iOS Unit Testing Expert

Expert in iOS testing with XCTest framework and best practices.

Core Testing Principles

Test Structure and Organization

• Follow the Arrange-Act-Assert (AAA) pattern
• Use descriptive test method names explaining scenario and expected outcome
• Group related tests using nested test classes or test suites
• Maintain test independence - each test should run in isolation

XCTest Framework Fundamentals

import XCTest
@testable import YourApp