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The swifter way of
A/B testing
implementation
Kouhei Takamatsu(@gaopin1534)
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ࣗݾհ
• ߴদฏ(gaopin1534)
• ਓࡐܥاۀۈ
• iOSྺ1͘Β͍
• ͱͱPHPͱ͔Rubyͱ͔ͱྑ͠
• try! Swift2018ϘϥϯςΟΞελοϑͯ͠·ͨ͠
• ΟεΩʔͱ͔Ϗʔϧ͕͖
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by Martin Abegglen (https://goo.gl/VwaMZP)
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ABςετ
by Silly Deity (https://goo.gl/HsJgy3)
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͍ࣺͯͷfunc
طଘϩδοΫΛԚછ͢Δذ
ͿΒΓABςετআ٫ͷཱྀ
ԿͷABςετͬͯΔΜ͚ͬʁ
ͦͷABɺςετίʔυॻ͚Δʁ
ςετίʔυ͍ͦͦΔʁ
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໘͍͘͞
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ष͍ͷʹ֖
by Erwin Soo (https://goo.gl/1AS3mE)
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ABTesterProtocol
associatedtype ABTestPatternType: ABTestPatternProtocol
associatedtype ABTestKey: ABTestKeyProtocol
func getCurrentPatternKey() -> ABTestKey
A/B test logic functions
extension ABTesterProtocol {
private func getTargetPattern() -> ABTestPatternType? {
return getCurrentPatternKey().pattern as? Self.ABTestPatternType
}
}
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ABTesterKeyProtocol: RawRepresentable
associatedtype ABTestPatternType: ABTestPatternProtocol
var pattern: ABTestPatternType { get }
ϩάͱͷ࿈݁͘͢͠ɺ
͔ͭenum͑ΑײΛग़ͨ͢Ί
RawRepresentableʹ४ڌ
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ABTesterPatternClass: ABTestPatternProtocol
ॻ͘ABςετύλʔϯ͝ͱʹ࣮
࣮ࡍͷϩδοΫશ෦͜͜ʹ
DefaultΛҰͭ࡞Γɺଞύλʔϯͦͷࢠʹ
શύλʔϯΫϥε͕ಉ͡funcΛ࣋ͭͷ͕ຯḩ
A/B test logic functions
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class CertainABTestPatternDefault: ABTestPatternProtocol {
func getLabel() -> String {
return "Live long and prosper."
}
}
class CertainABTestPatternB: CertainABTestPatternDefault {
override func getLabel() -> String {
return "May the force be with us.”
}
}
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struct CertainABTester: ABTesterProtocol {
func getCurrentPatternKey() -> SomeABTestKey {
return .a
}
typealias ABTestPatternType = SomeABTestPatternDefault
typealias ABTestKey = SomeABTestKey
func getLable() -> String {
return getCurrentPatternKey().pattern.getLabel()
}
}
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SomeTester: ABTesterProtocol
SomeTestKey: ABTestKeyProtocol
var patternͰબ
getCurrentKey
PatternDefault: ABTestPatternProtocol
PatternB: PatternDefault
ϩδοΫݺͿ
ᶃ
ᶄ
ᶅ
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if ABTestManager().getPattern(of: .someABTest) == "B" {
label.text = "foo"
} else {
label.text = "bar"
}
͜Ε͕
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lebel.text = SomeABTester().getLabel()
͜͏ͳΔ
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Կ͕خ͍͠ʁ
• ύλʔϯΛফͯ͠Default͕ੜ͖ͯΕͱΓ͋͑ͣյ
Εͳ͍
• ABςετ୯ҐͰཧͰ͖ͯɺશ෦ด͡ࠐΊΕΔ
• ABͲ͔ͬͪʹدͤΔͱ͖έʔεΛফ͚ͩ͢
• ύλʔϯআ࣌ʹABTesterͬͯ͠·͏͕ɺޙʑফ
͖͢ͷ͕ϚʔΩϯάͰ͖͍ͯΔঢ়ଶʹͳ͍ͬͯΔ
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Կ͕೦ʁ
• ϦϑΝΫλ͢Δ༐ؾ͕ͳ͚ΕӬԕʹABTester͕
Γଓ͚Δ
• ͠͠ҾͰselfͱ͔Λ͢ඞཁ͕͋Δ
• ໘͍͘͞ͷͰಋೖ࣌ʹݏ͕ΒΕΔ
• Ұ൪ൃද͔ͨͬͨ͠ʮSwiftͰ࣏ฤʯʹଓ͘
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https://github.com/
gaopin1534/Yebisw
࡞Γ్தͰ͕͢ɺɺɺ
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͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠