Question 1

What is Limetest?

Accepted Answer

Limetest is a lightweight end-to-end testing framework with AI capabilities that leverages Playwright. It allows you to define test cases in natural language and let AI handle the execution.

Question 2

What is an MCP Server, and how does Limetest relate to it?

Accepted Answer

An MCP (Model Context Protocol) server standardizes how applications provide context to LLMs. Limetest includes an MCP server powered by Playwright, streamlining end-to-end testing for your MCP client.

Question 3

What are the key features of Limetest?

Accepted Answer

Key features include AI-powered test execution, a lightweight and efficient architecture leveraging Playwright snapshots, vision capabilities for complex scenarios, seamless Playwright integration, and optimization for CI/CD workflows.

Question 4

How do I install Limetest?

Accepted Answer

You can install Limetest using npm: `npm install @limetest/limetest` followed by `npx playwright install`.

Question 5

How do I run tests with Limetest?

Accepted Answer

Use the command `npx limetest example`. For headless execution in CI workflows, use `npx limetest example --headless`.

Question 6

What is the purpose of the `--headless` flag?

Accepted Answer

The `--headless` flag runs tests without a graphical user interface, making it ideal for automated testing in CI/CD pipelines.

Question 7

Does Limetest require an OpenAI API key?

Accepted Answer

Yes, you need an OpenAI API key to run the Limetest MCP server in end-to-end mode.

Question 8

Where does Limetest store user data?

Accepted Answer

Limetest stores user data in a dedicated Chrome profile located at `%USERPROFILE%AppDataLocalms-limetestmcp-chrome-profile` on Windows, `~/Library/Caches/ms-limetest/mcp-chrome-profile` on macOS, and `~/.cache/ms-limetest/mcp-chrome-profile` on Linux.

Question 9

How does Limetest integrate with UBOS?

Accepted Answer

Limetest integrates with UBOS, allowing automated testing of AI Agents, validation of AI Agent integrations, and end-to-end testing of multi-agent systems developed on the UBOS platform. In future the integration can be extended to leverage AI to automatically generate test cases based on the specifications of the AI agents.

Question 10

What are some use cases for Limetest?

Accepted Answer

Limetest can be used for automated testing of web and mobile applications, testing AI-powered applications, end-to-end testing of MCP clients, regression testing, and continuous integration/continuous delivery.

Question 11

Is Limetest based on Microsoft's Playwright MCP?

Accepted Answer

Yes, Limetest is based on Microsoft's Playwright MCP and optimized for automated end-to-end testing as a standalone framework.

Question 12

What license is Limetest distributed under?

Accepted Answer

Limetest is distributed under the Apache 2.0 License.

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