> ## Documentation Index
> Fetch the complete documentation index at: https://langchain-5e9cc07a-preview-eugene-1763577327-bfe51c2.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Using standard tests

**Standard tests ensure your integration works as expected.**

When creating either a custom class for yourself or to publish in a LangGraph integration, it is important to add standard tests to ensure it works as expected. This guide will show you how to add standard tests to each integration type.

WIP - coming soon!

***

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