https://github.com/rmagick/rmagick/pull/1712

From 4f072008e8fe3cb97d6d537dd7d0a44b9a1b5be1 Mon Sep 17 00:00:00 2001
From: Shizuo Fujita <fujita@clear-code.com>
Date: Wed, 15 Oct 2025 10:58:26 +0900
Subject: [PATCH] CI: Support Ruby 3.5

--- a/spec/magick_spec.rb
+++ b/spec/magick_spec.rb
@@ -76,7 +76,14 @@
             img.new_image(200, 200, Magick::GradientFill.new(100, 50, 100, 50, 'khaki1', 'turquoise'))
             img.resize(20, 20)
           end
-          r.take
+
+          if r.respond_to?(:take)
+            r.take
+          else
+            # Ractor#take was replaced at Ruby 3.5.
+            # https://bugs.ruby-lang.org/issues/21262
+            r.join
+          end
         end.not_to raise_error
 
         expect do
@@ -90,7 +97,14 @@
             gc.text(5, 20, "'20,20'")
             gc.draw(img)
           end
-          r.take
+
+          if r.respond_to?(:take)
+            r.take
+          else
+            # Ractor#take was replaced at Ruby 3.5.
+            # https://bugs.ruby-lang.org/issues/21262
+            r.join
+          end
         end.not_to raise_error
 
         unless RUBY_PLATFORM.include?('mingw')
@@ -99,7 +113,14 @@
             r = Ractor.new do
               Magick.formats # rubocop:disable RSpec/DescribedClass
             end
-            r.take
+
+            if r.respond_to?(:take)
+              r.take
+            else
+              # Ractor#take was replaced at Ruby 3.5.
+              # https://bugs.ruby-lang.org/issues/21262
+              r.join
+            end
           end.not_to raise_error
         end
       end