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55b6fa9370
Signed-off-by: José Valim <jose.valim@gmail.com>
143 lines
4.2 KiB
Ruby
143 lines
4.2 KiB
Ruby
require 'cases/helper'
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require 'models/developer'
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require 'models/owner'
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require 'models/pet'
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require 'models/toy'
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require 'models/car'
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require 'models/task'
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class TimestampTest < ActiveRecord::TestCase
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fixtures :developers, :owners, :pets, :toys, :cars, :tasks
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def setup
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@developer = Developer.first
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@previously_updated_at = @developer.updated_at
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end
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def test_saving_a_changed_record_updates_its_timestamp
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@developer.name = "Jack Bauer"
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@developer.save!
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assert_not_equal @previously_updated_at, @developer.updated_at
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end
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def test_saving_a_unchanged_record_doesnt_update_its_timestamp
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@developer.save!
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assert_equal @previously_updated_at, @developer.updated_at
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end
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def test_touching_a_record_updates_its_timestamp
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previous_salary = @developer.salary
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@developer.salary = previous_salary + 10000
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@developer.touch
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assert_not_equal @previously_updated_at, @developer.updated_at
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assert_equal previous_salary + 10000, @developer.salary
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assert @developer.salary_changed?, 'developer salary should have changed'
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assert @developer.changed?, 'developer should be marked as changed'
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@developer.reload
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assert_equal previous_salary, @developer.salary
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end
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def test_saving_when_record_timestamps_is_false_doesnt_update_its_timestamp
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Developer.record_timestamps = false
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@developer.name = "John Smith"
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@developer.save!
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assert_equal @previously_updated_at, @developer.updated_at
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ensure
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Developer.record_timestamps = true
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end
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def test_touching_an_attribute_updates_timestamp
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previously_created_at = @developer.created_at
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@developer.touch(:created_at)
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assert !@developer.created_at_changed? , 'created_at should not be changed'
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assert !@developer.changed?, 'record should not be changed'
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assert_not_equal previously_created_at, @developer.created_at
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assert_not_equal @previously_updated_at, @developer.updated_at
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end
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def test_touching_an_attribute_updates_it
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task = Task.first
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previous_value = task.ending
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task.touch(:ending)
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assert_not_equal previous_value, task.ending
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assert_in_delta Time.now, task.ending, 1
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end
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def test_touching_a_record_without_timestamps_is_unexceptional
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assert_nothing_raised { Car.first.touch }
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end
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def test_saving_a_record_with_a_belongs_to_that_specifies_touching_the_parent_should_update_the_parent_updated_at
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pet = Pet.first
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owner = pet.owner
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previously_owner_updated_at = owner.updated_at
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pet.name = "Fluffy the Third"
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pet.save
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assert_not_equal previously_owner_updated_at, pet.owner.updated_at
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end
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def test_destroying_a_record_with_a_belongs_to_that_specifies_touching_the_parent_should_update_the_parent_updated_at
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pet = Pet.first
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owner = pet.owner
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previously_owner_updated_at = owner.updated_at
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pet.destroy
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assert_not_equal previously_owner_updated_at, pet.owner.updated_at
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end
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def test_saving_a_record_with_a_belongs_to_that_specifies_touching_a_specific_attribute_the_parent_should_update_that_attribute
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Pet.belongs_to :owner, :touch => :happy_at
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pet = Pet.first
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owner = pet.owner
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previously_owner_happy_at = owner.happy_at
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pet.name = "Fluffy the Third"
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pet.save
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assert_not_equal previously_owner_happy_at, pet.owner.happy_at
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ensure
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Pet.belongs_to :owner, :touch => true
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end
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def test_touching_a_record_with_a_belongs_to_that_uses_a_counter_cache_should_update_the_parent
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Pet.belongs_to :owner, :counter_cache => :use_count, :touch => true
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pet = Pet.first
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owner = pet.owner
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owner.update_attribute(:happy_at, (time = 3.days.ago))
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previously_owner_updated_at = owner.updated_at
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pet.name = "I'm a parrot"
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pet.save
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assert_not_equal previously_owner_updated_at, pet.owner.updated_at
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ensure
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Pet.belongs_to :owner, :touch => true
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end
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def test_touching_a_record_touches_parent_record_and_grandparent_record
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Toy.belongs_to :pet, :touch => true
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Pet.belongs_to :owner, :touch => true
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toy = Toy.first
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pet = toy.pet
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owner = pet.owner
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owner.update_attribute(:updated_at, (time = 3.days.ago))
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toy.touch
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owner.reload
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assert_not_equal time, owner.updated_at
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ensure
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Toy.belongs_to :pet
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end
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end
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