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rails--rails/activerecord/test/models/customer.rb
Ryuta Kamizono 741c699683 Fix composed_of with symbol mapping
Use `{read,write}_attribute` public API in `composed_of` because
`_read_attribute` internal API should be passed argument as a string
since 7834363bbf.

Fixes #40843.
2020-12-15 20:06:23 +09:00

85 lines
2.1 KiB
Ruby

# frozen_string_literal: true
class Customer < ActiveRecord::Base
cattr_accessor :gps_conversion_was_run
composed_of :address, mapping: [ %w(address_street street), %w(address_city city), %w(address_country country) ], allow_nil: true
composed_of :balance, class_name: "Money", mapping: %i(balance amount)
composed_of :gps_location, allow_nil: true
composed_of :non_blank_gps_location, class_name: "GpsLocation", allow_nil: true, mapping: %w(gps_location gps_location),
converter: lambda { |gps| self.gps_conversion_was_run = true; gps.blank? ? nil : GpsLocation.new(gps) }
composed_of :fullname, mapping: %w(name to_s), constructor: Proc.new { |name| Fullname.parse(name) }, converter: :parse
composed_of :fullname_no_converter, mapping: %w(name to_s), class_name: "Fullname"
end
class Address
attr_reader :street, :city, :country
def initialize(street, city, country)
@street, @city, @country = street, city, country
end
def close_to?(other_address)
city == other_address.city && country == other_address.country
end
def ==(other)
other.is_a?(self.class) && other.street == street && other.city == city && other.country == country
end
end
class Money
attr_reader :amount, :currency
EXCHANGE_RATES = { "USD_TO_DKK" => 6, "DKK_TO_USD" => 0.6 }
def initialize(amount, currency = "USD")
@amount, @currency = amount, currency
end
def exchange_to(other_currency)
Money.new((amount * EXCHANGE_RATES["#{currency}_TO_#{other_currency}"]).floor, other_currency)
end
end
class GpsLocation
attr_reader :gps_location
def initialize(gps_location)
@gps_location = gps_location
end
def latitude
gps_location.split("x").first
end
def longitude
gps_location.split("x").last
end
def ==(other)
latitude == other.latitude && longitude == other.longitude
end
end
class Fullname
attr_reader :first, :last
def self.parse(str)
return nil unless str
if str.is_a?(Hash)
new(str[:first], str[:last])
else
new(*str.to_s.split)
end
end
def initialize(first, last = nil)
@first, @last = first, last
end
def to_s
"#{first} #{last.upcase}"
end
end