cpp-mcp/test/testcase.md

# Model Context Protocol 测试用例

本文档整理了从 Model Context Protocol 规范中收集的测试用例，主要来源于 https://spec.modelcontextprotocol.io/specification/2024-11-05/basic/ 和 https://spec.modelcontextprotocol.io/specification/2024-11-05/server/ 。

## 基本协议测试用例

### 消息格式测试用例

#### 请求消息

```json
{
  "jsonrpc": "2.0",
  "id": "string | number",
  "method": "string",
  "params": {
    "key": "value"
  }
}
```

#### 响应消息

```json
{
  "jsonrpc": "2.0",
  "id": "string | number",
  "result": {
    "key": "value"
  }
}
```

#### 通知消息

```json
{
  "jsonrpc": "2.0",
  "method": "string",
  "params": {
    "key": "value"
  }
}
```

### 生命周期测试用例

#### 初始化请求

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "initialize",
  "params": {
    "protocolVersion": "2024-11-05",
    "capabilities": {
      "roots": {
        "listChanged": true
      },
      "sampling": {}
    },
    "clientInfo": {
      "name": "ExampleClient",
      "version": "1.0.0"
    }
  }
}
```

#### 初始化响应

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "protocolVersion": "2024-11-05",
    "capabilities": {
      "logging": {},
      "prompts": {
        "listChanged": true
      },
      "resources": {
        "subscribe": true,
        "listChanged": true
      },
      "tools": {
        "listChanged": true
      }
    },
    "serverInfo": {
      "name": "ExampleServer",
      "version": "1.0.0"
    }
  }
}
```

#### 初始化完成通知

```json
{
  "jsonrpc": "2.0",
  "method": "notifications/initialized"
}
```

#### 初始化错误

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32602,
    "message": "Unsupported protocol version",
    "data": {
      "supported": ["2024-11-05"],
      "requested": "1.0.0"
    }
  }
}
```

### 工具功能测试用例

#### Ping 请求

```json
{
  "jsonrpc": "2.0",
  "id": "123",
  "method": "ping"
}
```

#### Ping 响应

```json
{
  "jsonrpc": "2.0",
  "id": "123",
  "result": {}
}
```

#### Cancellation 通知

```json
{
  "jsonrpc": "2.0",
  "method": "notifications/cancelled",
  "params": {
    "requestId": "123",
    "reason": "User requested cancellation"
  }
}
```

#### Progress 请求

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "some_method",
  "params": {
    "_meta": {
      "progressToken": "abc123"
    }
  }
}
```

#### Progress 通知

```json
{
  "jsonrpc": "2.0",
  "method": "notifications/progress",
  "params": {
    "progressToken": "abc123",
    "progress": 50,
    "total": 100
  }
}
```

## 服务器功能测试用例

### 工具功能测试用例

#### 列出工具请求

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list",
  "params": {
    "cursor": "optional-cursor-value"
  }
}
```

#### 列出工具响应

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "tools": [
      {
        "name": "get_weather",
        "description": "Get current weather information for a location",
        "inputSchema": {
          "type": "object",
          "properties": {
            "location": {
              "type": "string",
              "description": "City name or zip code"
            }
          },
          "required": ["location"]
        }
      }
    ],
    "nextCursor": "next-page-cursor"
  }
}
```

#### 调用工具请求

```json
{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "get_weather",
    "arguments": {
      "location": "New York"
    }
  }
}
```

#### 调用工具响应

```json
{
  "jsonrpc": "2.0",
  "id": 2,
  "result": {
    "content": [
      {
        "type": "text",
        "text": "Current weather in New York:\nTemperature: 72°F\nConditions: Partly cloudy"
      }
    ],
    "isError": false
  }
}
```

#### 工具列表变更通知

```json
{
  "jsonrpc": "2.0",
  "method": "notifications/tools/list_changed"
}
```

### 资源功能测试用例

#### 列出资源请求

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "resources/list",
  "params": {
    "cursor": "optional-cursor-value"
  }
}
```

#### 列出资源响应

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "resources": [
      {
        "uri": "file:///project/src/main.rs",
        "name": "main.rs",
        "description": "Primary application entry point",
        "mimeType": "text/x-rust"
      }
    ],
    "nextCursor": "next-page-cursor"
  }
}
```

#### 读取资源请求

```json
{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "resources/read",
  "params": {
    "uri": "file:///project/src/main.rs"
  }
}
```

#### 读取资源响应

```json
{
  "jsonrpc": "2.0",
  "id": 2,
  "result": {
    "contents": [
      {
        "uri": "file:///project/src/main.rs",
        "mimeType": "text/x-rust",
        "text": "fn main() {\n    println!(\"Hello world!\");\n}"
      }
    ]
  }
}
```

#### 资源模板列表请求

```json
{
  "jsonrpc": "2.0",
  "id": 3,
  "method": "resources/templates/list"
}
```

#### 资源模板列表响应

```json
{
  "jsonrpc": "2.0",
  "id": 3,
  "result": {
    "resourceTemplates": [
      {
        "uriTemplate": "file:///{path}",
        "name": "Project Files",
        "description": "Access files in the project directory",
        "mimeType": "application/octet-stream"
      }
    ]
  }
}
```

#### 资源列表变更通知

```json
{
  "jsonrpc": "2.0",
  "method": "notifications/resources/list_changed"
}
```

#### 订阅资源请求

```json
{
  "jsonrpc": "2.0",
  "id": 4,
  "method": "resources/subscribe",
  "params": {
    "uri": "file:///project/src/main.rs"
  }
}
```

#### 资源更新通知

```json
{
  "jsonrpc": "2.0",
  "method": "notifications/resources/updated",
  "params": {
    "uri": "file:///project/src/main.rs"
  }
}
```

#### 资源错误响应

```json
{
  "jsonrpc": "2.0",
  "id": 5,
  "error": {
    "code": -32002,
    "message": "Resource not found",
    "data": {
      "uri": "file:///nonexistent.txt"
    }
  }
}
```

### 工具结果数据类型

#### 文本内容

```json
{
  "type": "text",
  "text": "Tool result text"
}
```

#### 图像内容

```json
{
  "type": "image",
  "data": "base64-encoded-data",
  "mimeType": "image/png"
}
```

#### 嵌入资源

```json
{
  "type": "resource",
  "resource": {
    "uri": "resource://example",
    "mimeType": "text/plain",
    "text": "Resource content"
  }
}
```