text: import pytest
  import rnode_testing.casper_propose_and_deploy
  from rnode_testing.network import start_network, wait_for_started_network, wait_for_converged_network
  from rnode_testing.rnode import start_bootstrap
  import logging
  
  @pytest.fixture(scope="module")
  def star_network(system):
      with start_bootstrap(system.docker,
                           system.config.node_startup_timeout,
                           system.config.rnode_timeout,
                           system.validators_data) as bootstrap_node:
  
          with start_network(system.config,
                             system.docker,
                             bootstrap_node,
                             system.validators_data,
                             [bootstrap_node.name]) as network:
  
              wait_for_started_network(system.config.node_startup_timeout, network)
  
              wait_for_converged_network(system.config.network_converge_timeout, network, 1)
  
              yield network
  
  def test_convergence(star_network):
      logging.info("Star network converged successfully.")
  
  @pytest.mark.skip(reason="This doesn't work since the show-blocks functionality was removed")
  def test_casper_propose_and_deploy(star_network):
      rnode_testing.casper_propose_and_deploy.run(star_network)
  