iOS Simulator Skill

Test and debug iOS applications using Xcode simulators without physical devices.

When to Use

• iOS app testing
• UI/UX validation
• Debugging iOS issues
• Automated testing setup

Core Capabilities

• Launch simulators for different iOS versions
• Install and test apps
• Capture screenshots and recordings
• Simulate device conditions (network, location, etc.)
• Automated testing with XCTest
• Accessibility inspector

Key Commands

# List available simulators
xcrun simctl list

# Boot simulator
xcrun simctl boot "iPhone 14"

# Install app
xcrun simctl install booted /path/to/app.app

# Launch app
xcrun simctl launch booted com.example.app

# Screenshot
xcrun simctl io booted screenshot screenshot.png

# Record video
xcrun simctl io booted recordVideo video.mp4

Best Practices

• Test on multiple iOS versions
• Use device-specific simulators
• Leverage accessibility inspector
• Automate with XCUITest

Resources

• Xcode Documentation: https://developer.apple.com/documentation/xcode
• simctl reference: https://developer.apple.com/library/archive/documentation/IDEs/Conceptual/iOS_Simulator_Guide/