module MiniTestSpecRails module Init module ActiveSupportBehavior extend ActiveSupport::Concern included do extend MiniTest::Spec::DSL include MiniTestSpecRails::DSL include ActiveSupport::Testing::ConstantLookup extend Descriptions register_spec_type(self) { |desc| desc.is_a?(Class) } end module Descriptions def described_class determine_constant_from_test_name(name) do |constant| constant.is_a?(Class) end end end if Minitest::VERSION < '5.3.3' def initialize(*args) Thread.current[:current_spec] = self super end end end end end ActiveSupport::TestCase.send :include, MiniTestSpecRails::Init::ActiveSupportBehavior