Cucumber Recipes

Recipe 12

Test Through Multiple Interfaces Using Worlds

Problem

Your application has multiple public-facing interfaces, such as a graphical user interface (GUI) and an application programming interface (API). You’d like to test your code through both interfaces using the same set of Cucumber features.

Ingredients

• Multiple implementations of the World,^[81] an object that Cucumber creates and passes into each test

• Selenium WebDriver^[82] for testing a web app through the browser

• HTTParty^[83] for testing an HTTP API

• The Sinatra web framework^[84] to implement the example app

Solution

Many applications support more than one interface for controlling the underlying business logic. Your app might have a desktop GUI, a web interface, a REST API, some custom ...