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require "cases/helper"
require 'models/company_in_module'
require 'models/shop'
class ModulesTest < ActiveRecord::TestCase
fixtures :accounts, :companies, :projects, :developers, :collections, :products, :variants
def setup
# need to make sure Object::Firm and Object::Client are not defined,
# so that constantize will not be able to cheat when having to load namespaced classes
@undefined_consts = {}
[:Firm, :Client].each do |const|
@undefined_consts.merge! const => Object.send(:remove_const, const) if Object.const_defined?(const)
end
ActiveRecord::Base.store_full_sti_class = false
end
def teardown
# reinstate the constants that we undefined in the setup
@undefined_consts.each do |constant, value|
Object.send :const_set, constant, value unless value.nil?
end
ActiveRecord::Base.store_full_sti_class = true
end
def test_module_spanning_associations
firm = MyApplication::Business::Firm.find(:first)
assert !firm.clients.empty?, "Firm should have clients"
assert_nil firm.class.table_name.match('::'), "Firm shouldn't have the module appear in its table name"
end
def test_module_spanning_has_and_belongs_to_many_associations
project = MyApplication::Business::Project.find(:first)
project.developers << MyApplication::Business::Developer.create("name" => "John")
assert_equal "John", project.developers.last.name
end
def test_associations_spanning_cross_modules
account = MyApplication::Billing::Account.find(:first, :order => 'id')
assert_kind_of MyApplication::Business::Firm, account.firm
assert_kind_of MyApplication::Billing::Firm, account.qualified_billing_firm
assert_kind_of MyApplication::Billing::Firm, account.unqualified_billing_firm
assert_kind_of MyApplication::Billing::Nested::Firm, account.nested_qualified_billing_firm
assert_kind_of MyApplication::Billing::Nested::Firm, account.nested_unqualified_billing_firm
end
def test_find_account_and_include_company
account = MyApplication::Billing::Account.find(1, :include => :firm)
assert_kind_of MyApplication::Business::Firm, account.instance_variable_get('@firm')
assert_kind_of MyApplication::Business::Firm, account.firm
end
def test_table_name
assert_equal 'accounts', MyApplication::Billing::Account.table_name, 'table_name for ActiveRecord model in module'
assert_equal 'companies', MyApplication::Business::Client.table_name, 'table_name for ActiveRecord model subclass'
assert_equal 'company_contacts', MyApplication::Business::Client::Contact.table_name, 'table_name for ActiveRecord model enclosed by another ActiveRecord model'
end
def test_assign_ids
firm = MyApplication::Business::Firm.first
assert_nothing_raised NameError, "Should be able to resolve all class constants via reflection" do
firm.client_ids = [MyApplication::Business::Client.first.id]
end
end
# need to add an eager loading condition to force the eager loading model into
# the old join model, to test that. See http://dev.rubyonrails.org/ticket/9640
def test_eager_loading_in_modules
clients = []
assert_nothing_raised NameError, "Should be able to resolve all class constants via reflection" do
clients << MyApplication::Business::Client.find(3, :include => {:firm => :account}, :conditions => 'accounts.id IS NOT NULL')
clients << MyApplication::Business::Client.find(3, :include => {:firm => :account})
end
clients.each do |client|
assert_no_queries do
assert_not_nil(client.firm.account)
end
end
end
def test_module_table_name_prefix
assert_equal 'prefixed_companies', MyApplication::Business::Prefixed::Company.table_name, 'inferred table_name for ActiveRecord model in module with table_name_prefix'
assert_equal 'prefixed_companies', MyApplication::Business::Prefixed::Nested::Company.table_name, 'table_name for ActiveRecord model in nested module with a parent table_name_prefix'
assert_equal 'companies', MyApplication::Business::Prefixed::Firm.table_name, 'explicit table_name for ActiveRecord model in module with table_name_prefix should not be prefixed'
end
def test_module_table_name_prefix_with_global_prefix
classes = [ MyApplication::Business::Company,
MyApplication::Business::Firm,
MyApplication::Business::Client,
MyApplication::Business::Client::Contact,
MyApplication::Business::Developer,
MyApplication::Business::Project,
MyApplication::Business::Prefixed::Company,
MyApplication::Business::Prefixed::Nested::Company,
MyApplication::Billing::Account ]
ActiveRecord::Base.table_name_prefix = 'global_'
classes.each(&:reset_table_name)
assert_equal 'global_companies', MyApplication::Business::Company.table_name, 'inferred table_name for ActiveRecord model in module without table_name_prefix'
assert_equal 'prefixed_companies', MyApplication::Business::Prefixed::Company.table_name, 'inferred table_name for ActiveRecord model in module with table_name_prefix'
assert_equal 'prefixed_companies', MyApplication::Business::Prefixed::Nested::Company.table_name, 'table_name for ActiveRecord model in nested module with a parent table_name_prefix'
assert_equal 'companies', MyApplication::Business::Prefixed::Firm.table_name, 'explicit table_name for ActiveRecord model in module with table_name_prefix should not be prefixed'
ensure
ActiveRecord::Base.table_name_prefix = ''
classes.each(&:reset_table_name)
end
def test_compute_type_can_infer_class_name_of_sibling_inside_module
old = ActiveRecord::Base.store_full_sti_class
ActiveRecord::Base.store_full_sti_class = true
assert_equal MyApplication::Business::Firm, MyApplication::Business::Client.send(:compute_type, "Firm")
ensure
ActiveRecord::Base.store_full_sti_class = old
end
def test_nested_models_should_not_raise_exception_when_using_delete_all_dependency_on_association
old = ActiveRecord::Base.store_full_sti_class
ActiveRecord::Base.store_full_sti_class = true
collection = Shop::Collection.find(:first)
assert !collection.products.empty?, "Collection should have products"
assert_nothing_raised { collection.destroy }
ensure
ActiveRecord::Base.store_full_sti_class = old
end
def test_nested_models_should_not_raise_exception_when_using_nullify_dependency_on_association
old = ActiveRecord::Base.store_full_sti_class
ActiveRecord::Base.store_full_sti_class = true
product = Shop::Product.find(:first)
assert !product.variants.empty?, "Product should have variants"
assert_nothing_raised { product.destroy }
ensure
ActiveRecord::Base.store_full_sti_class = old
end
end
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