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|
require 'abstract_unit'
require 'fixtures/developer'
require 'fixtures/project'
require 'fixtures/company'
require 'fixtures/topic'
require 'fixtures/reply'
require 'fixtures/computer'
require 'fixtures/post'
require 'fixtures/comment'
require 'fixtures/author'
# Can't declare new classes in test case methods, so tests before that
bad_collection_keys = false
begin
class Car < ActiveRecord::Base; has_many :wheels, :name => "wheels"; end
rescue ActiveRecord::ActiveRecordError
bad_collection_keys = true
end
raise "ActiveRecord should have barked on bad collection keys" unless bad_collection_keys
class AssociationsTest < Test::Unit::TestCase
def setup
create_fixtures "accounts", "companies", "developers", "projects", "developers_projects", "computers"
@signals37 = Firm.find(1)
end
def test_force_reload
firm = Firm.new("name" => "A New Firm, Inc")
firm.save
firm.clients.each {|c|} # forcing to load all clients
assert firm.clients.empty?, "New firm shouldn't have client objects"
assert !firm.has_clients?, "New firm shouldn't have clients"
assert_equal 0, firm.clients.size, "New firm should have 0 clients"
client = Client.new("name" => "TheClient.com", "firm_id" => firm.id)
client.save
assert firm.clients.empty?, "New firm should have cached no client objects"
assert !firm.has_clients?, "New firm should have cached a no-clients response"
assert_equal 0, firm.clients.size, "New firm should have cached 0 clients count"
assert !firm.clients(true).empty?, "New firm should have reloaded client objects"
assert_equal 1, firm.clients(true).size, "New firm should have reloaded clients count"
end
def test_storing_in_pstore
require "tmpdir"
store_filename = File.join(Dir.tmpdir, "ar-pstore-association-test")
File.delete(store_filename) if File.exists?(store_filename)
require "pstore"
apple = Firm.create("name" => "Apple")
natural = Client.new("name" => "Natural Company")
apple.clients << natural
db = PStore.new(store_filename)
db.transaction do
db["apple"] = apple
end
db = PStore.new(store_filename)
db.transaction do
assert_equal "Natural Company", db["apple"].clients.first.name
end
end
end
class HasOneAssociationsTest < Test::Unit::TestCase
def setup
create_fixtures "accounts", "companies", "developers", "projects", "developers_projects"
@signals37 = Firm.find(1)
end
def test_has_one
assert_equal @signals37.account, Account.find(1)
assert_equal Account.find(1).credit_limit, @signals37.account.credit_limit
end
def test_triple_equality
assert Account === @signals37.account
end
def test_type_mismatch
assert_raises(ActiveRecord::AssociationTypeMismatch) { @signals37.account = 1 }
assert_raises(ActiveRecord::AssociationTypeMismatch) { @signals37.account = Project.find(1) }
end
def test_natural_assignment
apple = Firm.create("name" => "Apple")
citibank = Account.create("credit_limit" => 10)
apple.account = citibank
assert_equal apple.id, citibank.firm_id
end
def test_natural_assignment_to_nil
old_account_id = @signals37.account.id
@signals37.account = nil
@signals37.save
assert_nil @signals37.account
# account is dependent, therefore is destroyed when reference to owner is lost
assert_raises(ActiveRecord::RecordNotFound) { Account.find(old_account_id) }
end
def test_dependence
firm = Firm.find(1)
assert !firm.account.nil?
firm.destroy
assert_equal 1, Account.find_all.length
end
def test_build
firm = Firm.new("name" => "GlobalMegaCorp")
firm.save
firm.account = account = Account.new("credit_limit" => 1000)
assert_equal account, firm.account
assert account.save
assert_equal account, firm.account
end
def test_build_before_child_saved
firm = Firm.find(1)
account = firm.account.build("credit_limit" => 1000)
assert_equal account, firm.account
assert account.new_record?
assert firm.save
assert_equal account, firm.account
assert !account.new_record?
end
def test_build_before_either_saved
firm = Firm.new("name" => "GlobalMegaCorp")
firm.account = account = Account.new("credit_limit" => 1000)
assert_equal account, firm.account
assert account.new_record?
assert firm.save
assert_equal account, firm.account
assert !account.new_record?
end
def test_failing_build_association
firm = Firm.new("name" => "GlobalMegaCorp")
firm.save
firm.account = account = Account.new
assert_equal account, firm.account
assert !account.save
assert_equal account, firm.account
assert_equal "can't be empty", account.errors.on("credit_limit")
end
def test_create
firm = Firm.new("name" => "GlobalMegaCorp")
firm.save
firm.account = account = Account.create("credit_limit" => 1000)
assert_equal account, firm.account
end
def test_create_before_save
firm = Firm.new("name" => "GlobalMegaCorp")
firm.account = account = Account.create("credit_limit" => 1000)
assert_equal account, firm.account
end
def test_dependence_with_missing_association
Account.destroy_all
firm = Firm.find(1)
assert firm.account.nil?
firm.destroy
end
def test_assignment_before_parent_saved
firm = Firm.new("name" => "GlobalMegaCorp")
firm.account = a = Account.find(1)
assert firm.new_record?
assert_equal a, firm.account
assert firm.save
assert_equal a, firm.account
assert_equal a, firm.account(true)
end
def test_assignment_before_child_saved
firm = Firm.find(1)
firm.account = a = Account.new("credit_limit" => 1000)
assert !a.new_record?
assert_equal a, firm.account
assert_equal a, firm.account
assert_equal a, firm.account(true)
end
def test_assignment_before_either_saved
firm = Firm.new("name" => "GlobalMegaCorp")
firm.account = a = Account.new("credit_limit" => 1000)
assert firm.new_record?
assert a.new_record?
assert_equal a, firm.account
assert firm.save
assert !firm.new_record?
assert !a.new_record?
assert_equal a, firm.account
assert_equal a, firm.account(true)
end
end
class HasManyAssociationsTest < Test::Unit::TestCase
fixtures :accounts, :companies, :developers, :projects, :developers_projects, :topics, :posts, :comments
def setup
@signals37 = Firm.find(1)
end
def force_signal37_to_load_all_clients_of_firm
@signals37.clients_of_firm.each {|f| }
end
def test_counting
assert_equal 2, Firm.find_first.clients.count
end
def test_finding
assert_equal 2, Firm.find_first.clients.length
end
def test_finding_default_orders
assert_equal "Summit", Firm.find_first.clients.first.name
end
def test_finding_with_different_class_name_and_order
assert_equal "Microsoft", Firm.find_first.clients_sorted_desc.first.name
end
def test_finding_with_foreign_key
assert_equal "Microsoft", Firm.find_first.clients_of_firm.first.name
end
def test_finding_with_condition
assert_equal "Microsoft", Firm.find_first.clients_like_ms.first.name
end
def test_finding_using_sql
firm = Firm.find_first
first_client = firm.clients_using_sql.first
assert_not_nil first_client
assert_equal "Microsoft", first_client.name
assert_equal 1, firm.clients_using_sql.size
assert_equal 1, Firm.find_first.clients_using_sql.size
end
def test_counting_using_sql
assert_equal 1, Firm.find_first.clients_using_counter_sql.size
assert_equal 0, Firm.find_first.clients_using_zero_counter_sql.size
end
def test_belongs_to_sanity
c = Client.new
assert_nil c.firm
if c.firm
assert false, "belongs_to failed if check"
end
unless c.firm
else
assert false, "belongs_to failed unless check"
end
end
def test_find_ids
firm = Firm.find_first
assert_raises(ActiveRecord::RecordNotFound) { firm.clients.find }
client = firm.clients.find(2)
assert_kind_of Client, client
client_ary = firm.clients.find([2])
assert_kind_of Array, client_ary
assert_equal client, client_ary.first
client_ary = firm.clients.find(2, 3)
assert_kind_of Array, client_ary
assert_equal 2, client_ary.size
assert_equal client, client_ary.first
assert_raises(ActiveRecord::RecordNotFound) { firm.clients.find(2, 99) }
end
def test_find_all
firm = Firm.find_first
assert_equal firm.clients, firm.clients.find_all
assert_equal 2, firm.clients.find_all("type = 'Client'").length
assert_equal 1, firm.clients.find_all("name = 'Summit'").length
end
def test_find_all_sanitized
firm = Firm.find_first
assert_equal firm.clients.find_all("name = 'Summit'"), firm.clients.find_all(["name = '%s'", "Summit"])
end
def test_find_first
firm = Firm.find_first
assert_equal firm.clients.first, firm.clients.find_first
assert_equal Client.find(2), firm.clients.find_first("type = 'Client'")
end
def test_find_first_sanitized
assert_equal Client.find(2), Firm.find_first.clients.find_first(["type = ?", "Client"])
end
def test_find_in_collection
assert_equal Client.find(2).name, @signals37.clients.find(2).name
assert_raises(ActiveRecord::RecordNotFound) { @signals37.clients.find(6) }
end
def test_adding
force_signal37_to_load_all_clients_of_firm
natural = Client.new("name" => "Natural Company")
@signals37.clients_of_firm << natural
assert_equal 2, @signals37.clients_of_firm.size # checking via the collection
assert_equal 2, @signals37.clients_of_firm(true).size # checking using the db
assert_equal natural, @signals37.clients_of_firm.last
end
def test_adding_a_mismatch_class
assert_raises(ActiveRecord::AssociationTypeMismatch) { @signals37.clients_of_firm << nil }
assert_raises(ActiveRecord::AssociationTypeMismatch) { @signals37.clients_of_firm << 1 }
assert_raises(ActiveRecord::AssociationTypeMismatch) { @signals37.clients_of_firm << Topic.find(1) }
end
def test_adding_a_collection
force_signal37_to_load_all_clients_of_firm
@signals37.clients_of_firm.concat([Client.new("name" => "Natural Company"), Client.new("name" => "Apple")])
assert_equal 3, @signals37.clients_of_firm.size
assert_equal 3, @signals37.clients_of_firm(true).size
end
def test_adding_before_save
no_of_firms = Firm.count
no_of_clients = Client.count
new_firm = Firm.new("name" => "A New Firm, Inc")
new_firm.clients_of_firm.push Client.new("name" => "Natural Company")
new_firm.clients_of_firm << (c = Client.new("name" => "Apple"))
assert new_firm.new_record?
assert c.new_record?
assert_equal 2, new_firm.clients_of_firm.size
assert_equal no_of_firms, Firm.count # Firm was not saved to database.
assert_equal no_of_clients, Client.count # Clients were not saved to database.
assert new_firm.save
assert !new_firm.new_record?
assert !c.new_record?
assert_equal new_firm, c.firm
assert_equal no_of_firms+1, Firm.count # Firm was saved to database.
assert_equal no_of_clients+2, Client.count # Clients were saved to database.
assert_equal 2, new_firm.clients_of_firm.size
assert_equal 2, new_firm.clients_of_firm(true).size
end
def test_invalid_adding
firm = Firm.find(1)
assert !(firm.clients_of_firm << c = Client.new)
assert c.new_record?
assert !firm.save
assert c.new_record?
end
def test_invalid_adding_before_save
no_of_firms = Firm.count
no_of_clients = Client.count
new_firm = Firm.new("name" => "A New Firm, Inc")
new_firm.clients_of_firm.concat([c = Client.new, Client.new("name" => "Apple")])
assert c.new_record?
assert !c.valid?
assert new_firm.valid?
assert !new_firm.save
assert c.new_record?
assert new_firm.new_record?
end
def test_build
new_client = @signals37.clients_of_firm.build("name" => "Another Client")
assert_equal "Another Client", new_client.name
assert new_client.new_record?
assert_equal new_client, @signals37.clients_of_firm.last
assert @signals37.save
assert !new_client.new_record?
assert_equal 2, @signals37.clients_of_firm(true).size
end
def test_build_many
new_clients = @signals37.clients_of_firm.build([{"name" => "Another Client"}, {"name" => "Another Client II"}])
assert_equal 2, new_clients.size
assert @signals37.save
assert_equal 3, @signals37.clients_of_firm(true).size
end
def test_invalid_build
new_client = @signals37.clients_of_firm.build
assert new_client.new_record?
assert !new_client.valid?
assert_equal new_client, @signals37.clients_of_firm.last
assert !@signals37.save
assert new_client.new_record?
assert_equal 1, @signals37.clients_of_firm(true).size
end
def test_create
force_signal37_to_load_all_clients_of_firm
new_client = @signals37.clients_of_firm.create("name" => "Another Client")
assert !new_client.new_record?
assert_equal new_client, @signals37.clients_of_firm.last
assert_equal new_client, @signals37.clients_of_firm(true).last
end
def test_create_many
@signals37.clients_of_firm.create([{"name" => "Another Client"}, {"name" => "Another Client II"}])
assert_equal 3, @signals37.clients_of_firm(true).size
end
def test_deleting
force_signal37_to_load_all_clients_of_firm
@signals37.clients_of_firm.delete(@signals37.clients_of_firm.first)
assert_equal 0, @signals37.clients_of_firm.size
assert_equal 0, @signals37.clients_of_firm(true).size
end
def test_deleting_before_save
new_firm = Firm.new("name" => "A New Firm, Inc.")
new_client = new_firm.clients_of_firm.build("name" => "Another Client")
assert_equal 1, new_firm.clients_of_firm.size
new_firm.clients_of_firm.delete(new_client)
assert_equal 0, new_firm.clients_of_firm.size
end
def test_deleting_a_collection
force_signal37_to_load_all_clients_of_firm
@signals37.clients_of_firm.create("name" => "Another Client")
assert_equal 2, @signals37.clients_of_firm.size
#@signals37.clients_of_firm.clear
@signals37.clients_of_firm.delete([@signals37.clients_of_firm[0], @signals37.clients_of_firm[1]])
assert_equal 0, @signals37.clients_of_firm.size
assert_equal 0, @signals37.clients_of_firm(true).size
end
def test_deleting_a_association_collection
force_signal37_to_load_all_clients_of_firm
@signals37.clients_of_firm.create("name" => "Another Client")
assert_equal 2, @signals37.clients_of_firm.size
@signals37.clients_of_firm.clear
assert_equal 0, @signals37.clients_of_firm.size
assert_equal 0, @signals37.clients_of_firm(true).size
end
def test_deleting_a_item_which_is_not_in_the_collection
force_signal37_to_load_all_clients_of_firm
summit = Client.find_first("name = 'Summit'")
@signals37.clients_of_firm.delete(summit)
assert_equal 1, @signals37.clients_of_firm.size
assert_equal 1, @signals37.clients_of_firm(true).size
assert_equal 2, summit.client_of
end
def test_deleting_type_mismatch
david = Developer.find(1)
david.projects.reload
assert_raises(ActiveRecord::AssociationTypeMismatch) { david.projects.delete(1) }
end
def test_deleting_self_type_mismatch
david = Developer.find(1)
david.projects.reload
assert_raises(ActiveRecord::AssociationTypeMismatch) { david.projects.delete(Project.find(1).developers) }
end
def test_destroy_all
force_signal37_to_load_all_clients_of_firm
assert !@signals37.clients_of_firm.empty?, "37signals has clients after load"
@signals37.clients_of_firm.destroy_all
assert @signals37.clients_of_firm.empty?, "37signals has no clients after destroy all"
assert @signals37.clients_of_firm(true).empty?, "37signals has no clients after destroy all and refresh"
end
def test_dependence
assert_equal 2, Client.find_all.size
Firm.find_first.destroy
assert Client.find_all.empty?
end
def test_destroy_dependent_when_deleted_from_association
firm = Firm.find_first
assert_equal 2, firm.clients.size
client = firm.clients.first
firm.clients.delete(client)
assert_raise(ActiveRecord::RecordNotFound) { Client.find(client.id) }
assert_raise(ActiveRecord::RecordNotFound) { firm.clients.find(client.id) }
assert_equal 1, firm.clients.size
end
def test_three_levels_of_dependence
topic = Topic.create "title" => "neat and simple"
reply = topic.replies.create "title" => "neat and simple", "content" => "still digging it"
silly_reply = reply.silly_replies.create "title" => "neat and simple", "content" => "ain't complaining"
assert_nothing_raised { topic.destroy }
end
def test_dependence_with_transaction_support_on_failure
assert_equal 2, Client.find_all.length
firm = Firm.find_first
clients = firm.clients
clients.last.instance_eval { def before_destroy() raise "Trigger rollback" end }
firm.destroy rescue "do nothing"
assert_equal 2, Client.find_all.length
end
def test_dependence_on_account
assert_equal 2, Account.find_all.length
@signals37.destroy
assert_equal 1, Account.find_all.length
end
def test_included_in_collection
assert @signals37.clients.include?(Client.find(2))
end
def test_adding_array_and_collection
assert_nothing_raised { Firm.find_first.clients + Firm.find_all.last.clients }
end
def test_eager_association_loading_with_one_association
posts = Post.find(:all, :include => :comments)
assert_equal 2, posts.first.comments.size
assert_equal @greetings.body, posts.first.comments.first.body
post = Post.find(:first, :include => :comments, :conditions => "posts.title = 'Welcome to the weblog'")
assert_equal 2, post.comments.size
assert_equal @greetings.body, post.comments.first.body
end
def test_eager_association_loading_with_multiple_associations
posts = Post.find(:all, :include => [ :comments, :author ])
assert_equal 2, posts.first.comments.size
assert_equal @greetings.body, posts.first.comments.first.body
end
def xtest_eager_association_loading_with_belongs_to
comments = Comment.find(:all, :include => :post)
assert_equal @welcome.title, comments.first.post.title
assert_equal @thinking.title, comments.last.post.title
end
end
class BelongsToAssociationsTest < Test::Unit::TestCase
fixtures :accounts, :companies, :developers, :projects, :topics
def setup
create_fixtures "developers_projects"
@signals37 = Firm.find(1)
end
def test_belongs_to
Client.find(3).firm.name
assert_equal @signals37.name, Client.find(3).firm.name
assert !Client.find(3).firm.nil?, "Microsoft should have a firm"
end
def test_type_mismatch
assert_raise(ActiveRecord::AssociationTypeMismatch) { Account.find(1).firm = 1 }
assert_raise(ActiveRecord::AssociationTypeMismatch) { Account.find(1).firm = Project.find(1) }
end
def test_natural_assignment
apple = Firm.create("name" => "Apple")
citibank = Account.create("credit_limit" => 10)
citibank.firm = apple
assert_equal apple.id, citibank.firm_id
end
def test_natural_assignment_to_nil
client = Client.find(3)
client.firm = nil
client.save
assert_nil client.firm(true)
assert_nil client.client_of
end
def test_with_different_class_name
assert_equal Company.find(1).name, Company.find(3).firm_with_other_name.name
assert_not_nil Company.find(3).firm_with_other_name, "Microsoft should have a firm"
end
def test_with_condition
assert_equal Company.find(1).name, Company.find(3).firm_with_condition.name
assert_not_nil Company.find(3).firm_with_condition, "Microsoft should have a firm"
end
def test_belongs_to_counter
debate = Topic.create("title" => "debate")
assert_equal 0, debate.send(:read_attribute, "replies_count"), "No replies yet"
trash = debate.replies.create("title" => "blah!", "content" => "world around!")
assert_equal 1, Topic.find(debate.id).send(:read_attribute, "replies_count"), "First reply created"
trash.destroy
assert_equal 0, Topic.find(debate.id).send(:read_attribute, "replies_count"), "First reply deleted"
end
def test_assignment_before_parent_saved
client = Client.find_first
apple = Firm.new("name" => "Apple")
client.firm = apple
assert_equal apple, client.firm
assert apple.new_record?
assert client.save
assert apple.save
assert !apple.new_record?
assert_equal apple, client.firm
assert_equal apple, client.firm(true)
end
def test_assignment_before_child_saved
final_cut = Client.new("name" => "Final Cut")
firm = Firm.find(1)
final_cut.firm = firm
assert final_cut.new_record?
assert final_cut.save
assert !final_cut.new_record?
assert !firm.new_record?
assert_equal firm, final_cut.firm
assert_equal firm, final_cut.firm(true)
end
def test_assignment_before_either_saved
final_cut = Client.new("name" => "Final Cut")
apple = Firm.new("name" => "Apple")
final_cut.firm = apple
assert final_cut.new_record?
assert apple.new_record?
assert final_cut.save
assert !final_cut.new_record?
assert !apple.new_record?
assert_equal apple, final_cut.firm
assert_equal apple, final_cut.firm(true)
end
def test_new_record_with_foreign_key_but_no_object
c = Client.new("firm_id" => 1)
assert_equal Firm.find_first, c.firm_with_basic_id
end
def test_forgetting_the_load_when_foreign_key_enters_late
c = Client.new
assert_nil c.firm_with_basic_id
c.firm_id = 1
assert_equal Firm.find_first, c.firm_with_basic_id
end
def test_field_name_same_as_foreign_key
computer = Computer.find 1
assert_not_nil computer.developer, ":foreign key == attribute didn't lock up"
end
def xtest_counter_cache
apple = Firm.create("name" => "Apple")
final_cut = apple.clients.create("name" => "Final Cut")
apple.clients.to_s
assert_equal 1, apple.clients.size, "Created one client"
apple.companies_count = 2
apple.save
apple = Firm.find_first("name = 'Apple'")
assert_equal 2, apple.clients.size, "Should use the new cached number"
apple.clients.to_s
assert_equal 1, apple.clients.size, "Should not use the cached number, but go to the database"
end
end
class HasAndBelongsToManyAssociationsTest < Test::Unit::TestCase
def setup
@accounts, @companies, @developers, @projects, @developers_projects =
create_fixtures "accounts", "companies", "developers", "projects", "developers_projects"
@signals37 = Firm.find(1)
end
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 2, active_record.developers.size
assert_equal david.name, active_record.developers.first.name
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_multiple
aredridel = Developer.new("name" => "Aridridel")
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" => "Aridridel")
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_habtm_adding_before_save
no_of_devels = Developer.count
no_of_projects = Project.count
aredridel = Developer.new("name" => "Aridridel")
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_adding_before_save_with_join_attributes
no_of_devels = Developer.count
no_of_projects = Project.count
now = Date.today
ken = Developer.new("name" => "Ken")
ken.projects.push_with_attributes( Project.find(1), :joined_on => now )
p = Project.new("name" => "Foomatic")
ken.projects.push_with_attributes( p, :joined_on => now )
assert ken.new_record?
assert p.new_record?
assert ken.save
assert !ken.new_record?
assert_equal no_of_devels+1, Developer.count
assert_equal no_of_projects+1, Project.count
assert_equal 2, ken.projects.size
assert_equal 2, ken.projects(true).size
kenReloaded = Developer.find_by_name 'Ken'
kenReloaded.projects.each { |prj| assert_equal(now.to_s, prj.joined_on.to_s) }
end
def test_build
devel = Developer.find(1)
proj = devel.projects.build("name" => "Projekt")
assert_equal devel.projects.last, proj
assert proj.new_record?
devel.save
assert !proj.new_record?
assert_equal devel.projects.last, proj
end
def test_create
devel = Developer.find(1)
proj = devel.projects.create("name" => "Projekt")
assert_equal devel.projects.last, proj
assert !proj.new_record?
end
def test_uniq_after_the_fact
@developers["jamis"].find.projects << @projects["active_record"].find
@developers["jamis"].find.projects << @projects["active_record"].find
assert_equal 3, @developers["jamis"].find.projects.size
assert_equal 1, @developers["jamis"].find.projects.uniq.size
end
def test_uniq_before_the_fact
@projects["active_record"].find.developers << @developers["jamis"].find
@projects["active_record"].find.developers << @developers["david"].find
assert_equal 2, @projects["active_record"].find.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 2, active_record.developers.size
david.projects.delete(active_record)
assert_equal 1, david.projects.size
assert_equal 1, david.projects(true).size
assert_equal 1, 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_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
Developer.find(1).destroy
assert Developer.connection.select_all("SELECT * FROM developers_projects WHERE developer_id = 1").empty?
end
def test_additional_columns_from_join_table
assert_equal Date.new(2004, 10, 10).to_s, Developer.find(1).projects.first.joined_on.to_s
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_rich_association
@jamis = @developers["jamis"].find
@jamis.projects.push_with_attributes(@projects["action_controller"].find, :joined_on => Date.today)
assert_equal Date.today.to_s, @jamis.projects.select { |p| p.name == @projects["action_controller"]["name"] }.first.joined_on.to_s
assert_equal Date.today.to_s, @developers["jamis"].find.projects.select { |p| p.name == @projects["action_controller"]["name"] }.first.joined_on.to_s
end
def test_associations_with_conditions
assert_equal 2, @projects["active_record"].find.developers.size
assert_equal 1, @projects["active_record"].find.developers_named_david.size
@projects["active_record"].find.developers_named_david.clear
assert_equal 1, @projects["active_record"].find.developers.size
end
def test_find_in_association
# Using sql
assert_equal @developers["david"].find, @projects["active_record"].find.developers.find(@developers["david"]["id"]), "SQL find"
# Using ruby
@active_record = @projects["active_record"].find
@active_record.developers.reload
assert_equal @developers["david"].find, @active_record.developers.find(@developers["david"]["id"]), "Ruby find"
end
end
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