Testing Java With Spock

Java Testing Challenge LT大会（第1回）でのLTネタ。

Transcript

1. 5FTUJOH
   +BWB
   XJUI
   4QPDL /PW
   
   
   +BWB
   5FTUJOH
   $IBMMFOHF
   -5
   !UZPOFLVCP
2. "CPVU
   .F OBNF
   lถٱอ
   ߶z
   UXJUUFS
   l!UZPOFLVCPz
   CMPH
   lIUUQTCMPHZOLCYZ[z
   XPSLGPS
   l๭4*FSz
   KPC
   lύοέʔδιϑτͷ։ൃ5-z
   GBWPSJUFMBOH
   l4DBMBz
3. ϨΨγʔγεςϜ͋Δ͋Δ ςετ͠ʹ͍͘
   ΞʔΩςΫνϟɾઃܭ ςετίʔυ͕গͳ͍ վम͢Δͷ͕ා͍ɺ
   ϦϑΝΫλϦϯά΋
   ༰қʹͰ͖ͳ͍ ύονϫʔΫతͳ
   ͦͷ৔͠ͷ͗ͷվम
4. 5FTUBCJMJUZ ςετ͠΍͍͢ઃܭ Α͍ઃܭ cc
5. &/6' 5%%͸Α͍ઃܭʹಋ͕͘ɺ
   Α͍ΞʔΩςΫνϟ͕ࣗવʹ
   ੜ·ΕΔΘ͚Ͱ͸ͳ͍
   ͋Δఔ౓ͷΞʔΩςΫςΟϯά
   ͸ඞཁ
   &/PVHI
   EFTJHO
   6Q
   'SPOU
6. $MFBO
   "SDIJUFDUVSFΛ࠾༻ w υϝΠϯ૚ʹϩδοΫΛू໿
   w ৄࡉ 8FC
   %*ίϯ
   %#
   FUD ΁ͷґଘੑΛഉআ υϝΠϯϦονͳΦϒδΣΫτ 10+0 ςετ͠΍͍͢ʂ
   ςετ͕଎͍ʂʂ
7. ࢖͍ͬͯΔςετπʔϧ FFςετ डೖςετ ຊ೔͸4QPDLʹ
   ͍ͭͯͷ͓࿩ w $VDVNCFS4FSFOJUZΛ࢖ͬͨ FFςετɺडೖςετ #%%
   w 4QPDLΛ࢖ͬͨϢχοτςετ 5%%
8. 8IZ
   4QPDL +BWBͰίʔυΛॻ͘ͷ͕ͭΒ͍ʢ৑௕ʣ ɾεΫϦϓτݴޠͰ͋Δ(SPPWZͷखܰ͞ɾॊೈੑ
   ɾ4QPDLͷ%4-ʹΑΔςετίʔυͷՄಡੑ
9. 4QPDLͷ͍͍ͱ͜Ζ ᶃ (SPPWZͰίʔυΛॻ͘ͷָ͕
   ᶄ #%%ελΠϧ (JWFO8IFO5IFO
   ᶅ ڧྗͳΞαʔγϣϯ
   ᶆ ύϥϝλϥΠζυɾςετ
   ᶇ ϞοΫϥΠϒϥϦෆཁ
10. 
    (SPPWZͰίʔυΛॻ͘ͷָ͕ when: "ύʔςΟΛ૊Ή" def party = Party.of(taro, hanako, ichiro) then: "ϝϯόʔ͕ਖ਼͍͠" party.getNumberOfPeople() == 3 party.getPeople() == [taro, hanako, ichiro] ม਺એݴʹܕͷ
    ࢦఆ͕ෆཁ EFG -JTU΍.BQͷ
    Ϧςϥϧදه ϓϦϛςΟϒܕ΋ΦϒδΣΫτ ܕ΋Ͱ౳஋ൺֱ
11. 
    #%%ελΠϧ (JWFO8IFO5IFO def "20ࡀ͸େਓʹ෼ྨ͞ΕΔ"() { given: "೥ྸ͸20ࡀ" int age = 20 when: "ྉۚ෼ྨΛऔಘ" def feeClass = FeeClassification.of(age) then: "େਓ" feeClass == FeeClassification.Adults } HJWFO
    ࣄલ৚݅Λهड़ XIFO
    ςετର৅ͷ
    ΞΫγϣϯΛهड़ UIFO
    ࣄޙ৚݅Λݕূ ୯ͳΔϒϩοΫ෼ׂ Ͱ͸ͳ͍ʂ w w w w
12. 
    ڧྗͳΞαʔγϣϯ when: "ύʔςΟΛ૊Ή" def party = Party.of(taro, hanako, ichiro) then: "ϝϯόʔ͕ਖ਼͍͠" party.getNumberOfPeople() == 3 party.getPeople() == [taro, hanako, ichiro] Condition not satis ed: party.getPeople() == [taro, hanako, ichiro] | | | | | | | | | | (33) (8) | | | (35) | | false | [ (35), (8), (33)] <com.example.tjws.Party@ f a peopleList=[ (35), (8), (33)]> UIFOϒϩοΫʹ͸Ξαʔτ ͍ͨ͠౳ࣜΛྻڍ͢Δ Ξαʔγϣϯʹࣦഊͨ͠ ৔߹ͷ໰୊֬ೝ͕༰қ
13. 
    ύϥϝλϥΠζυɾςετ @Unroll def "೥ྸʹԠͯ͡ਖ਼͘͠෼ྨ͞ΕΔ #ageࡀ -> #expectedClass"() { when: "ྉۚ෼ྨΛऔಘ" def feeClass = FeeClassification.of(age) then: "෼ྨ͕ਖ਼͍͠" feeClass == expectedClass where: age | expectedClass 0 | FeeClassification.Infants 3 | FeeClassification.Infants 4 | FeeClassification.Children 12 | FeeClassification.Children 13 | FeeClassification.Adults 64 | FeeClassification.Adults 65 | FeeClassification.SeniorCitezens } ڥք஋ͷςετͳͲɺ৚݅Λ͍Ζ͍Ζ ม͑ͯςετΛߦ͍͍ͨ࣌ʹɺςετ έʔεΛ෼͚Δͷ͸৑௕Ͱ໘౗
    ˣ
    XIFSFϒϩοΫʹදܗࣜͰهड़ͨ͠ ύϥϝʔλΛ࢖ͬͯɺ܁Γฦ͠ςετ ͕࣮ߦ͞ΕΔ
14. 
    ϞοΫϥΠϒϥϦෆཁ given: "ଠ࿠͸େਓ(20ࡀ)" def taro = new Person("ଠ࿠", 20) and: "ύʔςΟ͸Ұਓ" def party = Party.of(taro) and: "ྉۚදͷϞοΫ" def feeTable = Mock(FeeTable) and: "ྉۚܭࢉػ" def calculator = new FeeCalculator(feeTable) when: "ྉۚܭࢉΛߦ͏" def amount = calculator.calcTotalFee(party) then: "ྉۚද͕࢖༻͞ΕΔ" 1 * feeTable.getFeeFor(FeeClassification.Adults) >> 1000 and: "ֹ͕ۚਖ਼͍͠" amount == 1000 ϞοΫ΍ελϒػೳ͸ 4QPDLʹ಺แ͞Ε͍ͯΔ ϞοΫͷৼΔ෣͍ͱظ଴ಈ࡞Λ UIFOϒϩοΫʹهड़Ͱ͖Δ ϝιου͕ݺ͹ΕΔ૝ఆճ਺͸
    O
    
    ͰදݱͰ͖Δ
15. ·ͱΊ w 4QPDLΛ࢖͏ͱςετΛॻ͘ͷָ͕ʂ
    w ೉͘͠ͳ͍ͷͰɺ+BWBͷ։ൃϓϩδΣΫ τʹ΋ಋೖ͕͠΍͍͢ʂ
    w 4QPDLͰָ͍͠5FTU
    -JGFΛʂ αϯϓϧίʔυ͸(JU)VCͰެ։ͯ͠·͢
    https://github.com/yonetty/testing-java-with-spock
16. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠