Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with
or
.
Download ZIP
tree: 6c1c16bfd9
Fetching contributors…

Cannot retrieve contributors at this time

683 lines (567 sloc) 25.167 kB
require "cases/helper"
require 'models/developer'
require 'models/project'
require 'models/company'
require 'models/topic'
require 'models/reply'
require 'models/computer'
require 'models/customer'
require 'models/order'
require 'models/categorization'
require 'models/category'
require 'models/post'
require 'models/author'
require 'models/comment'
require 'models/tag'
require 'models/tagging'
require 'models/person'
require 'models/reader'
require 'models/parrot'
require 'models/pirate'
require 'models/treasure'
require 'models/price_estimate'
require 'models/club'
require 'models/member'
require 'models/membership'
require 'models/sponsor'
class ProjectWithAfterCreateHook < ActiveRecord::Base
set_table_name 'projects'
has_and_belongs_to_many :developers,
:class_name => "DeveloperForProjectWithAfterCreateHook",
:join_table => "developers_projects",
:foreign_key => "project_id",
:association_foreign_key => "developer_id"
after_create :add_david
def add_david
david = DeveloperForProjectWithAfterCreateHook.find_by_name('David')
david.projects << self
end
end
class DeveloperForProjectWithAfterCreateHook < ActiveRecord::Base
set_table_name 'developers'
has_and_belongs_to_many :projects,
:class_name => "ProjectWithAfterCreateHook",
:join_table => "developers_projects",
:association_foreign_key => "project_id",
:foreign_key => "developer_id"
end
class ProjectWithSymbolsForKeys < ActiveRecord::Base
set_table_name 'projects'
has_and_belongs_to_many :developers,
:class_name => "DeveloperWithSymbolsForKeys",
:join_table => :developers_projects,
:foreign_key => :project_id,
:association_foreign_key => "developer_id"
end
class DeveloperWithSymbolsForKeys < ActiveRecord::Base
set_table_name 'developers'
has_and_belongs_to_many :projects,
:class_name => "ProjectWithSymbolsForKeys",
:join_table => :developers_projects,
:association_foreign_key => :project_id,
:foreign_key => "developer_id"
end
class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase
fixtures :accounts, :companies, :categories, :posts, :categories_posts, :developers, :projects, :developers_projects,
:parrots, :pirates, :treasures, :price_estimates
def test_has_and_belongs_to_many
david = Developer.find(1)
assert !david.projects.empty?
assert_equal 2, david.projects.size
active_record = Project.find(1)
assert !active_record.developers.empty?
assert_equal 3, active_record.developers.size
assert active_record.developers.include?(david)
end
def test_triple_equality
assert !(Array === Developer.find(1).projects)
assert Developer.find(1).projects === Array
end
def test_adding_single
jamis = Developer.find(2)
jamis.projects.reload # causing the collection to load
action_controller = Project.find(2)
assert_equal 1, jamis.projects.size
assert_equal 1, action_controller.developers.size
jamis.projects << action_controller
assert_equal 2, jamis.projects.size
assert_equal 2, jamis.projects(true).size
assert_equal 2, action_controller.developers(true).size
end
def test_adding_type_mismatch
jamis = Developer.find(2)
assert_raise(ActiveRecord::AssociationTypeMismatch) { jamis.projects << nil }
assert_raise(ActiveRecord::AssociationTypeMismatch) { jamis.projects << 1 }
end
def test_adding_from_the_project
jamis = Developer.find(2)
action_controller = Project.find(2)
action_controller.developers.reload
assert_equal 1, jamis.projects.size
assert_equal 1, action_controller.developers.size
action_controller.developers << jamis
assert_equal 2, jamis.projects(true).size
assert_equal 2, action_controller.developers.size
assert_equal 2, action_controller.developers(true).size
end
def test_adding_from_the_project_fixed_timestamp
jamis = Developer.find(2)
action_controller = Project.find(2)
action_controller.developers.reload
assert_equal 1, jamis.projects.size
assert_equal 1, action_controller.developers.size
updated_at = jamis.updated_at
action_controller.developers << jamis
assert_equal updated_at, jamis.updated_at
assert_equal 2, jamis.projects(true).size
assert_equal 2, action_controller.developers.size
assert_equal 2, action_controller.developers(true).size
end
def test_adding_multiple
aredridel = Developer.new("name" => "Aredridel")
aredridel.save
aredridel.projects.reload
aredridel.projects.push(Project.find(1), Project.find(2))
assert_equal 2, aredridel.projects.size
assert_equal 2, aredridel.projects(true).size
end
def test_adding_a_collection
aredridel = Developer.new("name" => "Aredridel")
aredridel.save
aredridel.projects.reload
aredridel.projects.concat([Project.find(1), Project.find(2)])
assert_equal 2, aredridel.projects.size
assert_equal 2, aredridel.projects(true).size
end
def test_adding_uses_default_values_on_join_table
ac = projects(:action_controller)
assert !developers(:jamis).projects.include?(ac)
developers(:jamis).projects << ac
assert developers(:jamis, :reload).projects.include?(ac)
project = developers(:jamis).projects.detect { |p| p == ac }
assert_equal 1, project.access_level.to_i
end
def test_habtm_attribute_access_and_respond_to
project = developers(:jamis).projects[0]
assert project.has_attribute?("name")
assert project.has_attribute?("joined_on")
assert project.has_attribute?("access_level")
assert project.respond_to?("name")
assert project.respond_to?("name=")
assert project.respond_to?("name?")
assert project.respond_to?("joined_on")
# given that the 'join attribute' won't be persisted, I don't
# think we should define the mutators
#assert project.respond_to?("joined_on=")
assert project.respond_to?("joined_on?")
assert project.respond_to?("access_level")
#assert project.respond_to?("access_level=")
assert project.respond_to?("access_level?")
end
def test_habtm_adding_before_save
no_of_devels = Developer.count
no_of_projects = Project.count
aredridel = Developer.new("name" => "Aredridel")
aredridel.projects.concat([Project.find(1), p = Project.new("name" => "Projekt")])
assert aredridel.new_record?
assert p.new_record?
assert aredridel.save
assert !aredridel.new_record?
assert_equal no_of_devels+1, Developer.count
assert_equal no_of_projects+1, Project.count
assert_equal 2, aredridel.projects.size
assert_equal 2, aredridel.projects(true).size
end
def test_habtm_saving_multiple_relationships
new_project = Project.new("name" => "Grimetime")
amount_of_developers = 4
developers = (0...amount_of_developers).collect {|i| Developer.create(:name => "JME #{i}") }.reverse
new_project.developer_ids = [developers[0].id, developers[1].id]
new_project.developers_with_callback_ids = [developers[2].id, developers[3].id]
assert new_project.save
new_project.reload
assert_equal amount_of_developers, new_project.developers.size
assert_equal developers, new_project.developers
end
def test_habtm_unique_order_preserved
assert_equal developers(:poor_jamis, :jamis, :david), projects(:active_record).non_unique_developers
assert_equal developers(:poor_jamis, :jamis, :david), projects(:active_record).developers
end
def test_build
devel = Developer.find(1)
proj = assert_no_queries { devel.projects.build("name" => "Projekt") }
assert !devel.projects.loaded?
assert_equal devel.projects.last, proj
assert devel.projects.loaded?
assert proj.new_record?
devel.save
assert !proj.new_record?
assert_equal devel.projects.last, proj
assert_equal Developer.find(1).projects.sort_by(&:id).last, proj # prove join table is updated
end
def test_build_by_new_record
devel = Developer.new(:name => "Marcel", :salary => 75000)
proj1 = devel.projects.build(:name => "Make bed")
proj2 = devel.projects.build(:name => "Lie in it")
assert_equal devel.projects.last, proj2
assert proj2.new_record?
devel.save
assert !devel.new_record?
assert !proj2.new_record?
assert_equal devel.projects.last, proj2
assert_equal Developer.find_by_name("Marcel").projects.last, proj2 # prove join table is updated
end
def test_create
devel = Developer.find(1)
proj = devel.projects.create("name" => "Projekt")
assert !devel.projects.loaded?
assert_equal devel.projects.last, proj
assert devel.projects.loaded?
assert !proj.new_record?
assert_equal Developer.find(1).projects.sort_by(&:id).last, proj # prove join table is updated
end
def test_create_by_new_record
devel = Developer.new(:name => "Marcel", :salary => 75000)
proj1 = devel.projects.build(:name => "Make bed")
proj2 = devel.projects.build(:name => "Lie in it")
assert_equal devel.projects.last, proj2
assert proj2.new_record?
devel.save
assert !devel.new_record?
assert !proj2.new_record?
assert_equal devel.projects.last, proj2
assert_equal Developer.find_by_name("Marcel").projects.last, proj2 # prove join table is updated
end
def test_creation_respects_hash_condition
post = categories(:general).post_with_conditions.build(:body => '')
assert post.save
assert_equal 'Yet Another Testing Title', post.title
another_post = categories(:general).post_with_conditions.create(:body => '')
assert !another_post.new_record?
assert_equal 'Yet Another Testing Title', another_post.title
end
def test_uniq_after_the_fact
dev = developers(:jamis)
dev.projects << projects(:active_record)
dev.projects << projects(:active_record)
assert_equal 3, dev.projects.size
assert_equal 1, dev.projects.uniq.size
end
def test_uniq_before_the_fact
projects(:active_record).developers << developers(:jamis)
projects(:active_record).developers << developers(:david)
assert_equal 3, projects(:active_record, :reload).developers.size
end
def test_deleting
david = Developer.find(1)
active_record = Project.find(1)
david.projects.reload
assert_equal 2, david.projects.size
assert_equal 3, active_record.developers.size
david.projects.delete(active_record)
assert_equal 1, david.projects.size
assert_equal 1, david.projects(true).size
assert_equal 2, active_record.developers(true).size
end
def test_deleting_array
david = Developer.find(1)
david.projects.reload
david.projects.delete(Project.find(:all))
assert_equal 0, david.projects.size
assert_equal 0, david.projects(true).size
end
def test_deleting_with_sql
david = Developer.find(1)
active_record = Project.find(1)
active_record.developers.reload
assert_equal 3, active_record.developers_by_sql.size
active_record.developers_by_sql.delete(david)
assert_equal 2, active_record.developers_by_sql(true).size
end
def test_deleting_array_with_sql
active_record = Project.find(1)
active_record.developers.reload
assert_equal 3, active_record.developers_by_sql.size
active_record.developers_by_sql.delete(Developer.find(:all))
assert_equal 0, active_record.developers_by_sql(true).size
end
def test_deleting_all
david = Developer.find(1)
david.projects.reload
david.projects.clear
assert_equal 0, david.projects.size
assert_equal 0, david.projects(true).size
end
def test_removing_associations_on_destroy
david = DeveloperWithBeforeDestroyRaise.find(1)
assert !david.projects.empty?
assert_nothing_raised { david.destroy }
assert david.projects.empty?
assert DeveloperWithBeforeDestroyRaise.connection.select_all("SELECT * FROM developers_projects WHERE developer_id = 1").empty?
end
def test_additional_columns_from_join_table
assert_date_from_db Date.new(2004, 10, 10), Developer.find(1).projects.first.joined_on.to_date
end
def test_destroy_all
david = Developer.find(1)
david.projects.reload
assert !david.projects.empty?
david.projects.destroy_all
assert david.projects.empty?
assert david.projects(true).empty?
end
def test_deprecated_push_with_attributes_was_removed
jamis = developers(:jamis)
assert_raise(NoMethodError) do
jamis.projects.push_with_attributes(projects(:action_controller), :joined_on => Date.today)
end
end
def test_associations_with_conditions
assert_equal 3, projects(:active_record).developers.size
assert_equal 1, projects(:active_record).developers_named_david.size
assert_equal 1, projects(:active_record).developers_named_david_with_hash_conditions.size
assert_equal developers(:david), projects(:active_record).developers_named_david.find(developers(:david).id)
assert_equal developers(:david), projects(:active_record).developers_named_david_with_hash_conditions.find(developers(:david).id)
assert_equal developers(:david), projects(:active_record).salaried_developers.find(developers(:david).id)
projects(:active_record).developers_named_david.clear
assert_equal 2, projects(:active_record, :reload).developers.size
end
def test_find_in_association
# Using sql
assert_equal developers(:david), projects(:active_record).developers.find(developers(:david).id), "SQL find"
# Using ruby
active_record = projects(:active_record)
active_record.developers.reload
assert_equal developers(:david), active_record.developers.find(developers(:david).id), "Ruby find"
end
def test_include_uses_array_include_after_loaded
project = projects(:active_record)
developer = project.developers.first
assert_no_queries do
assert project.developers.loaded?
assert project.developers.include?(developer)
end
end
def test_include_checks_if_record_exists_if_target_not_loaded
project = projects(:active_record)
developer = project.developers.first
project.reload
assert ! project.developers.loaded?
assert_queries(1) do
assert project.developers.include?(developer)
end
assert ! project.developers.loaded?
end
def test_include_returns_false_for_non_matching_record_to_verify_scoping
project = projects(:active_record)
developer = Developer.create :name => "Bryan", :salary => 50_000
assert ! project.developers.loaded?
assert ! project.developers.include?(developer)
end
def test_find_in_association_with_custom_finder_sql
assert_equal developers(:david), projects(:active_record).developers_with_finder_sql.find(developers(:david).id), "SQL find"
active_record = projects(:active_record)
active_record.developers_with_finder_sql.reload
assert_equal developers(:david), active_record.developers_with_finder_sql.find(developers(:david).id), "Ruby find"
end
def test_find_in_association_with_custom_finder_sql_and_string_id
assert_equal developers(:david), projects(:active_record).developers_with_finder_sql.find(developers(:david).id.to_s), "SQL find"
end
def test_find_with_merged_options
assert_equal 1, projects(:active_record).limited_developers.size
assert_equal 1, projects(:active_record).limited_developers.find(:all).size
assert_equal 3, projects(:active_record).limited_developers.find(:all, :limit => nil).size
end
def test_dynamic_find_should_respect_association_order
# Developers are ordered 'name DESC, id DESC'
low_id_jamis = developers(:jamis)
middle_id_jamis = developers(:poor_jamis)
high_id_jamis = projects(:active_record).developers.create(:name => 'Jamis')
assert_equal high_id_jamis, projects(:active_record).developers.find(:first, :conditions => "name = 'Jamis'")
assert_equal high_id_jamis, projects(:active_record).developers.find_by_name('Jamis')
end
def test_dynamic_find_order_should_override_association_order
# Developers are ordered 'name DESC, id DESC'
low_id_jamis = developers(:jamis)
middle_id_jamis = developers(:poor_jamis)
high_id_jamis = projects(:active_record).developers.create(:name => 'Jamis')
assert_equal low_id_jamis, projects(:active_record).developers.find(:first, :conditions => "name = 'Jamis'", :order => 'id')
assert_equal low_id_jamis, projects(:active_record).developers.find_by_name('Jamis', :order => 'id')
end
def test_dynamic_find_all_should_respect_association_order
# Developers are ordered 'name DESC, id DESC'
low_id_jamis = developers(:jamis)
middle_id_jamis = developers(:poor_jamis)
high_id_jamis = projects(:active_record).developers.create(:name => 'Jamis')
assert_equal [high_id_jamis, middle_id_jamis, low_id_jamis], projects(:active_record).developers.find(:all, :conditions => "name = 'Jamis'")
assert_equal [high_id_jamis, middle_id_jamis, low_id_jamis], projects(:active_record).developers.find_all_by_name('Jamis')
end
def test_dynamic_find_all_order_should_override_association_order
# Developers are ordered 'name DESC, id DESC'
low_id_jamis = developers(:jamis)
middle_id_jamis = developers(:poor_jamis)
high_id_jamis = projects(:active_record).developers.create(:name => 'Jamis')
assert_equal [low_id_jamis, middle_id_jamis, high_id_jamis], projects(:active_record).developers.find(:all, :conditions => "name = 'Jamis'", :order => 'id')
assert_equal [low_id_jamis, middle_id_jamis, high_id_jamis], projects(:active_record).developers.find_all_by_name('Jamis', :order => 'id')
end
def test_dynamic_find_all_should_respect_association_limit
assert_equal 1, projects(:active_record).limited_developers.find(:all, :conditions => "name = 'Jamis'").length
assert_equal 1, projects(:active_record).limited_developers.find_all_by_name('Jamis').length
end
def test_dynamic_find_all_order_should_override_association_limit
assert_equal 2, projects(:active_record).limited_developers.find(:all, :conditions => "name = 'Jamis'", :limit => 9_000).length
assert_equal 2, projects(:active_record).limited_developers.find_all_by_name('Jamis', :limit => 9_000).length
end
def test_dynamic_find_all_should_respect_readonly_access
projects(:active_record).readonly_developers.each { |d| assert_raise(ActiveRecord::ReadOnlyRecord) { d.save! } if d.valid?}
projects(:active_record).readonly_developers.each { |d| d.readonly? }
end
def test_new_with_values_in_collection
jamis = DeveloperForProjectWithAfterCreateHook.find_by_name('Jamis')
david = DeveloperForProjectWithAfterCreateHook.find_by_name('David')
project = ProjectWithAfterCreateHook.new(:name => "Cooking with Bertie")
project.developers << jamis
project.save!
project.reload
assert project.developers.include?(jamis)
assert project.developers.include?(david)
end
def test_find_in_association_with_options
developers = projects(:active_record).developers.find(:all)
assert_equal 3, developers.size
assert_equal developers(:poor_jamis), projects(:active_record).developers.find(:first, :conditions => "salary < 10000")
assert_equal developers(:jamis), projects(:active_record).developers.find(:first, :order => "salary DESC")
end
def test_replace_with_less
david = developers(:david)
david.projects = [projects(:action_controller)]
assert david.save
assert_equal 1, david.projects.length
end
def test_replace_with_new
david = developers(:david)
david.projects = [projects(:action_controller), Project.new("name" => "ActionWebSearch")]
david.save
assert_equal 2, david.projects.length
assert !david.projects.include?(projects(:active_record))
end
def test_replace_on_new_object
new_developer = Developer.new("name" => "Matz")
new_developer.projects = [projects(:action_controller), Project.new("name" => "ActionWebSearch")]
new_developer.save
assert_equal 2, new_developer.projects.length
end
def test_consider_type
developer = Developer.find(:first)
special_project = SpecialProject.create("name" => "Special Project")
other_project = developer.projects.first
developer.special_projects << special_project
developer.reload
assert developer.projects.include?(special_project)
assert developer.special_projects.include?(special_project)
assert !developer.special_projects.include?(other_project)
end
def test_update_attributes_after_push_without_duplicate_join_table_rows
developer = Developer.new("name" => "Kano")
project = SpecialProject.create("name" => "Special Project")
assert developer.save
developer.projects << project
developer.update_attribute("name", "Bruza")
assert_equal 1, Developer.connection.select_value(<<-end_sql).to_i
SELECT count(*) FROM developers_projects
WHERE project_id = #{project.id}
AND developer_id = #{developer.id}
end_sql
end
def test_updating_attributes_on_non_rich_associations
welcome = categories(:technology).posts.first
welcome.title = "Something else"
assert welcome.save!
end
def test_habtm_respects_select
categories(:technology).select_testing_posts(true).each do |o|
assert_respond_to o, :correctness_marker
end
assert_respond_to categories(:technology).select_testing_posts.find(:first), :correctness_marker
end
def test_updating_attributes_on_rich_associations
david = projects(:action_controller).developers.first
david.name = "DHH"
assert_raises(ActiveRecord::ReadOnlyRecord) { david.save! }
end
def test_updating_attributes_on_rich_associations_with_limited_find_from_reflection
david = projects(:action_controller).selected_developers.first
david.name = "DHH"
assert_nothing_raised { david.save! }
end
def test_updating_attributes_on_rich_associations_with_limited_find
david = projects(:action_controller).developers.find(:all, :select => "developers.*").first
david.name = "DHH"
assert david.save!
end
def test_join_table_alias
assert_equal 3, Developer.find(:all, :include => {:projects => :developers}, :conditions => 'developers_projects_join.joined_on IS NOT NULL').size
end
def test_join_with_group
group = Developer.columns.inject([]) do |g, c|
g << "developers.#{c.name}"
g << "developers_projects_2.#{c.name}"
end
Project.columns.each { |c| group << "projects.#{c.name}" }
assert_equal 3, Developer.find(:all, :include => {:projects => :developers}, :conditions => 'developers_projects_join.joined_on IS NOT NULL', :group => group.join(",")).size
end
def test_get_ids
assert_equal projects(:active_record, :action_controller).map(&:id).sort, developers(:david).project_ids.sort
assert_equal [projects(:active_record).id], developers(:jamis).project_ids
end
def test_assign_ids
developer = Developer.new("name" => "Joe")
developer.project_ids = projects(:active_record, :action_controller).map(&:id)
developer.save
developer.reload
assert_equal 2, developer.projects.length
assert_equal projects(:active_record), developer.projects[0]
assert_equal projects(:action_controller), developer.projects[1]
end
def test_assign_ids_ignoring_blanks
developer = Developer.new("name" => "Joe")
developer.project_ids = [projects(:active_record).id, nil, projects(:action_controller).id, '']
developer.save
developer.reload
assert_equal 2, developer.projects.length
assert_equal projects(:active_record), developer.projects[0]
assert_equal projects(:action_controller), developer.projects[1]
end
def test_select_limited_ids_list
# Set timestamps
Developer.transaction do
Developer.find(:all, :order => 'id').each_with_index do |record, i|
record.update_attributes(:created_at => 5.years.ago + (i * 5.minutes))
end
end
join_base = ActiveRecord::Associations::ClassMethods::JoinDependency::JoinBase.new(Project)
join_dep = ActiveRecord::Associations::ClassMethods::JoinDependency.new(join_base, :developers, nil)
projects = Project.send(:select_limited_ids_list, {:order => 'developers.created_at'}, join_dep)
assert !projects.include?("'"), projects
assert_equal %w(1 2), projects.scan(/\d/).sort
end
def test_scoped_find_on_through_association_doesnt_return_read_only_records
tag = Post.find(1).tags.find_by_name("General")
assert_nothing_raised do
tag.save!
end
end
def test_has_many_through_polymorphic_has_manys_works
assert_equal [10, 20].to_set, pirates(:redbeard).treasure_estimates.map(&:price).to_set
end
def test_symbols_as_keys
developer = DeveloperWithSymbolsForKeys.new(:name => 'David')
project = ProjectWithSymbolsForKeys.new(:name => 'Rails Testing')
project.developers << developer
project.save!
assert_equal 1, project.developers.size
assert_equal 1, developer.projects.size
assert_equal developer, project.developers.find(:first)
assert_equal project, developer.projects.find(:first)
end
end
Jump to Line
Something went wrong with that request. Please try again.