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͡Ίͯͷ૿੫ରԠ
"UTVTIJ,BUTVVSB(.01FQBCP
*OD
ฏ3VCZձٞ
ΘΒ͔૿੫
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ࠓ͢͜ͱ
w݄ͷফඅ੫૿੫ରԠͰ&$αʔϏεͰඞཁʹͳͬͨ͜ͱ
w࣮ࡍʹରԠ͢Δ্ͰؾΛ͚ͭͨ͜ͱ
w݄Λܴ͑ͨͱ͖ɺ͏·͍͔͘ͳ͔ͬͨ͜ͱ
3VCZͷ͋·Γͳ͍Ͱ͢ɻੜ׆ൃදͰ͢ɻ
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উӜರJLBSVHB!67#@
(.0ϖύϘגࣜձࣾ&$ࣄۀ෦ΧϥʔϛʔϦϐʔτνʔϜ
IUUQTJLBSVHBPSH
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IUUQTDPMPSNFSFQFBUKQ
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ΧϥʔϛʔϦϐʔτ
w8FC"1*αʔόʔ 3VCZPO3BJMT
wϑϩϯτΤϯυαʔόʔ &YQSFTT7VFKT
αϒεΫϦϓγϣϯͷܖ͕Ͱ͖ΔϥϯσΟϯάϖʔδΛ࡞Δ͜ͱ͕Ͱ
͖ΔαʔϏε
݄αʔϏεϦϦʔε⾣͡Ίͯͷ૿੫
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૿੫
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&$αʔϏεʹऻ͍͔͔Δফඅ੫૿੫
wγϣοϓΦʔφʔͷαʔϏεར༻ྉͷফඅ੫
wγϣοϓΦʔφʔ͕ઃఆ͢Δͷফඅ੫
wܰݮ੫ͷઃఆΛؚΉ
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ܰݮ੫
wಛఆͷ੫͕͡Όͳͯ͘ʹͳΓ·͢Α
wαʔϏεఏڙଆ͕அ͢ΔͷͰͳ͘ɺʮγϣοϓ
Φʔφʔʯ͕அ͢Δͷ
wγϣοϓΦʔφʔʹ͓Βͤͯ͠ઃఆͯ͠͏ඞཁ͕
͋Δ
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૿੫ରԠͰͬͨ͜ͱ
wαʔϏεར༻ྉͷফඅ੫૿੫ରԠ
wͷফඅ੫૿੫ରԠ
wܰݮ੫ͷઃఆͷఏڙ ࣌ࠁΛڥʹදࣔΛΓସ͑Δ
ࠓճলུ
w ૹྉͷ֎੫Խ
w ாථͷमਖ਼ ۠هࡌٻॻอଘํࣜ
w ച্కΊॲཧͷεϓϦΫτͷमਖ਼
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੫͕ద༻͞ΕΔλΠϛϯά
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Ұ࣍ιʔεΛΑ͘ಡΉ
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ࠃ੫ி
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αʔϏεར༻ྉͷ੫
wલఏΧϥʔϛʔϦϐʔτͷαʔϏεར༻ྉԁ
w݁ܖऴ͕ྃҎ߱ͷͱ͖ɺͷফඅ੫Ͱѻ͏
wࠃ੫ிͷ)1ΛΑΉ
wIUUQTXXXOUBHPKQUBYFTTIJSBCFSVUBYBOTXFSTIPIJ
IUN
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ɹͷఏڙ
ɹෛʹΑΔͷఏڙͷ࣌ظɺݪଇͱ͠
ͯɺͷҾ͠Λཁ͢Δෛܖʹ͋ͬͯ
తͷશ෦Λͯ͠Ҿ͖ͨ͠ɺͷ
Ҿ͠Λཁ͠ͳ͍ෛܖʹ͋ͬͯͦͷ
ͨ͠ͷશ෦ͷఏڙΛྃͨ͠Ͱ͢ɻ
ɹ·ͨɺෛΛআ͘ਓతͷఏڙͷ࣌ظ
ɺݪଇͱͯͦ͠ͷਓతͷఏڙΛྃ͠
ͨͰ͢ɻ
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ɹͷఏڙ
ɹෛʹΑΔͷఏڙͷ࣌ظɺݪଇͱ͠
ͯɺͷҾ͠Λཁ͢Δෛܖʹ͋ͬͯ
తͷશ෦Λͯ͠Ҿ͖ͨ͠ɺͷ
Ҿ͠Λཁ͠ͳ͍ෛܖʹ͋ͬͯͦͷ
ͨ͠ͷશ෦ͷఏڙΛྃͨ͠Ͱ͢ɻ
ɹ·ͨɺෛΛআ͘ਓతͷఏڙͷ࣌ظ
ɺݪଇͱͯͦ͠ͷਓతͷఏڙΛྃ͠
ͨͰ͢ɻ
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αʔϏεར༻ྉͷ੫
wܖΛͰදݱ͢Δͱ
੫
U
੫
੫
TUBSUFE@BU FOEFE@BU
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Ձ֨ͷ੫͕ద༻͞ΕΔλΠϛϯά
w݁Ձ֨ൃૹ࣌ͷ੫Λద༻͢Δ
wʹडͨ͋͠ͱʹൃૹ
w⾣ͷ੫͕ద༻͞ΕΔ
wIUUQTXXXOUBHPKQMBXUTVUBUTVLJIPOTIPIJIUN
ΛಡΉ
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ʵʵɹ୨Էࢿ࢈ͷҾ͠ͷ͕͍ͭͰ͋
Δ͔ʹ͍ͭͯɺྫ͑ɺग़ՙͨ͠ɺ૬ख
ํ͕ݕऩͨ͠ɺ૬खํʹ͓͍ͯ༻ऩӹ͕
Ͱ͖Δ͜ͱͱͳͬͨɺݕʹΑΓൢച
ྔΛ֬ೝͨ͠ɺ֘୨Էࢿ࢈ͷछྨٴͼ
ੑ࣭ɺͦͷൢചʹΔܖͷ༰ʹԠͯ͡
ͦͷҾ͠ͷͱͯ͠߹ཧతͰ͋ΔͱೝΊΒ
ΕΔͷ͏ͪɺࣄۀऀ͕ܧଓͯ͠୨Էࢿ࢈ͷ
ৡΛߦͬͨ͜ͱͱ͍ͯ͠ΔʹΑΔͷͱ
͢Δɻ
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࣮
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੫ΛͲ͏දݱ͢Δ͔
w੫͕ద༻͞ΕΔ࣌ࠁ
wܰݮ੫͔Ͳ͏͔
͕Θ͔Ε੫ٻΊΒΕͦ͏
wఆͰઃఆʹ͢Δ
w%#ʹσʔλΛͨͤΔ
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%#Ͱ੫Λදݱ͍ͨ͠
"id" "kind" "rate" "started_at" "expired_at" "created_at" "updated_at"
1 0 0.08
"2014-03-31
15:00:00"
"2019-09-30
14:59:59.999999"
"2019-07-16
09:44:39.516075"
"2019-07-16
09:44:39.516075"
2 0 0.1
"2019-09-30
15:00:00"
NULL
"2019-07-16
09:44:39.519505"
"2019-07-16
09:44:39.519505"
3 1 0.08
"2019-09-30
15:00:00"
NULL
"2019-07-16
09:44:39.521575"
"2019-07-16
09:44:39.521575"
UBYFTςʔϒϧര ࠓճͪ͜ΒΛ࠾༻
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࣮
class Tax < ApplicationRecord
enum kind: { ordinary: 0, reduced: 1 }
class << self
def ordinary_rate(time = Time.current) # 10%ͷ੫༻
ordinary.where('started_at <= ?', time).order(started_at: :desc).first.rate
end
def reduced_rate(time = Time.current) # 8%(ܰݮ੫)༻
reduced.where('started_at <= ?', time).order(started_at: :desc).first.rate
end
end
end
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UBYFTςʔϒϧͷ
4&-&$5͕ͨΒͱଟ͍
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%BUF5JNFΫϥεϛϦඵ·Ͱ࣋ͬͯΔ
[1] pry(main)> Time.current.iso8601(7)
=> "2019-12-09T08:49:24.4245084+09:00"
5JNFDVSSFOUΛ͢ͱ࣮ߦ͢ΔͨͼʹΫΤϦ͕࣮ߦ͞ΕΔͷͰ
ΫΤϦΩϟογϡ͕ޮ͔ͳ͍
੫ܭࢉͷج४࣌Λ໌֬ʹҾͱͯ͢͜͠ͱͰಉ͡ΫΤϦΛ
ు͖ग़ͤ͞ɺΫΤϦΩϟογϡΛޮ͔͢
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IUUQTHJUIVCDPNDPMPSCPY
TIPVIJ[FJ
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4IPVIJ[FJ(FN
w:BNMͰͷఆಡΈࠐΈ
wܰݮ੫ରԠ
w͜ͷࢿྉ࡞ͬͯΔ࠷தʹݟͯ͠ʮΑ͍ʜʯͱͳͬͨ
irb(main):010:0> Shouhizei.rate_on(Time.current)
=> (1/10)
irb(main):011:0> Shouhizei.rate_on(Time.current, reduced: true)
=> (2/25)
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Ͳ͕͍͍ͬͪͩΖ͏Ͷ
w5BYʹґଘ͢Δ3FMBUJPOଘࡏ͠ͳ͍ͷͰఆͰͳ͍
wҰํͰফඅ੫ͱ͍͏σʔλΛ%#Ͱදݱ͢ΔͷࣗવͰ͋Δ
wґଘ(FNগͳ͍΄͏͕ྑ͍
ࠓճͲͬͪΛબΜͰΑ͔ͬͨͱࢥͬͨɻ
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࣌ࠁΛڥʹදࣔΛΓସ͑Δ
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ͳͥඞཁʹͳ͔ͬͨ
wϑϩϯτΤϯυͰΛڥʹදࣔΛΓସ͑
͍ͨ
w࣌ؒΛڥքͱ͢Δςετେม
wͰ͖Δ͚ͩ୯७ʹݕূ͍ͨ͠
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Ͳ͏͔ͨ͠
w"1*ͷϨεϙϯεʹl૿੫ޙͷใ͔ zͲ͏͔ͷϨε
ϙϯεΛCPPMͰՃͨ͠
w࣌ࠁΛฦͯ͠ϑϩϯτΤϯυͰஅ͢ΔͷΛආ͚ͨ
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"1*Ͱ࣌ࠁΛฦͯ͠ྑ͍ͷͰ
wlใ͕࡞͞Εͨ࣌ࠁzͲ͏͔ͷϨεϙϯεΛՃ͢
ΔͱɺϑϩϯτΤϯυͰ࣌ࠁͷൺֱ͕ඞཁʹͳΔ
wϑϩϯτΤϯυͷ࣌ࠁͷൺֱେม
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ςετ
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34QFDͰςετ࣌ࠁΛม͑Δ
# spec/support/traveling.rb
RSpec.configure do |config|
config.include ActiveSupport::Testing::TimeHelpers
config.around(:each, :travel_to) do |example|
travel_to(example.metadata[:travel_to]) do
example.run
end
end
end
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34QFDͰςετ࣌ࠁΛม͑Δ
# spec/support/traveling.rb
RSpec.configure do |config|
config.include ActiveSupport::Testing::TimeHelpers
config.around(:each, :travel_to) do |example|
travel_to(example.metadata[:travel_to]) do
example.run
end
end
end
IUUQTSFMJTIBQQDPNSTQFDSTQFD
DPSFWEPDTIPPLTBSPVOE
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͍ํ ྫ
context '૿੫લͷͱ͖', travel_to: '2019/09/30 23:59:59' do
# ੫8%Ͱ͋Δ͜ͱΛ֬ೝ͢ΔςετΛ͜͜ʹ͔͘
end
wϒϩοΫͷதͰAUSBWFM@UPA͕ޮ͍ͯศར
w !LBKJTIB͞ΜͷΞΠσΞͰ͢ɻ͋Γ͕ͱ͏͍͟͝·͢ɻ
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DPOUFYUͷΓํ
w૿੫લ૿੫ޙͰେ͖ͳίϯςΩετΛΔ
wͦΕͧΕʹطଘͷςετΛίϐϖ͢Δ
w૿੫ޙͷίϯςΩετΛ͢
wςετ૿͑Δ͕ɺޙย͚ ςετͷআ
ͷͱ͖૿੫લͷίϯς
Ωετʹணͯ͠ςετͷཧΛߦ͑ྑ͍ͷͰָ
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૿੫ޙʹ͏·͍͔͘ͳ͔ͬͨ͜ͱ
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͏·͍͔͘ͳ͔ͬͨ͜ͱ
w૿੫ޙͷදࣔपΓͷෆ۩߹ग़ͯ͠·ͬͨ
w"1*ͷςετ͕NBTUFSͰࣦഊ͢ΔΑ͏ʹͳ͍ͬͯͨ
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NBTUFSͰςετ͕ίέͩ͢
w૿੫લʹQBTT͍ͯͨ͠ςετ͕ࣦഊͨ͠
w૿੫ޙͷमਖ਼࡞ۀʹӨڹ͕ग़ͨ
wUSBWFM@UPͷઃఆΕͰ݄ʹ௨͍ͬͯͨςετ͕݄ʹࣦഊ͍ͯͨ͠
wϩʔΧϧͰະདྷ࣌ࠁʹมߋͯ͠ςετΛҰ௨ͨ͠΄͏͕Α͔ͬͨʜ
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·ͱΊ
wϑϩϯτΤϯυʹ࣌ࠁΛͣ͞ʹݟͤΔํ๏Λߟ͑Δ
wมߋ͢Δ࣌ࠁ͝ͱʹίϯςΩετΛ࡞͓ͬͯ͘ͱޙָ͕
w๏ͷରԠେม
ँࣙ
!LZNNUϨϏϡʔ͋Γ͕ͱ͏͍͟͝·ͨ͠