test: update test suite config

spec/dummy/config/application.rb

@@ -17,6 +17,10 @@ module Dummy
 
     ###
 
-    config.active_record.legacy_connection_handling = false if Rails::VERSION::MAJOR > 6
+    config.active_record.legacy_connection_handling = false if Gem::Version.new(Rails.version) < Gem::Version.new('7.1')
+
+    config.before_configuration do
+      ActiveSupport::Cache.format_version = 7.0 if Gem::Version.new(Rails.version) > Gem::Version.new('7.0')
+    end
   end
 end

spec/dummy/config/environments/development.rb

@@ -29,7 +29,7 @@ Rails.application.configure do
   end
 
   # Store uploaded files on the local file system (see config/storage.yml for options).
-  config.active_storage.service = :local
+  # config.active_storage.service = :local
 
   # # Don't care if the mailer can't send.
   # config.action_mailer.raise_delivery_errors = false

spec/dummy/config/environments/test.rb

@@ -26,7 +26,7 @@ Rails.application.configure do
   config.cache_store = :null_store
 
   # Raise exceptions instead of rendering exception templates.
-  config.action_dispatch.show_exceptions = false
+  config.action_dispatch.show_exceptions = :none
 
   # Disable request forgery protection in test environment.
   config.action_controller.allow_forgery_protection = false