129 lines
4.2 KiB
Ruby
129 lines
4.2 KiB
Ruby
require "cases/helper"
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require 'models/customer'
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class AggregationsTest < ActiveRecord::TestCase
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fixtures :customers
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def test_find_single_value_object
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assert_equal 50, customers(:david).balance.amount
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assert_kind_of Money, customers(:david).balance
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assert_equal 300, customers(:david).balance.exchange_to("DKK").amount
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end
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def test_find_multiple_value_object
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assert_equal customers(:david).address_street, customers(:david).address.street
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assert(
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customers(:david).address.close_to?(Address.new("Different Street", customers(:david).address_city, customers(:david).address_country))
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)
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end
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def test_change_single_value_object
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customers(:david).balance = Money.new(100)
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customers(:david).save
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assert_equal 100, customers(:david).reload.balance.amount
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end
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def test_immutable_value_objects
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customers(:david).balance = Money.new(100)
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assert_raise(ActiveSupport::FrozenObjectError) { customers(:david).balance.instance_eval { @amount = 20 } }
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end
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def test_inferred_mapping
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assert_equal "35.544623640962634", customers(:david).gps_location.latitude
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assert_equal "-105.9309951055148", customers(:david).gps_location.longitude
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customers(:david).gps_location = GpsLocation.new("39x-110")
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assert_equal "39", customers(:david).gps_location.latitude
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assert_equal "-110", customers(:david).gps_location.longitude
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customers(:david).save
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customers(:david).reload
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assert_equal "39", customers(:david).gps_location.latitude
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assert_equal "-110", customers(:david).gps_location.longitude
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end
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def test_reloaded_instance_refreshes_aggregations
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assert_equal "35.544623640962634", customers(:david).gps_location.latitude
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assert_equal "-105.9309951055148", customers(:david).gps_location.longitude
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Customer.update_all("gps_location = '24x113'")
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customers(:david).reload
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assert_equal '24x113', customers(:david)['gps_location']
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assert_equal GpsLocation.new('24x113'), customers(:david).gps_location
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end
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def test_gps_equality
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assert GpsLocation.new('39x110') == GpsLocation.new('39x110')
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end
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def test_gps_inequality
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assert GpsLocation.new('39x110') != GpsLocation.new('39x111')
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end
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def test_allow_nil_gps_is_nil
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assert_equal nil, customers(:zaphod).gps_location
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end
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def test_allow_nil_gps_set_to_nil
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customers(:david).gps_location = nil
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customers(:david).save
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customers(:david).reload
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assert_equal nil, customers(:david).gps_location
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end
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def test_allow_nil_set_address_attributes_to_nil
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customers(:zaphod).address = nil
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assert_equal nil, customers(:zaphod).attributes[:address_street]
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assert_equal nil, customers(:zaphod).attributes[:address_city]
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assert_equal nil, customers(:zaphod).attributes[:address_country]
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end
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def test_allow_nil_address_set_to_nil
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customers(:zaphod).address = nil
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customers(:zaphod).save
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customers(:zaphod).reload
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assert_equal nil, customers(:zaphod).address
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end
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def test_nil_raises_error_when_allow_nil_is_false
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assert_raise(NoMethodError) { customers(:david).balance = nil }
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end
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def test_allow_nil_address_loaded_when_only_some_attributes_are_nil
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customers(:zaphod).address_street = nil
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customers(:zaphod).save
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customers(:zaphod).reload
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assert_kind_of Address, customers(:zaphod).address
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assert customers(:zaphod).address.street.nil?
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end
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def test_nil_assignment_results_in_nil
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customers(:david).gps_location = GpsLocation.new('39x111')
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assert_not_equal nil, customers(:david).gps_location
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customers(:david).gps_location = nil
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assert_equal nil, customers(:david).gps_location
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end
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end
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class OverridingAggregationsTest < ActiveRecord::TestCase
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class Name; end
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class DifferentName; end
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class Person < ActiveRecord::Base
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composed_of :composed_of, :mapping => %w(person_first_name first_name)
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end
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class DifferentPerson < Person
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composed_of :composed_of, :class_name => 'DifferentName', :mapping => %w(different_person_first_name first_name)
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end
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def test_composed_of_aggregation_redefinition_reflections_should_differ_and_not_inherited
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assert_not_equal Person.reflect_on_aggregation(:composed_of),
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DifferentPerson.reflect_on_aggregation(:composed_of)
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end
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end
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