# mcp-vitest

> mcp-vitest — nixrajput-mcp-vitest. Use this tool when you need to test Model Context Protocol (MCP) servers with Vitest-native testing capabilities, solving problems of ensuring server functionality and interaction reliability. It provides features like matchers, snapshots, and interaction doubles, accepting MCP server interactions as input and producing test results as output. Utilize it in development contexts where MCP server testing is crucial, such as during Git-based development workflows.

Canonical page: https://skillsregistry.net/skills/nixrajput-mcp-vitest  
JSON: https://api.skillsregistry.net/v1/skills/nixrajput-mcp-vitest

## Description

Vitest-native testing for Model Context Protocol (MCP) servers - matchers, snapshots, interaction doubles, and real external servers, on both SDK majors.

## Trust

- **Trust score (0–1):** 0.85
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** MIT
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/nixrajput/mcp-vitest)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "nixrajput-mcp-vitest"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/nixrajput-mcp-vitest` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/nixrajput-mcp-vitest/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt