langchain/tests/unit_tests/test_depedencies.py
Eugene Yurtsev 255690d78e
Catch changes to test group (#4802)
# Catch changes to test group

Add test to catch changes to test group.
2023-05-16 14:48:56 -04:00

75 lines
2.1 KiB
Python

"""A unit test meant to catch accidental introduction of non-optional dependencies."""
from pathlib import Path
from typing import Any, Dict, Mapping
import pytest
import toml
HERE = Path(__file__).parent
PYPROJECT_TOML = HERE / "../../pyproject.toml"
@pytest.fixture()
def poetry_conf() -> Dict[str, Any]:
"""Load the pyproject.toml file."""
with open(PYPROJECT_TOML) as f:
return toml.load(f)["tool"]["poetry"]
def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
"""A test that checks if a new non-optional dependency is being introduced.
If this test is triggered, it means that a contributor is trying to introduce a new
required dependency. This should be avoided in most situations.
"""
# Get the dependencies from the [tool.poetry.dependencies] section
dependencies = poetry_conf["dependencies"]
required_dependencies = [
package_name
for package_name, requirements in dependencies.items()
if isinstance(requirements, str) or not requirements.get("optional", False)
]
assert sorted(required_dependencies) == [
"PyYAML",
"SQLAlchemy",
"aiohttp",
"async-timeout",
"dataclasses-json",
"numexpr",
"numpy",
"openapi-schema-pydantic",
"pydantic",
"python",
"requests",
"tenacity",
]
def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
"""Check if someone is attempting to add additional test dependencies.
Only dependencies associated with test running infrastructure should be added
to the test group; e.g., pytest, pytest-cov etc.
Examples of dependencies that should NOT be included: boto3, azure, postgres, etc.
"""
test_group_deps = sorted(poetry_conf["group"]["test"]["dependencies"])
assert test_group_deps == [
"duckdb-engine", # Should be removed
"freezegun",
"lark", # Should be removed
"pytest",
"pytest-asyncio",
"pytest-cov",
"pytest-dotenv",
"pytest-mock",
"pytest-socket",
"pytest-watcher",
"responses",
]