from unittest.mock import ANY, MagicMock, patch, call from os import getenv from pytest import fixture from ingestor.ingestor import Ingestor @patch("ingestor.ingestor.getenv") @patch("ingestor.ingestor.Ingestor.init_logger") @patch("ingestor.ingestor.NotificationHandler") def test___init__(notification_handler, init_logger, getenv): getenv.side_effect = [ "localhost:9092,localhost:35", # KAFKA_SERVERS "localhost1", # REDIS_HOST '63790', # REDIS_PORT "user", # REDIS_USERNAME "password", # REDIS_PASSWORD '100', # LEASE_TTL '200', # HEARTBEAT_TTL "localhost1", # HOSTNAME '50' # POLL_INTERVAL ] ingestor = Ingestor() getenv.assert_any_call("KAFKA_SERVERS", "localhost:9092") getenv.assert_any_call("REDIS_HOST", "localhost") getenv.assert_any_call("REDIS_PORT", '6379') getenv.assert_any_call("REDIS_USERNAME", None) getenv.assert_any_call("REDIS_PASSWORD", None) getenv.assert_any_call("LEASE_TTL", '10') getenv.assert_any_call("HEARTBEAT_TTL", '20') getenv.assert_any_call("HOSTNAME", "localhost") getenv.assert_any_call("POLL_INTERVAL", '5') assert ingestor.kafka_servers == ["localhost:9092", "localhost:35"] assert ingestor.redis_host == "localhost1" assert ingestor.redis_port == 63790 assert ingestor.redis_username == "user" assert ingestor.redis_password == "password" assert ingestor.lease_ttl == 100 assert ingestor.heartbeat_ttl == 200 assert ingestor.pod_id == "localhost1" assert ingestor.poll_interval == 50 init_logger.assert_called_once() notification_handler.assert_called_once_with( servers=["localhost:9092", "localhost:35"], logger=ingestor.logger, project_name="OPC_INGESTOR", pipeline_name="-", trigger_name="-", model_name="-", model="-" ) @fixture @patch("ingestor.ingestor.getenv") @patch("ingestor.ingestor.Ingestor.init_logger") @patch("ingestor.ingestor.NotificationHandler") def ingestor(_notification_handler, _init_logger, _getenv): ing = Ingestor() ing.logger = MagicMock() return ing @fixture def ingestor_manager_started(ingestor): ingestor.ingestor_manager = MagicMock() return ingestor @patch("ingestor.ingestor.getLogger") @patch("ingestor.ingestor.StreamHandler") @patch("ingestor.ingestor.Formatter") def test_init_logger(formatter, stream_handler, get_logger, ingestor): ingestor.logger = None ingestor.init_logger() get_logger.assert_called_once_with('ingestor.ingestor') stream_handler.assert_called_once() formatter.assert_called_once_with( '%(asctime)s - %(name)s - %(levelname)s - %(message)s') ingestor.logger.setLevel.assert_called_once_with( getenv("LOG_LEVEL", "INFO")) ingestor.logger.addHandler.assert_called_once_with( stream_handler.return_value) stream_handler.return_value.setFormatter.assert_called_once_with( formatter.return_value) def test_handle_acquired_tags_not_acquired(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags([]) ingestor_manager_started.logger.warning.assert_called_once_with( "No slots available") ingestor_manager_started.ingestor_manager.update_opc_servers.assert_not_called() ingestor_manager_started.ingestor_manager.subscribe_to_tags.assert_not_called() def test_handle_acquired_tags_success(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags(["tag1", "tag2"]) ingestor_manager_started.logger.warning.assert_not_called() ingestor_manager_started.ingestor_manager.update_opc_servers.assert_called_once() ingestor_manager_started.ingestor_manager.subscribe_to_tags.assert_called_once_with( ["tag1", "tag2"]) @patch("ingestor.ingestor.IngestorManager") def test_prepare_ingestor(ingestor_manager_mock, ingestor): ingestor_manager = ingestor_manager_mock.return_value ingestor_manager.get_slot_leases.return_value = True ingestor.prepare_ingestor() ingestor_manager_mock.assert_called_once_with( ingestor.kafka_servers, ingestor.redis_host, ingestor.redis_port, ingestor.lease_ttl, ingestor.heartbeat_ttl, ingestor.pod_id, ingestor.poll_interval, ingestor.logger, ingestor.notification_handler, ingestor.redis_username, ingestor.redis_password ) ingestor_manager.declare_active.assert_called_once() ingestor_manager.get_slot_leases.assert_called_once() ingestor.handle_acquired_tags( ingestor_manager.get_slot_leases.return_value) def test_manage_slots_has_slots(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags = MagicMock() ingestor_manager_started.ingestor_manager.managed_tags = True ingestor_manager_started.manage_no_slots(5) ingestor_manager_started.ingestor_manager.get_slot_leases.assert_not_called() ingestor_manager_started.ingestor_manager.handle_acquired_tags.assert_not_called() def test_manage_no_slots_has_slots_none_available(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags = MagicMock() ingestor_manager_started.ingestor_manager.managed_tags = True ingestor_manager_started.manage_no_slots(0) ingestor_manager_started.ingestor_manager.get_slot_leases.assert_not_called() ingestor_manager_started.ingestor_manager.handle_acquired_tags.assert_not_called() def test_manage_slots_none_available(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags = MagicMock() ingestor_manager_started.ingestor_manager.managed_tags = False ingestor_manager_started.manage_no_slots(0) ingestor_manager_started.ingestor_manager.get_slot_leases.assert_not_called() ingestor_manager_started.ingestor_manager.handle_acquired_tags.assert_not_called() def test_manage_slots_none_available_none_available(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags = MagicMock() ingestor_manager_started.ingestor_manager.managed_tags = False ingestor_manager_started.manage_no_slots(2) ingestor_manager_started.ingestor_manager.get_slot_leases.assert_called_once_with( 1) def test_manage_leases_no_available_slots_no_extra_slots(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags = MagicMock() ingestor_manager_started.manage_leases(0, 0, 0) ingestor_manager_started.ingestor_manager.get_slot_leases.assert_not_called() ingestor_manager_started.ingestor_manager.handle_acquired_tags.assert_not_called() ingestor_manager_started.ingestor_manager.drop_slot_leases.assert_not_called() def test_manage_leases_available_slots_innactive_ingestors(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags = MagicMock() ingestor_manager_started.manage_leases(2, 2, 5) ingestor_manager_started.ingestor_manager.get_slot_leases.assert_called_once_with( 2) ingestor_manager_started.ingestor_manager.drop_slot_leases.assert_not_called() def test_manage_leases_no_available_slots_extra_sltos(ingestor_manager_started): ingestor_manager_started.handle_acquired_tags = MagicMock() ingestor_manager_started.ingestor_manager.managed_tags = { "tag1": "server1", "tag2": "server2", "tag3": "server3" } ingestor_manager_started.manage_leases(0, 0, 2) ingestor_manager_started.ingestor_manager.get_slot_leases.assert_not_called() ingestor_manager_started.handle_acquired_tags.assert_not_called() ingestor_manager_started.ingestor_manager.drop_slot_leases.assert_called_once_with( ["tag2", "tag3"]) def test_loop(ingestor_manager_started): ingestor_manager_started.manage_no_slots = MagicMock() ingestor_manager_started.manage_leases = MagicMock() ingestor_manager_started.ingestor_manager.managed_tags = { "slot1": "server1", "slot2": "server2", "slot3": "server3" } ingestor_manager_started.ingestor_manager.get_active_ingestors = MagicMock( return_value=["ingestor1", "ingestor2"]) ingestor_manager_started.ingestor_manager.get_number_of_slots = MagicMock( return_value=5) ingestor_manager_started.ingestor_manager.get_number_of_leases = MagicMock( return_value=1) ingestor_manager_started.loop() ingestor_manager_started.ingestor_manager.declare_active.assert_called_once() ingestor_manager_started.ingestor_manager.get_active_ingestors.assert_called_once() ingestor_manager_started.ingestor_manager.get_number_of_slots.assert_called_once() ingestor_manager_started.manage_no_slots.assert_called_once_with( ingestor_manager_started.ingestor_manager.get_number_of_slots.return_value) # Explanation: 5 - 2 = 3, 3 - 1 = 2 ingestor_manager_started.manage_leases.assert_called_once_with( 4, 3, 2) ingestor_manager_started.ingestor_manager.update_slot_config.assert_called_once() def test_loop_no_managed(ingestor_manager_started): ingestor_manager_started.manage_no_slots = MagicMock() ingestor_manager_started.manage_leases = MagicMock() ingestor_manager_started.ingestor_manager.managed_tags = {} ingestor_manager_started.ingestor_manager.get_active_ingestors = MagicMock( return_value=["ingestor1", "ingestor2"]) ingestor_manager_started.ingestor_manager.get_number_of_slots = MagicMock( return_value=5) ingestor_manager_started.loop() ingestor_manager_started.ingestor_manager.declare_active.assert_called_once() ingestor_manager_started.ingestor_manager.get_active_ingestors.assert_called_once() ingestor_manager_started.ingestor_manager.get_number_of_slots.assert_called_once() ingestor_manager_started.manage_no_slots.assert_called_once_with( ingestor_manager_started.ingestor_manager.get_number_of_slots.return_value) # Explanation: 5 - 2 = 3, 3 - 1 = 2 ingestor_manager_started.manage_leases.assert_called_once_with( ANY, 3, -1) ingestor_manager_started.ingestor_manager.update_slot_config.assert_called_once() ingestor_manager_started.logger.info.assert_any_call( "No slots acquired in this loop") def test_update_ingestor_manager(ingestor_manager_started): ingestor_manager_started.ingestor_manager.managed_tags = { "slot_to_create": "new_config", "slot_to_update": "new_config", "slot_to_do_nothing": "old_config" } old_managed_tags = { "slot_to_update": "old_config", "slot_to_delete": "old_config", "slot_to_do_nothing": "old_config" } ingestor_manager_started.update_ingestor_manager(old_managed_tags) ingestor_manager_started.ingestor_manager.update_opc_servers.assert_called_once() ingestor_manager_started.ingestor_manager.subscribe_to_tags.assert_has_calls( [ call( {"slot_to_create": "new_config"}), call( {"slot_to_update": "new_config"}) ] ) ingestor_manager_started.ingestor_manager.unsubscribe_slot.assert_has_calls( [ call("slot_to_update"), call("slot_to_delete") ] )