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"""Tests for the callbacks module."""
import logging
from unittest.mock import Mock
from roborock.callbacks import CallbackList, CallbackMap, safe_callback
def test_safe_callback_successful_execution():
"""Test that safe_callback executes callback successfully."""
mock_callback = Mock()
wrapped = safe_callback(mock_callback)
wrapped("test_value")
mock_callback.assert_called_once_with("test_value")
def test_safe_callback_catches_exception():
"""Test that safe_callback catches and logs exceptions."""
def failing_callback(value):
raise ValueError("Test exception")
mock_logger = Mock(spec=logging.Logger)
wrapped = safe_callback(failing_callback, mock_logger)
# Should not raise exception
wrapped("test_value")
mock_logger.error.assert_called_once()
assert "Uncaught error in callback" in mock_logger.error.call_args[0][0]
def test_safe_callback_uses_default_logger():
"""Test that safe_callback uses default logger when none provided."""
def failing_callback(value):
raise ValueError("Test exception")
wrapped = safe_callback(failing_callback)
# Should not raise exception
wrapped("test_value")
# CallbackMap tests
def test_callback_map_add_callback_and_invoke():
"""Test adding callback and invoking it."""
callback_map = CallbackMap[str, str]()
mock_callback = Mock()
remove_fn = callback_map.add_callback("key1", mock_callback)
callback_map("key1", "test_value")
mock_callback.assert_called_once_with("test_value")
assert callable(remove_fn)
def test_callback_map_multiple_callbacks_same_key():
"""Test multiple callbacks for the same key."""
callback_map = CallbackMap[str, str]()
mock_callback1 = Mock()
mock_callback2 = Mock()
callback_map.add_callback("key1", mock_callback1)
callback_map.add_callback("key1", mock_callback2)
callback_map("key1", "test_value")
mock_callback1.assert_called_once_with("test_value")
mock_callback2.assert_called_once_with("test_value")
def test_callback_map_different_keys():
"""Test callbacks for different keys."""
callback_map = CallbackMap[str, str]()
mock_callback1 = Mock()
mock_callback2 = Mock()
callback_map.add_callback("key1", mock_callback1)
callback_map.add_callback("key2", mock_callback2)
callback_map("key1", "value1")
callback_map("key2", "value2")
mock_callback1.assert_called_once_with("value1")
mock_callback2.assert_called_once_with("value2")
def test_callback_map_get_callbacks():
"""Test getting callbacks for a key."""
callback_map = CallbackMap[str, str]()
mock_callback = Mock()
# No callbacks initially
assert callback_map.get_callbacks("key1") == []
# Add callback
callback_map.add_callback("key1", mock_callback)
callbacks = callback_map.get_callbacks("key1")
assert len(callbacks) == 1
assert callbacks[0] == mock_callback
def test_callback_map_remove_callback():
"""Test removing callback."""
callback_map = CallbackMap[str, str]()
mock_callback = Mock()
remove_fn = callback_map.add_callback("key1", mock_callback)
# Callback should be there
assert len(callback_map.get_callbacks("key1")) == 1
# Remove callback
remove_fn()
# Callback should be gone
assert callback_map.get_callbacks("key1") == []
def test_callback_map_remove_callback_cleans_up_key():
"""Test that removing last callback for a key removes the key."""
callback_map = CallbackMap[str, str]()
mock_callback = Mock()
remove_fn = callback_map.add_callback("key1", mock_callback)
# Key should exist
assert "key1" in callback_map._callbacks
# Remove callback
remove_fn()
# Key should be removed
assert "key1" not in callback_map._callbacks
def test_callback_map_exception_handling(caplog):
"""Test that exceptions in callbacks are handled gracefully."""
callback_map = CallbackMap[str, str]()
def failing_callback(value):
raise ValueError("Test exception")
callback_map.add_callback("key1", failing_callback)
with caplog.at_level(logging.ERROR):
callback_map("key1", "test_value")
assert "Uncaught error in callback" in caplog.text
def test_callback_map_custom_logger():
"""Test using custom logger."""
mock_logger = Mock(spec=logging.Logger)
callback_map = CallbackMap[str, str](logger=mock_logger)
def failing_callback(value):
raise ValueError("Test exception")
callback_map.add_callback("key1", failing_callback)
callback_map("key1", "test_value")
mock_logger.error.assert_called_once()
# CallbackList tests
def test_callback_list_add_callback_and_invoke():
"""Test adding callback and invoking it."""
callback_list = CallbackList[str]()
mock_callback = Mock()
remove_fn = callback_list.add_callback(mock_callback)
callback_list("test_value")
mock_callback.assert_called_once_with("test_value")
assert callable(remove_fn)
def test_callback_list_multiple_callbacks():
"""Test multiple callbacks in the list."""
callback_list = CallbackList[str]()
mock_callback1 = Mock()
mock_callback2 = Mock()
callback_list.add_callback(mock_callback1)
callback_list.add_callback(mock_callback2)
callback_list("test_value")
mock_callback1.assert_called_once_with("test_value")
mock_callback2.assert_called_once_with("test_value")
def test_callback_list_remove_callback():
"""Test removing callback from list."""
callback_list = CallbackList[str]()
mock_callback1 = Mock()
mock_callback2 = Mock()
remove_fn1 = callback_list.add_callback(mock_callback1)
callback_list.add_callback(mock_callback2)
# Both should be called
callback_list("test_value")
assert mock_callback1.call_count == 1
assert mock_callback2.call_count == 1
# Remove first callback
remove_fn1()
# Only second should be called
callback_list("test_value2")
assert mock_callback1.call_count == 1 # Still 1
assert mock_callback2.call_count == 2 # Now 2
def test_callback_list_exception_handling(caplog):
"""Test that exceptions in callbacks are handled gracefully."""
callback_list = CallbackList[str]()
def failing_callback(value):
raise ValueError("Test exception")
callback_list.add_callback(failing_callback)
with caplog.at_level(logging.ERROR):
callback_list("test_value")
assert "Uncaught error in callback" in caplog.text
def test_callback_list_custom_logger():
"""Test using custom logger."""
mock_logger = Mock(spec=logging.Logger)
callback_list = CallbackList[str](logger=mock_logger)
def failing_callback(value):
raise ValueError("Test exception")
callback_list.add_callback(failing_callback)
callback_list("test_value")
mock_logger.error.assert_called_once()
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