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-rw-r--r--activerecord/test/cases/inheritance_test.rb72
1 files changed, 58 insertions, 14 deletions
diff --git a/activerecord/test/cases/inheritance_test.rb b/activerecord/test/cases/inheritance_test.rb
index 189066eb41..0338669016 100644
--- a/activerecord/test/cases/inheritance_test.rb
+++ b/activerecord/test/cases/inheritance_test.rb
@@ -1,10 +1,11 @@
-require "cases/helper"
+require 'cases/helper'
require 'models/company'
require 'models/person'
require 'models/post'
require 'models/project'
require 'models/subscriber'
require 'models/vegetables'
+require 'models/shop'
class InheritanceTest < ActiveRecord::TestCase
fixtures :companies, :projects, :subscribers, :accounts, :vegetables
@@ -21,7 +22,7 @@ class InheritanceTest < ActiveRecord::TestCase
company = Company.first
company = company.dup
company.extend(Module.new {
- def read_attribute(name)
+ def _read_attribute(name)
return ' ' if name == 'type'
super
end
@@ -68,6 +69,7 @@ class InheritanceTest < ActiveRecord::TestCase
end
def test_company_descends_from_active_record
+ assert !ActiveRecord::Base.descends_from_active_record?
assert AbstractCompany.descends_from_active_record?, 'AbstractCompany should descend from ActiveRecord::Base'
assert Company.descends_from_active_record?, 'Company should descend from ActiveRecord::Base'
assert !Class.new(Company).descends_from_active_record?, 'Company subclass should not descend from ActiveRecord::Base'
@@ -93,16 +95,8 @@ class InheritanceTest < ActiveRecord::TestCase
end
def test_a_bad_type_column
- #SQLServer need to turn Identity Insert On before manually inserting into the Identity column
- if current_adapter?(:SybaseAdapter)
- Company.connection.execute "SET IDENTITY_INSERT companies ON"
- end
Company.connection.insert "INSERT INTO companies (id, #{QUOTED_TYPE}, name) VALUES(100, 'bad_class!', 'Not happening')"
- #We then need to turn it back Off before continuing.
- if current_adapter?(:SybaseAdapter)
- Company.connection.execute "SET IDENTITY_INSERT companies OFF"
- end
assert_raise(ActiveRecord::SubclassNotFound) { Company.find(100) }
end
@@ -127,6 +121,17 @@ class InheritanceTest < ActiveRecord::TestCase
assert_kind_of Cabbage, cabbage
end
+ def test_alt_becomes_bang_resets_inheritance_type_column
+ vegetable = Vegetable.create!(name: "Red Pepper")
+ assert_nil vegetable.custom_type
+
+ cabbage = vegetable.becomes!(Cabbage)
+ assert_equal "Cabbage", cabbage.custom_type
+
+ vegetable = cabbage.becomes!(Vegetable)
+ assert_nil cabbage.custom_type
+ end
+
def test_inheritance_find_all
companies = Company.all.merge!(:order => 'id').to_a
assert_kind_of Firm, companies[0], "37signals should be a firm"
@@ -171,6 +176,20 @@ class InheritanceTest < ActiveRecord::TestCase
assert_equal Firm, firm.class
end
+ def test_new_with_abstract_class
+ e = assert_raises(NotImplementedError) do
+ AbstractCompany.new
+ end
+ assert_equal("AbstractCompany is an abstract class and cannot be instantiated.", e.message)
+ end
+
+ def test_new_with_ar_base
+ e = assert_raises(NotImplementedError) do
+ ActiveRecord::Base.new
+ end
+ assert_equal("ActiveRecord::Base is an abstract class and cannot be instantiated.", e.message)
+ end
+
def test_new_with_invalid_type
assert_raise(ActiveRecord::SubclassNotFound) { Company.new(:type => 'InvalidType') }
end
@@ -179,10 +198,25 @@ class InheritanceTest < ActiveRecord::TestCase
assert_raise(ActiveRecord::SubclassNotFound) { Company.new(:type => 'Account') }
end
+ def test_new_with_complex_inheritance
+ assert_nothing_raised { Client.new(type: 'VerySpecialClient') }
+ end
+
+ def test_new_with_autoload_paths
+ path = File.expand_path('../../models/autoloadable', __FILE__)
+ ActiveSupport::Dependencies.autoload_paths << path
+
+ firm = Company.new(:type => 'ExtraFirm')
+ assert_equal ExtraFirm, firm.class
+ ensure
+ ActiveSupport::Dependencies.autoload_paths.reject! { |p| p == path }
+ ActiveSupport::Dependencies.clear
+ end
+
def test_inheritance_condition
- assert_equal 10, Company.count
+ assert_equal 11, Company.count
assert_equal 2, Firm.count
- assert_equal 4, Client.count
+ assert_equal 5, Client.count
end
def test_alt_inheritance_condition
@@ -283,8 +317,12 @@ class InheritanceTest < ActiveRecord::TestCase
assert_kind_of SpecialSubscriber, SpecialSubscriber.find("webster132")
assert_nothing_raised { s = SpecialSubscriber.new("name" => "And breaaaaathe!"); s.id = 'roger'; s.save }
end
-end
+ def test_scope_inherited_properly
+ assert_nothing_raised { Company.of_first_firm }
+ assert_nothing_raised { Client.of_first_firm }
+ end
+end
class InheritanceComputeTypeTest < ActiveRecord::TestCase
fixtures :companies
@@ -293,7 +331,7 @@ class InheritanceComputeTypeTest < ActiveRecord::TestCase
ActiveSupport::Dependencies.log_activity = true
end
- def teardown
+ teardown do
ActiveSupport::Dependencies.log_activity = false
self.class.const_remove :FirmOnTheFly rescue nil
Firm.const_remove :FirmOnTheFly rescue nil
@@ -322,4 +360,10 @@ class InheritanceComputeTypeTest < ActiveRecord::TestCase
ensure
ActiveRecord::Base.store_full_sti_class = true
end
+
+ def test_sti_type_from_attributes_disabled_in_non_sti_class
+ phone = Shop::Product::Type.new(name: 'Phone')
+ product = Shop::Product.new(:type => phone)
+ assert product.save
+ end
end