bec/bec_lib/tests/test_scan_manager.py

286 lines
9.6 KiB
Python

from __future__ import annotations
from typing import TYPE_CHECKING
from unittest import mock
import pytest
from typeguard import TypeCheckError
from bec_lib import messages
from bec_lib.endpoints import MessageEndpoints
from bec_lib.redis_connector import MessageObject
from bec_lib.scan_manager import ScanManager
if TYPE_CHECKING:
from bec_lib.redis_connector import RedisConnector
@pytest.fixture
def scan_manager():
connector = mock.MagicMock()
manager = ScanManager(connector=connector)
yield manager
manager.shutdown()
@pytest.fixture
def scan_manager_with_scan(scan_queue_status_msg):
connector = mock.MagicMock()
manager = ScanManager(connector=connector)
manager.scan_storage.update_with_queue_status(scan_queue_status_msg)
yield manager
manager.shutdown()
@pytest.fixture
def scan_manager_with_fakeredis(connected_connector: RedisConnector):
manager = ScanManager(connector=connected_connector)
yield manager
manager.shutdown()
def test_scan_manager_next_scan_number(scan_manager):
scan_manager.connector.get.return_value = messages.VariableMessage(value=3)
assert scan_manager.next_scan_number == 3
def test_scan_manager_next_scan_number_failed(scan_manager):
scan_manager.connector.get.return_value = None
assert scan_manager.next_scan_number == -1
def test_scan_manager_next_scan_number_with_int(scan_manager):
scan_manager.connector.get.return_value = 3
assert scan_manager.next_scan_number == 3
def test_scan_manager_next_scan_number_setter(scan_manager):
scan_manager.next_scan_number = 3
scan_manager.connector.set.assert_called_once_with(
MessageEndpoints.scan_number(), messages.VariableMessage(value=3)
)
def test_scan_manager_next_dataset_number(scan_manager):
scan_manager.connector.get.return_value = messages.VariableMessage(value=3)
assert scan_manager.next_dataset_number == 3
def test_scan_manager_next_dataset_number_failed(scan_manager):
scan_manager.connector.get.return_value = None
assert scan_manager.next_dataset_number == -1
def test_scan_manager_next_dataset_number_with_int(scan_manager):
scan_manager.connector.get.return_value = 3
assert scan_manager.next_dataset_number == 3
def test_scan_manager_next_dataset_number_setter(scan_manager):
scan_manager.next_dataset_number = 3
scan_manager.connector.set.assert_called_once_with(
MessageEndpoints.dataset_number(), messages.VariableMessage(value=3)
)
def test_scan_manager_request_scan_abortion(scan_manager):
scan_manager.request_scan_abortion("scan_id")
scan_manager.connector.send.assert_called_once_with(
MessageEndpoints.scan_queue_modification_request(),
messages.ScanQueueModificationMessage(scan_id="scan_id", action="abort", parameter={}),
)
@pytest.mark.parametrize("scan_id", [None, "scan_id", ["scan_id"], [None]])
def test_scan_manager_request_scan_abortion_scan_id(scan_manager, scan_id):
class ScanStorage:
current_scan_info = {"scan_id": scan_id}
@property
def current_scan_id(self):
return self.current_scan_info["scan_id"]
scan_manager.scan_storage = ScanStorage()
scan_manager.request_scan_abortion()
scan_manager.connector.send.assert_called_once_with(
MessageEndpoints.scan_queue_modification_request(),
messages.ScanQueueModificationMessage(scan_id=scan_id, action="abort", parameter={}),
)
def test_scan_manager_request_scan_halt(scan_manager):
scan_manager.request_scan_halt("scan_id")
scan_manager.connector.send.assert_called_once_with(
MessageEndpoints.scan_queue_modification_request(),
messages.ScanQueueModificationMessage(scan_id="scan_id", action="halt", parameter={}),
)
@pytest.mark.parametrize("scan_id", [None, "scan_id", ["scan_id"], [None]])
def test_scan_manager_request_scan_halt_scan_id(scan_manager, scan_id):
class ScanStorage:
current_scan_info = {"scan_id": scan_id}
@property
def current_scan_id(self):
return self.current_scan_info["scan_id"]
scan_manager.scan_storage = ScanStorage()
scan_manager.request_scan_halt()
scan_manager.connector.send.assert_called_once_with(
MessageEndpoints.scan_queue_modification_request(),
messages.ScanQueueModificationMessage(scan_id=scan_id, action="halt", parameter={}),
)
def test_scan_manager_request_scan_continuation(scan_manager):
scan_manager.request_scan_continuation("scan_id")
scan_manager.connector.send.assert_called_once_with(
MessageEndpoints.scan_queue_modification_request(),
messages.ScanQueueModificationMessage(scan_id="scan_id", action="continue", parameter={}),
)
@pytest.mark.parametrize("scan_id", [None, "scan_id", ["scan_id"], [None]])
def test_scan_manager_request_scan_continuation_scan_id(scan_manager, scan_id):
class ScanStorage:
current_scan_info = {"scan_id": scan_id}
@property
def current_scan_id(self):
return self.current_scan_info["scan_id"]
scan_manager.scan_storage = ScanStorage()
scan_manager.request_scan_continuation()
scan_manager.connector.send.assert_called_once_with(
MessageEndpoints.scan_queue_modification_request(),
messages.ScanQueueModificationMessage(scan_id=scan_id, action="continue", parameter={}),
)
@pytest.mark.parametrize(
"action, target_position, raises_error",
[
("move", 0, True),
("move_to", 1, False),
("move_up", None, False),
("move_down", None, False),
("move_top", None, False),
("move_bottom", None, False),
("move_to", None, True),
],
)
def test_scan_manager_request_order_change(scan_manager, action, target_position, raises_error):
"""
Test the request order change method and ensure that the correct messages are sent
"""
if raises_error:
with pytest.raises((TypeCheckError, ValueError)):
scan_manager.request_queue_order_modification(
scan_id="scan_id", action=action, position=target_position
)
return
scan_manager.request_queue_order_modification(
scan_id="scan_id", action=action, position=target_position
)
assert (
mock.call(
MessageEndpoints.scan_queue_order_change_request(),
messages.ScanQueueOrderMessage(
scan_id="scan_id", action=action, target_position=target_position, queue="primary"
),
)
in scan_manager.connector.send.mock_calls
)
def test_scan_manager_request_order_change_with_response(scan_manager_with_fakeredis):
scan_manager = scan_manager_with_fakeredis
response_msg = messages.RequestResponseMessage(accepted=True, message="Order change accepted")
def send_response(msg):
scan_manager.connector.send(
MessageEndpoints.scan_queue_order_change_response(), response_msg
)
scan_manager.connector.register(
MessageEndpoints.scan_queue_order_change_request(), cb=send_response
)
out = scan_manager.request_queue_order_modification(
scan_id="scan_id", action="move_to", position=1, wait_for_response=True
)
assert out == response_msg
def test_scan_manager_add_scan_to_queue_schedule(scan_manager_with_fakeredis):
"""
Test the interaction with queue schedules
Args:
scan_manager_with_fakeredis: The scan manager fixture with a fakeredis connection
"""
manager: ScanManager = scan_manager_with_fakeredis
msg = messages.ScanQueueMessage(scan_type="mv", parameter={"args": {"samx": [5], "samy": [5]}})
manager.add_scan_to_queue_schedule("new_schedule", msg)
with pytest.raises(TypeCheckError):
manager.add_scan_to_queue_schedule("new_schedule", {})
assert manager.get_scan_queue_schedule("new_schedule") == [msg]
msg2 = messages.ScanQueueMessage(scan_type="mv", parameter={"args": {"samx": [6], "samy": [6]}})
manager.add_scan_to_queue_schedule("new_schedule", msg2)
assert manager.get_scan_queue_schedule("new_schedule") == [msg, msg2]
manager.add_scan_to_queue_schedule("new_schedule2", msg)
assert manager.get_scan_queue_schedule("new_schedule2") == [msg]
assert manager.get_scan_queue_schedule_names() == ["new_schedule", "new_schedule2"]
manager.clear_scan_queue_schedule("new_schedule2")
assert manager.get_scan_queue_schedule_names() == ["new_schedule"]
assert manager.get_scan_queue_schedule("new_schedule2") == []
assert manager.get_scan_queue_schedule("new_schedule") == [msg, msg2]
manager.clear_all_scan_queue_schedules()
assert manager.get_scan_queue_schedule_names() == []
def test_scan_manager_add_public_file(scan_manager_with_scan):
"""
Test the public file callback. It should add the file info to the scan item
of the file's scan.
For this, we use the scan_manager_with_scan fixture, which has a scan item
already in the queue. The queue fixture is defined in conftest.py.
"""
msg = messages.FileMessage(
file_path="/Users/scans/S00001_master.h5", done=True, successful=True
)
msg_object = MessageObject(
topic=MessageEndpoints.public_file(
"bfa582aa-f9cd-4258-ab5d-3e5d54d3dde5", "master"
).endpoint,
value=msg,
)
# pylint: disable=protected-access
scan_manager_with_scan._public_file_callback(msg=msg_object)
assert scan_manager_with_scan.scan_storage.storage[-1].public_files == {
msg.file_path: {"done_state": True, "successful": True}
}
assert (
"File: /Users/scans/S00001_master.h5"
in scan_manager_with_scan.scan_storage.storage[-1].describe()
)