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# frozen_string_literal: true
require "abstract_unit"
class RouteHelperIntegrationTest < ActionDispatch::IntegrationTest
def self.routes
@routes ||= ActionDispatch::Routing::RouteSet.new
end
class FakeACBase < ActionController::Base
# Normally done by app initialization to ActionController::Base
app = RouteHelperIntegrationTest
extend ::AbstractController::Railties::RoutesHelpers.with(app.routes)
end
class ApplicationController < FakeACBase
end
class FooController < ApplicationController
end
# We define many routes in these modules after they have been included into
# the controllers. For boot performance, it's important that we don't
# duplicate these modules and make method cache invalidation expensive.
# https://github.com/rails/rails/pull/37927
test "only includes one module with route helpers" do
app = self.class
url_helpers_module = app.routes.named_routes.url_helpers_module
path_helpers_module = app.routes.named_routes.path_helpers_module
assert_operator FooController, :<, url_helpers_module
assert_operator ApplicationController, :<, url_helpers_module
assert_not_operator FakeACBase, :<, url_helpers_module
assert_operator FooController, :<, path_helpers_module
assert_operator ApplicationController, :<, path_helpers_module
assert_not_operator FakeACBase, :<, path_helpers_module
included_modules = FooController.ancestors.grep_v(Class)
included_modules -= [url_helpers_module, path_helpers_module]
modules_with_routes = included_modules.select do |mod|
mod < url_helpers_module || mod < path_helpers_module
end
assert_equal 1, modules_with_routes.size
end
end
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