ci: test against a compatible connection_pool version

Appraisals

@@ -8,36 +8,45 @@ appraise "rack_2" do
   gem "rack", "~> 2.0"
 end
 
-appraise 'rails_8-1' do
-  gem 'railties', '~> 8.1.0'
+appraise "rails_8-1" do
+  gem "railties", "~> 8.1.0"
 end
 
-appraise 'rails_8-0' do
-  gem 'railties', '~> 8.0.0'
+appraise "rails_8-0" do
+  gem "railties", "~> 8.0.0"
 end
 
-appraise 'rails_7-2' do
-  gem 'railties', '~> 7.2.0'
+appraise "rails_7-2" do
+  gem "railties", "~> 7.2.0"
 end
 
-appraise 'rails_7-1' do
-  gem 'railties', '~> 7.1.0'
+appraise "rails_7-1" do
+  gem "railties", "~> 7.1.0"
 end
 
-appraise 'rails_7-0' do
-  gem 'railties', '~> 7.0.0'
+appraise "rails_7-0" do
+  gem "railties", "~> 7.0.0"
 end
 
-appraise 'dalli3' do
-  gem 'dalli', '~> 3.0'
+appraise "dalli3" do
+  # Direct version requirement on connection_pool
+  # can be removed once https://github.com/petergoldstein/dalli/pull/1049 is fixed and released
+  gem "connection_pool", "~> 2.5"
+  gem "dalli", "~> 3.0"
 end
 
-appraise 'redis_5' do
-  gem 'redis', '~> 5.0'
+appraise "redis_5" do
+  # Direct version requirement on connection_pool
+  # can be removed once https://github.com/rails/rails#56291 is fixed and released
+  gem "connection_pool", "~> 2.5"
+  gem "redis", "~> 5.0"
 end
 
-appraise 'redis_4' do
-  gem 'redis', '~> 4.0'
+appraise "redis_4" do
+  # Direct version requirement on connection_pool
+  # can be removed once https://github.com/rails/rails#56291 is fixed and released
+  gem "connection_pool", "~> 2.5"
+  gem "redis", "~> 4.0"
 end
 
 appraise "connection_pool_dalli" do
@@ -47,6 +56,9 @@ end
 
 appraise "active_support_8-1_redis_cache_store" do
   gem "activesupport", "~> 8.1.0"
+  # Direct version requirement on connection_pool
+  # can be removed once https://github.com/rails/rails#56291 is fixed and released
+  gem "connection_pool", "~> 2.5"
   gem "redis", "~> 5.0"
 end
 
@@ -58,6 +70,9 @@ end
 
 appraise "active_support_8-0_redis_cache_store" do
   gem "activesupport", "~> 8.0.0"
+  # Direct version requirement on connection_pool
+  # can be removed once https://github.com/rails/rails#56291 is fixed and released
+  gem "connection_pool", "~> 2.5"
   gem "redis", "~> 5.0"
 end
 
@@ -69,6 +84,7 @@ end
 
 appraise "active_support_7-2_redis_cache_store" do
   gem "activesupport", "~> 7.2.0"
+  gem "connection_pool", "~> 2.5"
   gem "redis", "~> 5.0"
 end
 
@@ -80,6 +96,7 @@ end
 
 appraise "active_support_7-1_redis_cache_store" do
   gem "activesupport", "~> 7.1.0"
+  gem "connection_pool", "~> 2.5"
   gem "redis", "~> 5.0"
 end
 
@@ -91,6 +108,7 @@ end
 
 appraise "active_support_7-0_redis_cache_store" do
   gem "activesupport", "~> 7.0.0"
+  gem "connection_pool", "~> 2.5"
   gem "redis", "~> 5.0"
 end
 
@@ -101,5 +119,8 @@ appraise "active_support_7-0_redis_cache_store_pooled" do
 end
 
 appraise "redis_store" do
+  # Direct version requirement on connection_pool
+  # can be removed once https://github.com/rails/rails#56291 is fixed and released
+  gem "connection_pool", "~> 2.5"
   gem "redis-store", "~> 1.5"
 end

gemfiles/active_support_7_0_redis_cache_store.gemfile

@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "activesupport", "~> 7.0.0"
+gem "connection_pool", "~> 2.5"
 gem "redis", "~> 5.0"
 
 group :maintenance, optional: true do

gemfiles/active_support_7_1_redis_cache_store.gemfile

@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "activesupport", "~> 7.1.0"
+gem "connection_pool", "~> 2.5"
 gem "redis", "~> 5.0"
 
 group :maintenance, optional: true do

gemfiles/active_support_7_2_redis_cache_store.gemfile

@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "activesupport", "~> 7.2.0"
+gem "connection_pool", "~> 2.5"
 gem "redis", "~> 5.0"
 
 group :maintenance, optional: true do

gemfiles/active_support_8_0_redis_cache_store.gemfile

@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "activesupport", "~> 8.0.0"
+gem "connection_pool", "~> 2.5"
 gem "redis", "~> 5.0"
 
 group :maintenance, optional: true do

gemfiles/active_support_8_1_redis_cache_store.gemfile

@@ -3,6 +3,7 @@
 source "https://rubygems.org"
 
 gem "activesupport", "~> 8.1.0"
+gem "connection_pool", "~> 2.5"
 gem "redis", "~> 5.0"
 
 group :maintenance, optional: true do

gemfiles/dalli3.gemfile

@@ -2,6 +2,7 @@
 
 source "https://rubygems.org"
 
+gem "connection_pool", "~> 2.5"
 gem "dalli", "~> 3.0"
 
 group :maintenance, optional: true do

gemfiles/redis_4.gemfile

@@ -2,6 +2,7 @@
 
 source "https://rubygems.org"
 
+gem "connection_pool", "~> 2.5"
 gem "redis", "~> 4.0"
 
 group :maintenance, optional: true do

gemfiles/redis_5.gemfile

@@ -2,6 +2,7 @@
 
 source "https://rubygems.org"
 
+gem "connection_pool", "~> 2.5"
 gem "redis", "~> 5.0"
 
 group :maintenance, optional: true do

gemfiles/redis_store.gemfile

@@ -2,6 +2,7 @@
 
 source "https://rubygems.org"
 
+gem "connection_pool", "~> 2.5"
 gem "redis-store", "~> 1.5"
 
 group :maintenance, optional: true do