require "abstract_unit" module BareMetalTest class BareController < ActionController::Metal def index self.response_body = "Hello world" end end class BareTest < ActiveSupport::TestCase test "response body is a Rack-compatible response" do status, headers, body = BareController.action(:index).call(Rack::MockRequest.env_for("/")) assert_equal 200, status string = "" body.each do |part| assert part.is_a?(String), "Each part of the body must be a String" string << part end assert_kind_of Hash, headers, "Headers must be a Hash" assert headers["Content-Type"], "Content-Type must exist" assert_equal "Hello world", string end test "response_body value is wrapped in an array when the value is a String" do controller = BareController.new controller.set_request!(ActionDispatch::Request.empty) controller.set_response!(BareController.make_response!(controller.request)) controller.index assert_equal ["Hello world"], controller.response_body end test "connect a request to controller instance without dispatch" do env = {} controller = BareController.new controller.set_request! ActionDispatch::Request.new(env) assert controller.request end end class HeadController < ActionController::Metal include ActionController::Head def index head :not_found end def continue self.content_type = "text/html" head 100 end def switching_protocols self.content_type = "text/html" head 101 end def processing self.content_type = "text/html" head 102 end def no_content self.content_type = "text/html" head 204 end def reset_content self.content_type = "text/html" head 205 end def not_modified self.content_type = "text/html" head 304 end end class HeadTest < ActiveSupport::TestCase test "head works on its own" do status = HeadController.action(:index).call(Rack::MockRequest.env_for("/")).first assert_equal 404, status end test "head :continue (100) does not return a content-type header" do headers = HeadController.action(:continue).call(Rack::MockRequest.env_for("/")).second assert_nil headers['Content-Type'] assert_nil headers['Content-Length'] end test "head :switching_protocols (101) does not return a content-type header" do headers = HeadController.action(:switching_protocols).call(Rack::MockRequest.env_for("/")).second assert_nil headers['Content-Type'] assert_nil headers['Content-Length'] end test "head :processing (102) does not return a content-type header" do headers = HeadController.action(:processing).call(Rack::MockRequest.env_for("/")).second assert_nil headers['Content-Type'] assert_nil headers['Content-Length'] end test "head :no_content (204) does not return a content-type header" do headers = HeadController.action(:no_content).call(Rack::MockRequest.env_for("/")).second assert_nil headers['Content-Type'] assert_nil headers['Content-Length'] end test "head :reset_content (205) does not return a content-type header" do headers = HeadController.action(:reset_content).call(Rack::MockRequest.env_for("/")).second assert_nil headers['Content-Type'] assert_nil headers['Content-Length'] end test "head :not_modified (304) does not return a content-type header" do headers = HeadController.action(:not_modified).call(Rack::MockRequest.env_for("/")).second assert_nil headers['Content-Type'] assert_nil headers['Content-Length'] end test "head :no_content (204) does not return any content" do content = body(HeadController.action(:no_content).call(Rack::MockRequest.env_for("/"))) assert_empty content end test "head :reset_content (205) does not return any content" do content = body(HeadController.action(:reset_content).call(Rack::MockRequest.env_for("/"))) assert_empty content end test "head :not_modified (304) does not return any content" do content = body(HeadController.action(:not_modified).call(Rack::MockRequest.env_for("/"))) assert_empty content end test "head :continue (100) does not return any content" do content = body(HeadController.action(:continue).call(Rack::MockRequest.env_for("/"))) assert_empty content end test "head :switching_protocols (101) does not return any content" do content = body(HeadController.action(:switching_protocols).call(Rack::MockRequest.env_for("/"))) assert_empty content end test "head :processing (102) does not return any content" do content = body(HeadController.action(:processing).call(Rack::MockRequest.env_for("/"))) assert_empty content end def body(rack_response) buf = [] rack_response[2].each { |x| buf << x } buf.join end end class BareControllerTest < ActionController::TestCase test "GET index" do get :index assert_equal "Hello world", @response.body end end end