π 4λ¨κ³ - λ‘λ(μλ) #1137
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μ νΈλ 4λ¨κ³ λ―Έμ
μ ꡬνν΄μ£Όμ
¨μ΅λλ€. π
μ΄μ λ‘λ λ―Έμ
μ’
λ£λ μΌλ§ λ¨μ§ μμκ΅°μ ππ
μ‘°κΈ λ μ§κ³ λμ΄κ°λ©΄ μ’μ λΆλΆλ€μ΄ 보μ¬μ μ½λ©νΈ λ¨κ²¨λμμ΅λλ€!
νμΈν΄μ λ°μ λΆνλ릴κ²μ. π
μ΄μ μ λ§ κ±°μ λλκ°λ λ§μ§λ§κΉμ§ νμ΄ν
μ
λλ€. πͺπͺπͺ
| val manualCount = InputView().readManualLottoCount() | ||
| val manualLottos = InputView().readManualLottoNumbers(manualCount) | ||
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| val lottos = LottoService(LottoPurchaseManager()).purchase(purchaseAmount, manualLottos) |
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νμ¬ LottoService κ°μ²΄λ₯Ό λλ² μμ±ν΄μ μ¬μ©νκ³ μλλ°μ.
LottoService κ°μ²΄λ νλ² μμ±ν λ€μ μ¬μ¬μ©νλ©΄ μ΄λ¨κΉμ?
| val purchaseAmount = LottoPrice(InputView().readPurchaseAmount()) | ||
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| val manualCount = InputView().readManualLottoCount() | ||
| val manualLottos = InputView().readManualLottoNumbers(manualCount) |
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Viewκ° Modelμ μμ‘΄νκ³ μλ κ² κ°μμ. π€
View λ¨μμλ μ
λ ₯ κ°μΌλ‘ List<List<Int>>μ κ²°κ³Όλ₯Ό κ°μ Έμ€κ³ , μ΄ κ²°κ³Όλ Controllerμμ λ³νν΄μ£Όλλ‘ ν΄μ£Όλ©΄ μ’μ κ² κ°μ΅λλ€.
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μΆκ°μ μΌλ‘ μ΄ μλ(μΌλ‘ μ λ ₯ λ°μ) λ‘λλ₯Ό μμ±ν΄μ£Όλ μν μ μ΄λ€ κ°μ²΄μκ² μμν μ§λ κ³ λ―Όν΄λ³΄μλ©΄ μ’μ κ² κ°μμ. π
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| import Lottos | ||
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| class LottoPurchaseManager { |
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LottoPurchaseManagerμ κ²½μ° λ³λμ μν κ°μ κ°μ§μ§ μλλ°, object classλ‘ μ μΈν΄λ λμ§ μμκΉμ? π€
| operator fun plus(lotto: Lottos): List<Lotto> { | ||
| return tickets + lotto.tickets | ||
| } |
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μλμ κ°μ΄ λ¦¬ν΄ νμ μ Lottosλ‘ λ³κ²½ν΄λ³΄λ©΄ μ΄λ¨κΉμ? π
| operator fun plus(lotto: Lottos): List<Lotto> { | |
| return tickets + lotto.tickets | |
| } | |
| operator fun plus(lotto: Lottos): Lottos { | |
| return Lottos(tickets + lotto.tickets) | |
| } |
| val manualLottos = | ||
| (1..count).map { | ||
| val numbers = | ||
| readln().split(",") | ||
| .map { it.trim().toInt() } | ||
| .map { LottoNumber(it) } | ||
| Lotto(numbers) | ||
| } | ||
| return Lottos.from(manualLottos) |
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(μ΄λ―Έ μμμ μΈκΈνμμ§λ§) μ€μ λ‘ μ λ ₯ λ°μ κ°μ Domain ModelμΈ Lotto κ·Έλ¦¬κ³ Lottosλ‘ λ³κ²½νλ λ‘μ§μ Controllerμ μμΉμν€λ©΄ μ’μ κ² κ°μ΅λλ€. π
| @Test | ||
| fun `2κ° μ΄ν λ§μΆλ©΄ λ―ΈλΉμ²¨μ΄λ€`() { | ||
| val rank2 = Rank.from(matchCount = 2, matchBonus = false) | ||
| val rank1 = Rank.from(matchCount = 1, matchBonus = false) | ||
| val rank0 = Rank.from(matchCount = 0, matchBonus = false) | ||
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| assertThat(rank2).isEqualTo(Rank.NONE) | ||
| assertThat(rank1).isEqualTo(Rank.NONE) | ||
| assertThat(rank0).isEqualTo(Rank.NONE) | ||
| } |
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νλμ ν μ€νΈ μΌμ΄μ€μ§λ§ λ€μν μΈμμ λν ν μ€νΈλ Parameterized Testλ₯Ό νμ©ν΄μ μ‘°κΈ λ κΉλνκ² λ³κ²½ν΄λ³Ό μ μμ κ² κ°μμ. π
| val purchasedLottos = LottoService().purchase(lottoPrice) | ||
| val manualLottos = | ||
| List(manualCount) { | ||
| Lotto(createLottoNumbers(1, 2, 3, 4, 5, 6)) |
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createLottoNumbers κ° μλλΌ μ²μλΆν° createLotto λ©μλλ₯Ό λ§λ€λ©΄ μΌμΌμ΄ Lottoλ‘ λ©ννλ λ‘μ§λ€μ μ€μΌ μ μμ κ² κ°μμ. π
μλ νμΈμ κ²½λ‘λ!λ§μ§λ§ 4λ¨κ³ μ μΆν©λλ€!
νμ νΌλλ°± κ°μ¬ν©λλ€!πββοΈ