{"id":2289,"date":"2026-07-20T12:43:14","date_gmt":"2026-07-20T10:43:14","guid":{"rendered":"https:\/\/kindsonthegenius.com\/blog\/simple-example-of-test-driven-developmenttdd-in-javascript-step-by-step-tutorial\/"},"modified":"2026-07-20T12:43:14","modified_gmt":"2026-07-20T10:43:14","slug":"simple-example-of-test-driven-developmenttdd-in-javascript-step-by-step-tutorial","status":"publish","type":"post","link":"https:\/\/kindsonthegenius.com\/blog\/simple-example-of-test-driven-developmenttdd-in-javascript-step-by-step-tutorial\/","title":{"rendered":"Simple Example of Test-Driven Development(TDD) in JavaScript \u2013 Step by Step Tutorial"},"content":{"rendered":"<p>This is simple, practical step by step tutorial of test-driven development(TDD) in JavaScript. In this tutorial, you&#8217;ll learn how to implement simple TDD scenario in JavaScript. I use VSCode.<\/p>\n<p>We&#8217;ll use the concept of Red-Green Refactor(RGF) which is made up of three parts;<\/p>\n<ul>\n<li><strong>Red<\/strong> &#8211; First write a test that fails. It fails because you&#8217;ve not actually written the code yet<\/li>\n<li><strong>Green<\/strong> &#8211; Write a code that\u00a0 passes your test as well as all previous tests<\/li>\n<li><strong>Refactor<\/strong> &#8211; Then you refactor the code<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This is simple, practical step by step tutorial of test-driven development(TDD) in JavaScript. In this tutorial, you&#8217;ll learn how to implement simple TDD scenario in &hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"pagelayer_contact_templates":[],"_pagelayer_content":"","footnotes":""},"categories":[85],"tags":[],"class_list":["post-2289","post","type-post","status-publish","format-standard","hentry","category-java"],"_links":{"self":[{"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/posts\/2289","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/comments?post=2289"}],"version-history":[{"count":0,"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/posts\/2289\/revisions"}],"wp:attachment":[{"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/media?parent=2289"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/categories?post=2289"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kindsonthegenius.com\/blog\/wp-json\/wp\/v2\/tags?post=2289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}