ios-testing-skill

XCUITest flakiness stems from timing issues and implicit waits. Reduce it by using explicit waits for UI elements, avoiding hard sleeps, implementing proper synchronization patterns, and ensuring deterministic test conditions. This Skill covers specific XCUITest strategies to stabilize CI integration and improve test reliability.

Test SwiftData models using in-memory database configurations during unit tests to avoid persistence side effects and ensure fast execution. This Skill provides patterns for setting up isolated SwiftData test environments and structuring tests that validate model logic without touching the file system.

Both serve different purposes: XCTest is the established framework for unit and UI testing; Swift Testing is a newer syntax-focused option. This Skill covers patterns and trade-offs for each framework, helping you choose based on your project's requirements, team experience, and testing layer.

Test SwiftUI Atoms by mocking their dependencies, isolating view logic from state management, and using snapshot or behavior-driven assertions. This Skill guides you through atom testing patterns that ensure components render correctly and respond predictably to state changes.

Yes. This Skill centralizes testing guidance across all three layers—unit, integration, and UI—using Swift Testing, XCTest, and XCUITest. It addresses inconsistencies in testing practices, establishes shared patterns, and ensures your team follows deterministic, fast, and well-covered test strategies.

Unit tests verify individual functions or models in isolation; integration tests validate how components interact; UI tests confirm user workflows end to end. This Skill helps you design a test strategy by mapping requirements to the correct layer, balancing coverage, speed, and maintainability.