Enable cache in shared example

with_cache_shared_example.rb.rb

# spec/support/enable_cache.rb
RSpec.shared_examples "with cache" do
  around do |example|
    original_cache_store = Rails.cache

    Rails.cache = ActiveSupport::Cache::MemoryStore.new
    ActionController::Base.perform_caching = true
    Rails.cache.clear

    example.run

    # Reset the cache store after the spec
    Rails.cache = original_cache_store
    ActionController::Base.perform_caching = false
    Rails.cache.clear
  end
end

# spec/rails_helper.rb
config.include_context "with cache", :with_cache