Updates for Puma 6

Gemfile

@@ -79,7 +79,7 @@ end
 
 # Action Cable
 group :cable do
-  gem "puma", require: false
+  gem "puma", ">= 5.0.3", require: false
 
   gem "redis", ">= 4.0.1", require: false
 

Gemfile.lock

@@ -372,7 +372,7 @@ GEM
       rack
       railties (>= 7.0.0.alpha2)
     public_suffix (4.0.6)
-    puma (5.5.2)
+    puma (5.6.5)
       nio4r (~> 2.0)
     queue_classic (4.0.0)
       pg (>= 1.1, < 2.0)
@@ -587,7 +587,7 @@ DEPENDENCIES
   nokogiri (>= 1.8.1, != 1.11.0)
   pg (~> 1.3)
   propshaft (>= 0.1.7)
-  puma
+  puma (>= 5.0.3)
   queue_classic (>= 4.0.0)
   racc (>= 1.4.6)
   rack-cache (~> 1.2)

actioncable/test/client_test.rb

@@ -74,10 +74,15 @@ def setup
   end
 
   def with_puma_server(rack_app = ActionCable.server, port = 3099)
-    server = ::Puma::Server.new(rack_app, ::Puma::Events.strings)
+    opts = { min_threads: 1, max_threads: 4 }
+    server = if Puma::Const::PUMA_VERSION >= "6"
+      opts[:log_writer] = ::Puma::LogWriter.strings
+      ::Puma::Server.new(rack_app, nil, opts)
+    else
+      # Puma >= 5.0.3
+      ::Puma::Server.new(rack_app, ::Puma::Events.strings, opts)
+    end
     server.add_tcp_listener "127.0.0.1", port
-    server.min_threads = 1
-    server.max_threads = 4
 
     thread = server.run