spec/flipper/adapters/http_spec.rb in flipper-1.2.2 vs spec/flipper/adapters/http_spec.rb in flipper-1.3.0.pre

@@ -1,9 +1,18 @@
 require 'flipper/adapters/http'
 require 'flipper/adapters/pstore'
-require 'rack/handler/webrick'
 
+rack_handler = begin
+  # Rack 3+
+  require 'rackup/handler/webrick'
+  Rackup::Handler::WEBrick
+rescue LoadError
+  require 'rack/handler/webrick'
+  Rack::Handler::WEBrick
+end
+
+
 FLIPPER_SPEC_API_PORT = ENV.fetch('FLIPPER_SPEC_API_PORT', 9001).to_i
 
 RSpec.describe Flipper::Adapters::Http do
   default_options = {
     url: "http://localhost:#{FLIPPER_SPEC_API_PORT}",
@@ -34,10 +43,10 @@
           AccessLog: [
             [log_path.open('w'), WEBrick::AccessLog::COMBINED_LOG_FORMAT],
           ],
         }
         @server = WEBrick::HTTPServer.new(server_options)
-        @server.mount '/', Rack::Handler::WEBrick, app
+        @server.mount '/', rack_handler, app
 
         Thread.new { @server.start }
         Timeout.timeout(1) { :wait until @started }
       end