redis test class

redistester.rb

require 'redis'

class RedisTester
  
  def initialize
    @redis = Redis.new
  end
 
  def set(key, value)
    if redis_is_running?
      @redis.set key, value
    end
  end

  def get(key)
    if redis_is_running?
      @redis.get key
    end
  end
  
  def redis_is_running?
    begin
      if @redis.ping == 'PONG'
        return true
      end
    rescue Redis::CannotConnectError
      return false
    end
  end 
end