# ToolsTests

> **Class** in `langchain_tests`

📖 [View in docs](https://reference.langchain.com/python/langchain-tests/unit_tests/tools/ToolsTests)

Base class for testing tools.

This won't show in the documentation, but the docstrings will be inherited by
subclasses.

## Signature

```python
ToolsTests()
```

## Extends

- `BaseStandardTests`

## Properties

- `tool_constructor`
- `tool_constructor_params`
- `tool_invoke_params_example`

## Methods

- [`tool()`](https://reference.langchain.com/python/langchain-tests/unit_tests/tools/ToolsTests/tool)

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/9f232caa7a8fe1ca042a401942d5d90d54ceb1a6/libs/standard-tests/langchain_tests/unit_tests/tools.py#L17)