Rails cache stores, increment test

rails_cache_store_increment.rb

require "tempfile"

cache_stores = %i[
  file_store
  mem_cache_store
  memory_store
  null_store
  redis_cache_store
]

increment_values = {}

cache_stores.each do |cache_store|
  store = if cache_store == :file_store
            ActiveSupport::Cache.lookup_store(cache_store, Tempfile.new)
          else
            ActiveSupport::Cache.lookup_store(cache_store)
          end

  Rails.cache = store
  puts "Using #{cache_store}..."

  key = "key-#{rand(10_000)}"

  # keeping this commented out, will show you the different behavior in cache stores
  # Rails.cache.write(key, 0, raw: true)

  puts "Initial value: #{Rails.cache.read(key).inspect}"

  Rails.cache.increment(key, 1)

  value = Rails.cache.read(key)
  puts "Final value: #{value}, #{value.inspect}"

  increment_values[cache_store] = value

  puts
end

puts increment_values