text: import pytest
  
  from nifcloud import session
  
  
  @pytest.fixture(scope="function")
  def client():
      return session.get_session().create_client("ess")
  
  
  def test_list_identities(client):
      identities = client.list_identities()["Identities"]
      assert len(identities) == 0
  
  
  def test_get_send_quota(client):
      send_quota = client.get_send_quota()
  
      assert send_quota["Max24HourSend"] == 2500000.0
      assert send_quota["MaxSendRate"] == 50.0
      assert send_quota["SentLast24Hours"] == 0.0
  
  
  def test_get_send_statistics(client):
      send_statistics = client.get_send_statistics()["SendDataPoints"]
      assert len(send_statistics) == 0
  