kotlin-testing

Develop Kotlin code using TDD with Kotest and MockK.

Updated Apr 6, 2026
One-click install
npx skills add https://github.com/thangvawn/agent_financial --skill kotlin-testing-thangvawn
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: kotlin-testing
Source: https://github.com/thangvawn/agent_financial/tree/main/.cursor/skills/kotlin-testing
Command: npx skills add https://github.com/thangvawn/agent_financial --skill kotlin-testing-thangvawn

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires kotest, mockk, kotlinx.coroutines, and includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill equips developers with advanced Kotlin testing patterns, enabling them to write robust and maintainable tests, adhering to the Test-Driven Development (TDD) methodology.

Core Features & Use Cases

  • Test-Driven Development (TDD) Practices: Provides a framework for following TDD methodology, from writing tests first to refactoring code while keeping tests green.
  • Kotest, MockK, and Coroutine Testing: Offers detailed guides on integrating these testing tools with Kotlin.
  • Property-Based Testing: Includes examples of using Kotest's property-based testing capabilities for creating comprehensive test cases.

Quick Start

Start your Kotlin project with Kotest by writing a failing test in KotlinTestingSpec.kt.

Frequently Asked Questions about kotlin-testing

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I set up Test-Driven Development in Kotlin using Kotest?

To set up Test-Driven Development in Kotlin, you start by writing a failing test in a `KotlinTestingSpec.kt` file using Kotest, then implement the code to turn the test green. This Skill provides the framework to guide you through this TDD lifecycle.

What is the best way to test Kotlin coroutines?

Testing Kotlin coroutines is handled by leveraging the `kotlinx.coroutines` library alongside Kotest. This Skill offers detailed guides on integrating these tools to develop robust and maintainable asynchronous code tests.

Does this Kotlin testing approach work with MockK for mocking dependencies?

Yes, this Kotlin testing approach works directly with MockK to mock dependencies. It provides detailed guides on integrating MockK with Kotest to ensure your unit tests are isolated and maintainable.

How do I use property-based testing in Kotlin?

Property-based testing in Kotlin is achieved using Kotest's built-in property testing capabilities. This Skill includes examples that help you create comprehensive test cases by automatically generating varied input data.

What prerequisites do I need to follow these Kotlin testing patterns?

To follow these Kotlin testing patterns, you need existing Kotlin knowledge, a basic understanding of testing frameworks, and an IDE. You will also utilize the Kotest, MockK, and Kotlinx Coroutines dependencies.

When should I use property-based testing instead of standard unit tests in Kotlin?

You should use property-based testing in Kotlin when you need to verify code behavior against a wide range of inputs rather than specific examples. This Skill demonstrates using Kotest to create these comprehensive, data-driven test cases.