#kotest

Why Your Kotlin Tests Are Slow: How Clean Architecture Enables Sub-Second Unit Testing

How Clean Architecture makes domain and application tests run in milliseconds — with no database, no Spring, and no excuses.

I recently migrated a functional test suite from Karate → Kotest using GenAI assistance (Cursor)…

At first glance this kind of work looks like “language translation.” In practice it’s a behavior-preservation migration — you’re not only…

Micronaut Kafka Behaviour when consuming from multiple topics with batch=true and manual kafka ACK

Introduction

Writing robust business code in Kotlin

Kotest : Modern Testing in Kotlin: Test Styles, Mocking and Writing Tests on Android

Testing your code should be simple and not a hassle. If you use Kotlin, Kotest is a great tool that helps make testing easier, cleaner…

Making Spring REST Docs Easier with Kotest

Introducing kotest-spring-restdocs 🎉

Kotlin Testing Toolkit: Kotest, MockK, and Writing Fluent Tests

Testing is essential for building reliable Kotlin apps, and tools like Kotest and MockK make it a breeze with their Kotlin-first…

Testing Jetpack Compose UIs with Kotest: A Beginner’s Guide to Writing Clean and Idiomatic Tests in…

Jetpack Compose is the modern toolkit for building Android UIs, and Kotest is a Kotlin-first testing framework gaining traction for its…

Kotest Lifecycle Hook 완전 정복하기 [2]

테스트 코드를 정밀하게 제어하기 위해 Kotest는 다양한 Lifecycle Hook을 제공합니다. 1편에서는 각각의 Hook이 언제, 왜 실행되는지를 중심으로 살펴보았습니다.

Kotest Lifecycle Hook 완전 정복하기

테스트 코드를 작성하다 보면 특정 시점에만 실행되어야 하는 코드가 필요합니다.  예를 들어, 테스트 시작 전에 DB 연결을 초기화한다거나, 모든 테스트가 끝난 후 리소스를 정리해야 할 수 있습니다.  이때 Kotest는 이를 정밀하게 제어할 수…

우리 팀 테스트 기준, 이렇게 정했어요: Kotest × Kotlin Fixture 활용 사례

안녕하세요 월급쟁이 부자들에서 백엔드 개발을 하고 있는 더기입니다. 🕺