text: import time
  import pytest
  
  from helpers.cluster import ClickHouseCluster
  from helpers.test_tools import assert_eq_with_retry
  
  def fill_nodes(nodes, shard):
      for node in nodes:
          node.query(
          '''
              CREATE DATABASE test;
  
              CREATE TABLE test_table(date Date, id UInt32)
              ENGINE = ReplicatedMergeTree('/clickhouse/tables/test{shard}/replicated', '{replica}') ORDER BY id PARTITION BY toYYYYMM(date) SETTINGS min_replicated_logs_to_keep=3, max_replicated_logs_to_keep=5, cleanup_delay_period=0, cleanup_delay_period_random_add=0;
          '''.format(shard=shard, replica=node.name))
  
  cluster = ClickHouseCluster(__file__)
  node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
  node2 = cluster.add_instance('node2', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
  
  @pytest.fixture(scope="module")
  def start_cluster():
      try:
          cluster.start()
  
          fill_nodes([node1, node2], 1)
  
          yield cluster
  
      except Exception as ex:
          print ex
  
      finally:
          cluster.shutdown()
  
  def test_recovery(start_cluster):
      node1.query("INSERT INTO test_table VALUES (1, 1)")
      time.sleep(1)
      node2.query("DETACH TABLE test_table")
  
      for i in range(100):
          node1.query("INSERT INTO test_table VALUES (1, {})".format(i))
  
      node2.query_with_retry("ATTACH TABLE test_table", check_callback=lambda x: len(node2.query("select * from test_table")) > 0)
  
      assert_eq_with_retry(node2, "SELECT count(*) FROM test_table", node1.query("SELECT count(*) FROM test_table"))
  