What Is Rspec In Ruby

Installing and running rspec rspec vocabulary subject.

What is rspec in ruby.

Rspec is a computer domain specific language dsl particular application domain testing tool written in programming language ruby to test ruby code. Rails testing related tools testing frameworks dsl s for writing tests rspec most popular cucumber test unit currently comes with rails. Rspec is composed of multiple libraries which are designed to work together or can be used independently with other testing tools like cucumber or minitest. It is a behavior driven development bdd framework which is extensively used in production applications.

That s what the r stands for. Rspec helps you do the tdd part of that equation focusing on the documentation and design aspects of tdd. But it uses a domain specific language or dsl for short. What this means is that tests written in rspec focus on the behavior of an application being tested.

The testing ruby applications with rspec screencast introduces the core rspec libraries through the development of a small cli card game. We also consider rspec as a tool for ruby. Install rspec in ruby application echo gem rspec. Rspec is a testing tool for ruby created for behavior driven development bdd.

The basic idea behind this concept is that of test driven development tdd where the tests are written first and the development is based. Rspec is a unit test framework for the ruby programming language. That s a fancy way of saying that rspec has its own way of doing things that we have to talk to rspec in its own language not just in ruby. The parts of rspec are.

The spec runner providing a rich command line program flexible and customizable reporting and an api to organize your code examples. It is the most frequently used testing library for ruby in production applications. Rspec is different than traditional xunit frameworks like junit because rspec is a behavior driven development tool. Rspec is a unit test case framework for ruby language.

It makes writing tests simpler more expressive and easier to maintain. In addition to covering the technical aspects of using rspec it also covers best practices for using them so you get the most out of your test suite. Different types of tests what kinds of things to test. Rspec is a behaviour driven development tool for ruby programmers.

Bdd is an approach to software development that combines test driven development domain driven design and acceptance test driven planning. What is and why rspec. Even though it has a very rich and powerful dsl domain specific language at its core it is a simple tool which you can start using rather quickly.