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PERFORMANCE.md

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Environments

Device:

  • Model Name: MacBook Pro
  • Model Identifier: MacBookPro14,3
  • Processor Name: Quad-Core Intel Core i7
  • Processor Speed: 2.8 GHz
  • Number of Processors: 1
  • Total Number of Cores: 4
  • L2 Cache (per Core): 256 KB
  • L3 Cache: 6 MB
  • Hyper-Threading Technology: Enabled
  • Memory: 16 GB

Xcode: 11.4.1 Simulator: iPhone 11 Pro Max (iOS 13.4.1) Aspects: 1.4.1

Run Tests Project with release mode (Because Swift is very slow then Objective-C in Debug mode. Refer to: Why Swift is so slow in Debug mode

TestCases

PerformanceTests.m

Conclusion

  • Hook with Before and After mode for all instances, SwiftHook is 13 - 17 times faster than Aspects.
  • Hook with Instead mode for all instances, SwiftHook is 3 - 5 times faster than Aspects.
  • Hook with Before and After mode for specified instances, SwiftHook is 4 - 5 times faster than Aspects.
  • Hook with Instead mode for specified instances, SwiftHook is 2 - 4 times faster than Aspects.

detail:

Case: Hook with After mode for single instances
100000 times running
Cost 0.000374s for non-hook
Cost 0.560002s for Aspects
Cost 0.109990s for SwiftHook
SwiftHook is 5.09 times faster than Aspects (Hook with After mode for single instances)
SwiftHook takes 294.12 times longer than Non-Hook

Case: Hook with Befre mode for all instances
100000 times running
Cost 0.000319s for non-hook
Cost 0.540134s for Aspects
Cost 0.034453s for SwiftHook
SwiftHook is 15.68 times faster than Aspects (Hook with Befre mode for all instances)
SwiftHook takes 108.00 times longer than Non-Hook

Case: Hook with Instead mode for all instances
100000 times running
Cost 0.000243s for non-hook
Cost 0.543941s for Aspects
Cost 0.122922s for SwiftHook
SwiftHook is 4.43 times faster than Aspects (Hook with Instead mode for all instances)
SwiftHook takes 505.96 times longer than Non-Hook

Case: Hook with Instead mode for single instances
100000 times running
Cost 0.000257s for non-hook
Cost 0.525558s for Aspects
Cost 0.170052s for SwiftHook
SwiftHook is 3.09 times faster than Aspects (Hook with Instead mode for single instances)
SwiftHook takes 661.64 times longer than Non-Hook