"""
Tests for DependencyManager.
"""
from unittest.mock import MagicMock, patch
import pytest
from boring.core.dependencies import DependencyManager
class TestDependencyManager:
@pytest.fixture(autouse=True)
def reset_state(self):
"""Reset cached state before each test."""
DependencyManager._chroma_available = None
DependencyManager._gui_available = None
DependencyManager._mcp_available = None
def test_check_chroma_success(self):
with patch.dict(
"sys.modules", {"chromadb": MagicMock(), "sentence_transformers": MagicMock()}
):
assert DependencyManager.check_chroma() is True
assert DependencyManager._chroma_available is True
def test_check_chroma_failure(self):
# Simulate import error
with patch.dict("sys.modules"):
# We must ensure they are NOT in sys.modules, or patch builtins.__import__
# Since we can't easily remove them if they are real, checking behavior
# might depend on env.
# Better strategy: Patch builtins.__import__ to raise ImportError
with patch("builtins.__import__", side_effect=ImportError):
assert DependencyManager.check_chroma() is False
def test_require_chroma_raises(self):
with patch("boring.core.dependencies.DependencyManager.check_chroma", return_value=False):
with pytest.raises(ImportError) as exc:
DependencyManager.require_chroma()
assert "pip install" in str(exc.value)
def test_check_gui(self):
# Just verification of the method existence and logic flow
# Actual result depends on env
res = DependencyManager.check_gui()
assert res in [True, False]
assert DependencyManager._gui_available == res
def test_caching(self):
"""Test that results are cached."""
DependencyManager._chroma_available = True
# Even if import fails now, it should return cached True
with patch("builtins.__import__", side_effect=ImportError):
assert DependencyManager.check_chroma() is True
