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Introduction to Cucumber Tool

Cucumber is an Open Source test automation tool which supports Behavior Driven Development(BDD) and it is used to write acceptance tests for the different application. It allows automation of functional validation in easily readable and understandable format (like plain English) to Business Analysts, Developers, Testers etc.

This lines from the book "The Cucumber for Java Book (The Pragmatic Programmers) By Seb Rose, Matt Wynne and Aslak Hellesoy" will definitely explain why you need Cucumber:

Companies often have huge issues with trust—the customer doesn't trust the supplier, the business doesn't trust the developers, the developers don't trust the testers, and the testers don't trust anyone. Cucumber gives the business, developers, and testers a way to collaborate and specify, in plain English, how the system should work.

Cucumber Key Points

  • Aslak Hellesøy create Cucumber in 2008. Other developers are Joseph Wilk, Matt Wynne, Gregory Hnatiuk and Mike Sassak.
  • Official website of Cucumber is
  • In Cucumber Framework, business requirement are specified in Feature Files, It lets us define application behavior in plain meaningful English. It use Simple grammar defined by a language called Gherkin.
  • It is an acceptance testing tool. It is bridging the gap between business people and developers. It is more than a test automation tool; it's a collaboration tool. Cucumber enables the direct automation of the specification, which means that anyone can see, at a glance, what functionality has been implemented and what hasn’t. Cucumber is designed to help build bridges between the technical and nontechnical members of a software team.
  • Even your manual testers can write test cases. Actually, Not just Manual tester even BA and other stakeholders.
  • Cucumber was originally written in Ruby Language. It was exclusively used only for testing of Ruby as a complement to the RSpec BDD framework
  • Cucumber supports a variety of different programming languages including Java, JavaScript, PHP, Net, Python, Perl, etc. with various implementations.

Advantages of Cucumber Tool

Multiple Language Support: It supports almost all popular different languages like, JavaScript Ruby, PHP, etc.
Code Reusability: Due to simple test script architecture, Cucumber provides code reusability.
Easy to Understand: The test case writing is very easy and understandable. It works as a bridge between business and technical language, and this bridge is sustainable because of test cases written in a plain English text.
Less Coding Knowledge Required: It allows the test script to be written without knowledge of any code, it allows the involvement of non-programmers and manual tester as well.

Video Tutorial


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