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langchain/tests/unit_tests/agents/test_tools.py

68 lines
1.9 KiB
Python

"""Test tool utils."""
import pytest
from langchain.agents.tools import Tool, tool
def test_unnamed_decorator() -> None:
"""Test functionality with unnamed decorator."""
@tool
def search_api(query: str) -> str:
"""Search the API for the query."""
return "API result"
assert isinstance(search_api, Tool)
assert search_api.name == "search_api"
assert not search_api.return_direct
assert search_api("test") == "API result"
def test_named_tool_decorator() -> None:
"""Test functionality when arguments are provided as input to decorator."""
@tool("search")
def search_api(query: str) -> str:
"""Search the API for the query."""
return "API result"
assert isinstance(search_api, Tool)
assert search_api.name == "search"
assert not search_api.return_direct
def test_named_tool_decorator_return_direct() -> None:
"""Test functionality when arguments and return direct are provided as input."""
@tool("search", return_direct=True)
def search_api(query: str) -> str:
"""Search the API for the query."""
return "API result"
assert isinstance(search_api, Tool)
assert search_api.name == "search"
assert search_api.return_direct
def test_unnamed_tool_decorator_return_direct() -> None:
"""Test functionality when only return direct is provided."""
@tool(return_direct=True)
def search_api(query: str) -> str:
"""Search the API for the query."""
return "API result"
assert isinstance(search_api, Tool)
assert search_api.name == "search_api"
assert search_api.return_direct
def test_missing_docstring() -> None:
"""Test error is raised when docstring is missing."""
# expect to throw a value error if theres no docstring
with pytest.raises(AssertionError):
@tool
def search_api(query: str) -> str:
return "API result"