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require 'isolation/abstract_unit'
class LoadingTest < Test::Unit::TestCase
include ActiveSupport::Testing::Isolation
def setup
@prev_rails_env = ENV['RAILS_ENV']
ENV['RAILS_ENV'] = 'development'
build_app
boot_rails
end
def teardown
ENV['RAILS_ENV'] = @prev_rails_env
end
def app
@app ||= Rails.application
end
def test_constants_in_app_are_autoloaded
app_file "app/models/post.rb", <<-MODEL
class Post < ActiveRecord::Base
validates_acceptance_of :title, :accept => "omg"
end
MODEL
require "#{rails_root}/config/environment"
setup_ar!
p = Post.create(:title => 'omg')
assert_equal 1, Post.count
assert_equal 'omg', p.title
p = Post.first
assert_equal 'omg', p.title
end
def test_models_without_table_do_not_panic_on_scope_definitions_when_loaded
app_file "app/models/user.rb", <<-MODEL
class User < ActiveRecord::Base
default_scope where(:published => true)
end
MODEL
require "#{rails_root}/config/environment"
setup_ar!
User
end
test "load config/environments/environment before Bootstrap initializers" do
app_file "config/environments/development.rb", <<-RUBY
AppTemplate::Application.configure do
config.development_environment_loaded = true
end
RUBY
add_to_config <<-RUBY
config.before_initialize do
config.loaded = config.development_environment_loaded
end
RUBY
require "#{app_path}/config/environment"
assert ::AppTemplate::Application.config.loaded
end
def test_descendants_are_cleaned_on_each_request_without_cache_classes
add_to_config <<-RUBY
config.cache_classes = false
RUBY
app_file "app/models/post.rb", <<-MODEL
class Post < ActiveRecord::Base
end
MODEL
app_file 'config/routes.rb', <<-RUBY
AppTemplate::Application.routes.draw do
match '/load', :to => lambda { |env| [200, {}, Post.all] }
match '/unload', :to => lambda { |env| [200, {}, []] }
end
RUBY
require 'rack/test'
extend Rack::Test::Methods
require "#{rails_root}/config/environment"
setup_ar!
assert_equal [], ActiveRecord::Base.descendants
get "/load"
assert_equal [Post], ActiveRecord::Base.descendants
get "/unload"
assert_equal [], ActiveRecord::Base.descendants
end
test "initialize_cant_be_called_twice" do
require "#{app_path}/config/environment"
assert_raise(RuntimeError) { ::AppTemplate::Application.initialize! }
end
protected
def setup_ar!
ActiveRecord::Base.establish_connection(:adapter => "sqlite3", :database => ":memory:")
ActiveRecord::Migration.verbose = false
ActiveRecord::Schema.define(:version => 1) do
create_table :posts do |t|
t.string :title
end
end
end
end
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