--- title: AWS Amplify: Let's add some unit tests into our pipeline description: AWS Amplify's built-in test phase only supports Cypress for E2E tests, not unit tests. A simple workaround is to run Jest unit tests in the build phase by... canonical: https://daily.dev/posts/aws-amplify-let-s-add-some-unit-tests-into-our-pipeline-vai1rzl9d twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: AWS Amplify: Let's add some unit tests into our pipeline | daily.dev og:description: AWS Amplify's built-in test phase only supports Cypress for E2E tests, not unit tests. A simple workaround is to run Jest unit tests in the build phase by... og:url: https://daily.dev/posts/aws-amplify-let-s-add-some-unit-tests-into-our-pipeline-vai1rzl9d og:image: https://api.daily.dev/og/posts/VaI1rzl9D.png og:image:alt: AWS Amplify: Let's add some unit tests into our pipeline og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # AWS Amplify: Let's add some unit tests into our pipeline **[Playful Programming](https://daily.dev/sources/playfulprogramming)** · 2 min read · 0 upvotes · 0 comments ## Summary AWS Amplify's built-in test phase only supports Cypress for E2E tests, not unit tests. A simple workaround is to run Jest unit tests in the build phase by chaining `npm run test && npm run build` in the `amplify.yml` preBuild/build commands, causing the pipeline to fail if tests don't pass before the build proceeds. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Frontend CI/CD in the age of AI -- Part 1](https://daily.dev/posts/frontend-ci-cd-in-the-age-of-ai----part-1-fjsyj336m) · Neciu Dan · 16 upvotes · 0 comments - [Run Cypress at Scale in Harness CI with Smart Orchestration](https://daily.dev/posts/run-cypress-at-scale-in-harness-ci-with-smart-orchestration-dpfkrxg3z) · cypress · 0 upvotes · 0 comments --- Tags: [#javascript](https://daily.dev/tags/javascript), [#aws](https://daily.dev/tags/aws), [#testing](https://daily.dev/tags/testing), [#cicd](https://daily.dev/tags/cicd), [#jest](https://daily.dev/tags/jest) [View this post on daily.dev](https://daily.dev/posts/aws-amplify-let-s-add-some-unit-tests-into-our-pipeline-vai1rzl9d) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"AWS Amplify: Let's add some unit tests into our pipeline","url":"https://daily.dev/posts/aws-amplify-let-s-add-some-unit-tests-into-our-pipeline-vai1rzl9d","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/aws-amplify-let-s-add-some-unit-tests-into-our-pipeline-vai1rzl9d"},"datePublished":"2026-03-16T21:48:11.521Z","dateModified":"2026-03-16T21:56:16.009Z","description":"AWS Amplify's built-in test phase only supports Cypress for E2E tests, not unit tests. 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