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require " cases/helper "
require 'models/company_in_module'
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class ModulesTest < ActiveRecord :: TestCase
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fixtures :accounts , :companies , :projects , :developers
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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
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
end
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def test_module_spanning_associations
firm = MyApplication :: Business :: Firm . find ( :first )
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assert ! firm . clients . empty? , " Firm should have clients "
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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 " John " , project . developers . last . name
end
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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
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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
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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
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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
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end