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Executing a program or application with the intent of finding the software bugs is known as Software Testing. It is normally done to detect the differences between given input and expected output.

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This is one great article!

I followed you! 🙌

\n","markdown":"This is one great article!\n\nI followed you! 🙌","text":"This is one great article!\nI followed you! 🙌\n","__typename":"Content"},"dateAdded":"2021-04-19T06:09:04.493Z","stamp":"ckno76xgs0hjglps12lfx4v1m","totalReactions":2,"__typename":"Comment"},"__typename":"PostCommentEdge"}],"pageInfo":{"hasNextPage":true,"endCursor":"MQ==","__typename":"PageInfo"},"__typename":"PostCommentConnection"}},"__typename":"PostEdge"},{"node":{"id":"6179a4ff6584fe6ae5984da7","_id":"6179a4ff6584fe6ae5984da7","coverImage":null,"slug":"unit-tests-what-are-they-and-why-dont-you-write-any","readTime":5,"replyCount":11,"responseCount":16,"brief":"OK, the title was supposed to get you riled up - if you are the kind of developer who indeed does write unit tests.\nHowever in a recent poll* I conducted on my Twitter account, 50% of people admitted to having NEVER written a unit test, or at least n...","subtitle":"","isFeatured":true,"contributors":[{"_id":"5f46a01aa639932bd830f982","name":"Andrew Baisden","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1671044451262/Quo5x4UFy.png","username":"andrewbaisden","__typename":"User"},{"_id":"5f754b60b48bd01f31660b91","name":"Rodrigo","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1602797323336/WI2804Ks9.jpeg","username":"rodrigomd","__typename":"User"},{"_id":"601e0622072bc516ff6f4995","name":"Mr Rampage","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1616104220520/2wZjt5CwN.jpeg","username":"mr-rampage","__typename":"User"},{"_id":"6108a7c3b97c436d241be8b3","name":"Chris Jackson","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1629568480460/FmnHUdLrr.jpeg","username":"cjack0416","__typename":"User"},{"_id":"61311f8e4f9f94786b968d40","name":"Debbie Dann","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1635172331214/m4XHRN2vX.jpeg","username":"debbiedann","__typename":"User"},{"_id":"6172ecd80c5e175a1c615111","name":"Florin Tomozei","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1634921689584/U0cp94OJh.png","username":"mallfurion","__typename":"User"},{"_id":"6177c92ffc34737bf9ab7227","name":"Julen Diaz","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1635240240233/TVCYVqIbSN.png","username":"julentech","__typename":"User"},{"_id":"6179a866913b6d3f08e16d27","name":"Jon Jackson","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1635362919575/FoPl8EDVa.jpeg","username":"iamjonjackson","__typename":"User"},{"_id":"617bbebc6584fe6ae5987647","name":"Somya Pandey","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1635499709395/Y7-XrOyW_.jpeg","username":"somyapande","__typename":"User"},{"_id":"618ee4e826d4d237c4278111","name":"Andrew Reiser","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1636754664651/q-EYmUNY4.png","username":"areiser","__typename":"User"},{"_id":"619073b6c5a37f2de1be95ad","name":"James Osibogun","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1636856759255/IsQY5kCK9.png","username":"JamesCodesStuffBlog","__typename":"User"},{"_id":"619c9cfb06cdc0324d913feb","name":"Riya Patel","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1650547365921/hCSz61NaM.jpg","username":"riyapatel01","__typename":"User"},{"_id":"619f48119829fb749bcbe243","name":"alisha oberoi","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1637828625759/tzaZQxVAv.jpeg","username":"alisha9858","__typename":"User"},{"_id":"61fa604943e34d1181696981","name":"Ruzaik Refai","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1643798601985/2ZCBNapHL.html","username":"Ruzaik","__typename":"User"},{"_id":"622f278c38e0a0d99d32f332","name":"Richa Thakkar","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1647257485685/eP8tnkQU5.jpeg","username":"richa123","__typename":"User"},{"_id":"62ee988de3a3793580e00d0b","name":"patel riya","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1659803791404/MDiIlE7vt.jpeg","username":"riya5451","__typename":"User"}],"bookmarked":false,"views":2606,"url":"https://katycodesstuff.hashnode.net/unit-tests-what-are-they-and-why-dont-you-write-any","totalReactions":167,"title":"Unit tests - what are they and why don't you write any?","dateAdded":"2021-10-27T19:14:07.153Z","cuid":"ckv9wc7hs0boe45s18jx288y6","preferences":{"disableComments":false,"__typename":"PostPreferences"},"__typename":"Post","author":{"_id":"617997916584fe6ae5984cae","name":"Katy A","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1662044954108/mYXEThiQG.png","isPro":false,"username":"KatyCodesStuff","__typename":"User"},"series":null,"tags":[{"_id":"56744721958ef13879b94898","logo":"https://res.cloudinary.com/hashnode/image/upload/v1502441836/zcgicxrtkoquz67dlkgs.png","name":"TDD (Test-driven development)","slug":"tdd","__typename":"Tag"},{"_id":"56744723958ef13879b9549b","logo":"https://res.cloudinary.com/hashnode/image/upload/v1450619295/xszq3zb8t6rmgg6regon.png","name":"Testing","slug":"testing","__typename":"Tag"},{"_id":"56744721958ef13879b94ad1","logo":null,"name":"software development","slug":"software-development","__typename":"Tag"},{"_id":"56a20c4d92921b8f79d36276","logo":null,"name":"QA","slug":"qa","__typename":"Tag"},{"_id":"56744721958ef13879b94c7e","logo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1535648192079/H1daWiBvQ.png","name":"General Programming","slug":"programming","__typename":"Tag"}],"publication":{"_id":"617997ad913b6d3f08e16beb","url":"https://katycodesstuff.hashnode.net","canonicalURL":"https://katycodesstuff.hashnode.net","title":"KatyCodesStuff Blog","displayTitle":null,"isHeadless":false,"favicon":"https://cdn.hashnode.com/res/hashnode/image/upload/v1662045302446/MhlXH0ahk.png","headerColor":"#0D9488","metaTags":null,"isTeam":false,"domainInfo":{"hashnodeSubdomain":"katycodesstuff","domain":{"host":"hn.katycodesstuff.com","ready":true,"__typename":"DomainStatus"},"__typename":"DomainInfo"},"urlPattern":"SIMPLE","__typename":"Publication"},"comments":{"edges":[{"node":{"id":"6179a8ea913b6d3f08e16d31","author":{"_id":"6179a866913b6d3f08e16d27","name":"Jon Jackson","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1635362919575/FoPl8EDVa.jpeg","isPro":false,"username":"iamjonjackson","__typename":"User"},"content":{"html":"

Great post Katy. I struggle with this myself, tending to work on smaller projects and succumbing to laziness! Important for software students to have this demonstrated to them as early as possible as part of real projects 👌🏻

\n","markdown":"Great post Katy. I struggle with this myself, tending to work on smaller projects and succumbing to laziness! Important for software students to have this demonstrated to them as early as possible as part of real projects 👌🏻","text":"Great post Katy. I struggle with this myself, tending to work on smaller projects and succumbing to laziness! Important for software students to have this demonstrated to them as early as possible as part of real projects 👌🏻\n","__typename":"Content"},"dateAdded":"2021-10-27T19:30:50.882Z","stamp":"ckv9wxpxd0d67g8s1b83g0k0q","totalReactions":3,"__typename":"Comment"},"__typename":"PostCommentEdge"}],"pageInfo":{"hasNextPage":true,"endCursor":"MQ==","__typename":"PageInfo"},"__typename":"PostCommentConnection"}},"__typename":"PostEdge"},{"node":{"id":"61662f1018374f2573276e63","_id":"61662f1018374f2573276e63","coverImage":{"isPortrait":false,"url":"https://cdn.hashnode.com/res/hashnode/image/upload/v1634084254921/2EXgue-sW.png","__typename":"PostCoverImage"},"slug":"getting-started-with-jest-unit-testing","readTime":6,"replyCount":8,"responseCount":9,"brief":"A common case among beginners is spending so much time trying to understand why the code is not working the way it is expected to work, and for that reason they get stuck in the development of their projects. This usually happens because there's neve...","subtitle":"Knowing how to test code is an important skill developers must have given the advantages it provides.","isFeatured":true,"contributors":[{"_id":"54b81b232807bee71445ebba","name":"Sandeep Panda Test","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1671192987560/FTYFMtukk.jpeg","username":"sandeep","__typename":"User"},{"_id":"5a97ab2a0430f87244d3d7ba","name":"Avinash Dalvi","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1659593456911/f2pQVG_ez.png","username":"AvinashDalvi","__typename":"User"},{"_id":"5f4d36745cde85738158c193","name":"Ayodele Samuel Adebayo","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1677222800340/7FWlpF0aT.jpeg","username":"unclebigbay","__typename":"User"},{"_id":"60b1a3f99b1e2e1dccbcdb7f","name":"Sumudu Siriwardana","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1675055951167/-fqUeNtsT.png","username":"sumudusiriwardana","__typename":"User"},{"_id":"61289c9571cb04254f06ef7a","name":"Hari","photo":"","username":"imateapot","__typename":"User"},{"_id":"61336c3d92d0321a999920b8","name":"Daryl Aranha","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1633964885879/cEEm63sqE.jpeg","username":"DarylAranha","__typename":"User"},{"_id":"6150f3b094bb297e1aad8e8e","name":"Dev Eloper","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1632695599585/ntwVJyYrb.png","username":"youngDev","__typename":"User"}],"bookmarked":false,"views":1085,"url":"https://juansebastian.hashnode.net/getting-started-with-jest-unit-testing","totalReactions":135,"title":"Getting Started with Jest + Unit Testing","dateAdded":"2021-10-13T00:57:52.777Z","cuid":"ckuot0idr133aebs184c7hhsg","preferences":{"disableComments":false,"__typename":"PostPreferences"},"__typename":"Post","author":{"_id":"6108328967f3446d98903d79","name":"Juan Sebastián Mendoza","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1627927840336/M_bp9riSv.png","isPro":false,"username":"JuanMendozaDev","__typename":"User"},"series":null,"tags":[{"_id":"56744723958ef13879b9549b","logo":"https://res.cloudinary.com/hashnode/image/upload/v1450619295/xszq3zb8t6rmgg6regon.png","name":"Testing","slug":"testing","__typename":"Tag"},{"_id":"56cfe81bfa28f5fe7f74d215","logo":"https://res.cloudinary.com/hashnode/image/upload/v1496389933/s2t8atgotu6wvjgojpn6.png","name":"Jest","slug":"jest","__typename":"Tag"},{"_id":"56744721958ef13879b94ac4","logo":null,"name":"unit testing","slug":"unit-testing","__typename":"Tag"},{"_id":"56744721958ef13879b94cad","logo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1607082785538/EryuLRriM.png","name":"JavaScript","slug":"javascript","__typename":"Tag"}],"publication":{"_id":"6108341f67f3446d98903dc2","url":"https://juansebastian.hashnode.net","canonicalURL":"https://juansebastian.hashnode.net","title":"Juan Mendoza's Blog","displayTitle":null,"isHeadless":false,"favicon":null,"headerColor":"","metaTags":"","isTeam":false,"domainInfo":{"hashnodeSubdomain":"juansebastian","domain":null,"__typename":"DomainInfo"},"urlPattern":"SIMPLE","__typename":"Publication"},"comments":{"edges":[{"node":{"id":"61673e6f18374f25732780d0","author":{"_id":"54b81b232807bee71445ebba","name":"Sandeep Panda Test","photo":"https://cdn.hashnode.com/res/hashnode/image/upload/v1671192987560/FTYFMtukk.jpeg","isPro":false,"username":"sandeep","__typename":"User"},"content":{"html":"

Very well written! I just tagged it with JavaScript so that it gets more visibility in our community. Well done! :)

\n","markdown":"Very well written! I just tagged it with JavaScript so that it gets more visibility in our community. Well done! :)","text":"Very well written! I just tagged it with JavaScript so that it gets more visibility in our community. Well done! :)\n","__typename":"Content"},"dateAdded":"2021-10-13T20:15:43.839Z","stamp":"ckupydihq1bz9ebs12chw6clg","totalReactions":6,"__typename":"Comment"},"__typename":"PostCommentEdge"}],"pageInfo":{"hasNextPage":true,"endCursor":"MQ==","__typename":"PageInfo"},"__typename":"PostCommentConnection"}},"__typename":"PostEdge"}],"__typename":"FeedPostConnection"},"__typename":"Tag"}}

What every developer should know to start writing tests

Unit tests - what are they and why don't you write any?

Getting Started with Jest + Unit Testing

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Final Checks Coauthors