JezK
Edit File: test_railtie.rb
require 'test_helper' require "rails" require 'mongo_mapper/railtie' class TestRailtie < Test::Unit::TestCase def expect_descendants(expectation) # Keep expectation a string so we don't accidentally load in a class Railtie::Parent.descendants.map(&:to_s).sort.should == expectation.sort end def run_initializer(mod, name) initializer = mod.initializers.detect do |i| i.name == name end initializer.block.arity == -1 ? initializer.run : initializer.run(FakeRails) # mongo_mapper.prepare_dispatcher takes a Rails app as its one arg, # set_clear_dependencies_hook takes no args end def load_autoloaded_class Railtie::Autoloaded.presence end class FakeRails def self.config return Class.new { def cache_classes ; false ; end }.new end end context "Railtie" do include Rails::Application::Bootstrap setup do require 'support/railtie' require 'support/railtie/parent' require 'support/railtie/not_autoloaded' ActiveSupport::Dependencies.autoload_paths << File.join(File.dirname(__FILE__), '..', 'support') # These initializers don't actually run anything, they just register cleanup and prepare hooks run_initializer Rails::Application::Bootstrap, :set_clear_dependencies_hook run_initializer MongoMapper::Railtie, 'mongo_mapper.prepare_dispatcher' end should "not clear ActiveSupport::DescendantsTracker" do expect_descendants %w( Railtie::NotAutoloaded ) load_autoloaded_class expect_descendants %w( Railtie::NotAutoloaded Railtie::Autoloaded ) ActionDispatch::Reloader.cleanup! # cleanup 'last request' expect_descendants %w( Railtie::NotAutoloaded ) load_autoloaded_class expect_descendants %w( Railtie::NotAutoloaded Railtie::Autoloaded ) ActionDispatch::Reloader.prepare! # prepare 'next request' expect_descendants %w( Railtie::NotAutoloaded Railtie::Autoloaded ) end end end