugins seen above will be required to create multiple Jenkins profiles for each feature or group of features by adding tags.

testing rest api using cucumber java

Over a million developers have joined DZone. Let's be friends:. DZone 's Guide to. See how you can apply BDD to your microservices tests as we look at using Cucumber to help make testing easier. Free Resource. Like Join the DZone community and get the full member experience.

Join For Free. Why BDD? Step Definitions : Every scenario contains a list of steps.It is a software architecture style that relies on a stateless communications protocol, most commonly, HTTP. REST follows the object-oriented programming paradigm of noun-verb. They mean the same thing and can be interchangeable.

There is no standard for the description format of REST services. Here, you will find pros and cons of each web service as well as example code. In just a few minutes, you'll know how to create your first functional test of a RESTful web service — and it only takes a few clicks!

Once you get the hang of it, start testing your own APIs! Click on the Request toolbar and you will see the XML output returned by the service:. The request seems fine, so let's create an actual functional test for this resource. Compare: Functional Testing Features. Time to add an assertion to validate the content of the response. In our case we are just going to check that we get 1 place back from the service. In SoapUI Pro, you can create an assertion in a couple of clicks see below to learn more.

This section explains how you can add assertions in SoapUI Pro. After you get a response, open the Outline tab. The appropriate assertion will be added and configured automatically. Open your test case and click. After test finishes, click. Click OK. Find out what our Pro version of SoapUI can do to improve your testing. SOAP vs. Toggle navigation Toggle navigation. Share this article:. Quickly build code-less assertions no need to use Groovy scripting.

API Testing Framework Using BDD Approach Through Cucumber and Rest- Assured

Create advanced assertions using logic such as "contains", "matches" and more. SoupUI Pro Create basic test scenarios with assertions. Try SoupUI Pro. All rights reserved.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. The dark mode beta is finally here. Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information.

testing rest api using cucumber java

Learn more. Asked 3 years, 4 months ago. Active 3 years, 4 months ago. Viewed 2k times. Shriya Shivankar Shriya Shivankar 1 1 1 bronze badge.

I am wondering whether the answer was helpful?

testing rest api using cucumber java

Active Oldest Votes. This is a very broad question. Please refer the test scenarios in the below github path. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. The Overflow How many jobs can be done at home? Featured on Meta. Community and Moderator guidelines for escalating issues via new response…. Feedback on Q2 Community Roadmap.

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Technical site integration observational experiment live on Stack Overflow. Related Hot Network Questions. Question feed. Stack Overflow works best with JavaScript enabled.Comment 0. BDD Behavior-Driven Development is a way of developing code based on the expected behavior of the code as experienced by the users.

To run the tests yourselves, you can find the source code here - blazedemo. BDD is a type of software development process where the specification and design of an application are determined according to what its behavior should look like to users.

BDD is also known as acceptance tests. There are two sides of the coin when it comes to BDD: on the one hand, it enables non-techie people in the company to contribute directly to test automation. On the other hand, it is very difficult to maintain and support. For more details on how to do that, take a look here step 1. Now that we have a project, we need to setup the dependencies. You can use these dependencies, since they are public.

To do that, double click on your build. Install a Cucumber plugin. This plugin gives us two main benefits: code completion in a feature file as well as implementing methods of the feature steps directly from the feature file. Keep is as small as possible, with meaningful input only, and include all the steps in it.

This is important for making technical maintenance and support as efficient as possible. I will group them according to test types: unit, rest, bdd, etc. This will enable Cucumber to find the steps and feature files easily. The BddCoverage. This is part of the CucumberOptions annotation, and done via Glue:.

You will receive an auto-generated file from the plugin, which shows the class code with all the steps.Fortunately, there are libraries and best practices helping you to keep your integration tests concise, clean, decoupled and maintainable.

This post covers those best practices. The service provides the following resources that we want to test:. Create a RequestSpecification to reuse request configurations base URL, parameters, content type, debugging logging that you want to use for all requests.

This is verbose, not typesafe and error-prone. Rest-assured provides built-in support for object mapping. Instead, use fluent setters.

Learn Cucumber - Rest Assured - API Testing Using Java

Moreover, there is a nice shortcut. This is so cool! Since object mapping is supported by rest-assured, we can just pass the object to rest-assured. Rest-assured will serialize the object and set the JSON in the request body. For instance, the class BlogDTO would look like this:. With Kotlin we can significantly reduce the boilerplate. Moreover, Kotlin supports named arguments. They make the constructor invocation very readable. I like it much more than Hamcrest, because AssertJ guides you to find the fitting matcher for the current type.

Hence, the beans differ in the ID fields. Fortunately, you can tell AssertJ to ignore certain fields during an equals-check.

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Mind the clean code principles! Write test code that can be read as a story. Therefore, extract code to sub-methods with nice descriptive names. Keep your methods short. This will make your test readable and maintainable. Each part given, when, then should only contain a few lines ideally one line.This is a software architectural style.

It defines a set of constraints to be used for creating Web services. RestTemplate is an open-source spring framework class that provides a convenient way to test the HTTP based restful web services by providing overloaded methods for the HTTP methods. This is one of the software development techniques that has emerged from the Test-Driven Development i. TDD style. The principle of BDD testing is that test cases are written in a natural language that is easily readable by the non-programmers as well.

Feature files are written by your Business Analyst or maybe your Sponsor. These are written in natural language format having specifications described in it and validate that the application's functions as per the specifications.

These specifications have multiple scenarios or examples mentioned in it. Each scenario is a list of certain steps for Cucumber to work through. To verify if this is working as per the specifications, this scenario needs to be described. Here, are the steps to be performed along with the desired outcome as per the specifications. You can see, each scenario is a kind of list of the steps for Cucumber to work through. For Cucumber to understand the scenarios, they must follow some basic syntax rules, called Gherkin.

Step definitions files map each Gherkin step mentioned in a Feature file to the implementation code. This enables Cucumber to execute the action that is required to be performed by the step. Cucumber framework supports many programming languages to write Step definitions like Java.

Let's get started with the setup of our automation test framework with Cucumber! You can download it from Eclipse. Finally, click on the checkbox to accept the License Agreement and click on the Finish button. This will complete the installation.

This is required to take plug-in installation in effect. You can download these files using pom.

testing rest api using cucumber java

Now, with this, we have completed all the necessary installations. Your project structure will be displayed as follows in the Eclipse Package Explorer. Now, let us build our feature file DemoFeature.

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