Module: RedisTest

Defined in:
lib/redis_test.rb,
lib/redis_test/version.rb

Constant Summary collapse

VERSION = 
"0.0.5"

Class Method Summary collapse

Class Method Details

.cache_path ⇒ Object 



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# File 'lib/redis_test.rb', line 13

def cache_path
  "#{Rails.root}/tmp/cache/#{port}/"
end

.clear ⇒ Object 



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# File 'lib/redis_test.rb', line 98

def clear
  Redis.current.flushdb
end

.configure(*options) ⇒ Object 



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# File 'lib/redis_test.rb', line 69

def configure(*options)
  options.flatten.each do |option|
    case option
    when :default
      Redis.current = Redis.new

    when :sidekiq
      Sidekiq.configure_server do |config|
        config.redis = { url: server_url, namespace: 'sidekiq' }
      end

      Sidekiq.configure_client do |config|
        config.redis = { url: server_url, namespace: 'sidekiq' }
      end

    when :ohm
      Ohm.redis = Redic.new(server_url)

    when :resque
      Resque.configure do |config|
        config.redis = "#{server_url}/resque"
      end

    else
      raise "Unable to configure #{option}"
    end
  end
end

.db_filename ⇒ Object 



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# File 'lib/redis_test.rb', line 9

def db_filename
  "redis-test-#{port}.rdb"
end

.pidfile ⇒ Object 



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# File 'lib/redis_test.rb', line 21

def pidfile
  "#{pids_path}/redis-test-#{port}.pid"
end

.pids_path ⇒ Object 



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# File 'lib/redis_test.rb', line 17

def pids_path
  "#{Rails.root}/tmp/pids"
end

.port ⇒ Object 



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# File 'lib/redis_test.rb', line 5

def port
  (ENV['TEST_REDIS_PORT'] || 9736).to_i
end

.server_url ⇒ Object 



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# File 'lib/redis_test.rb', line 65

def server_url
  "redis://localhost:#{port}"
end

.start ⇒ Object 



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# File 'lib/redis_test.rb', line 25

def start
  FileUtils.mkdir_p cache_path
  FileUtils.mkdir_p pids_path

  redis_options = {
    "daemonize"     => 'yes',
    "pidfile"       => pidfile,
    "port"          => port,
    "timeout"       => 300,
    "dbfilename"    => db_filename,
    "dir"           => cache_path,
    "databases"     => 16
  }.map { |k, v| "#{k} #{v}" }.join('\n')
  `echo '#{redis_options}' | redis-server -`


  wait_time_remaining = 5
  begin
    socket = TCPSocket.open("localhost", port)
    socket.puts "flushall"
    success = true
  rescue Exception => e
    if wait_time_remaining > 0
      wait_time_remaining -= 0.1
      sleep 0.1
    else
      raise "Cannot start redis server in 5 seconds. Pinging server yield\n#{e.inspect}"
    end
  end while(!success)

  ENV['REDIS_URL'] = server_url
end

.stop ⇒ Object 



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# File 'lib/redis_test.rb', line 58

def stop
  %x{
    cat #{pidfile} | xargs kill -QUIT
    rm -f #{cache_path}#{db_filename}
  }
end