How does it handle asynchronous operations in tests?

It utilizes waitFor and async/await patterns within Jest and Detox to ensure tests correctly handle API calls, animations, and UI changes.

Can it help with mocking native modules?

Yes, it provides specific patterns for mocking common native modules like AsyncStorage, Camera, and React Navigation to ensure isolated tests.

Does it support both iOS and Android platforms?

Absolutely, it includes configuration and testing strategies for both platforms on simulators, emulators, and real devices.

Is it compatible with Maestro for E2E testing?

Yes, it includes YAML-based flow definitions and installation guides for Maestro as a modern alternative to Detox.

Which testing frameworks does this skill support?

It specializes in Jest for unit and integration tests, React Native Testing Library for components, and Detox or Maestro for E2E testing.

Mobile Device Testing Expert

Name: Mobile Device Testing Expert
Author: anton-abyzov

byanton-abyzov

•

Mobile Development

Automates and optimizes React Native testing strategies across unit, integration, and E2E layers using Jest, Detox, and Maestro.

About

This skill provides comprehensive expertise for mobile developers building with React Native, covering the entire testing pyramid. It guides users through writing robust unit tests with Jest, component testing with React Native Testing Library, and full end-to-end automation with Detox or Maestro. Whether you need to mock complex native modules, handle asynchronous operations, or configure CI/CD pipelines for mobile apps, this skill ensures production-grade software quality on both simulators and real devices.

Key Features

Advanced mocking of Native Modules, AsyncStorage, and Navigation
Snapshot testing and performance testing strategies
Component and Hook testing with React Native Testing Library
E2E test automation with Detox and Maestro configuration
Implementation of the Mobile Testing Pyramid (Unit, Integration, E2E)
13 GitHub stars

Use Cases

Setting up a comprehensive testing suite for a new React Native project
Mocking complex third-party native libraries like Camera or MapView
Debugging and fixing flaky end-to-end tests in a Detox environment

About

Key Features

Advanced mocking of Native Modules, AsyncStorage, and Navigation
Snapshot testing and performance testing strategies
Component and Hook testing with React Native Testing Library
E2E test automation with Detox and Maestro configuration
Implementation of the Mobile Testing Pyramid (Unit, Integration, E2E)
13 GitHub stars

Use Cases

Setting up a comprehensive testing suite for a new React Native project
Mocking complex third-party native libraries like Camera or MapView
Debugging and fixing flaky end-to-end tests in a Detox environment