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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | 3x 3x 3x 12x 12x 12x 12x 11x | import { Client } from '@modelcontextprotocol/sdk/client/index.js';
import { SSEClientTransport } from '@modelcontextprotocol/sdk/client/sse.js';
/**
* Creates and connects a new MCP (Model Context Protocol) client for testing
*
* @param port - The port number to connect to on localhost
* @param sseArgs - Optional configuration for the SSE transport connection. Can include eventSourceInit and requestInit options.
* @returns A connected MCP Client instance
* @example
* ```ts
* const client = await createMCPClient(3000, {
* requestInit: {
* headers: {
* Authorization: 'Bearer token'
* }
* }
* });
* ```
*/
export async function createMCPClient(
port: number,
sseArgs: {
eventSourceInit?: EventSourceInit;
requestInit?: RequestInit;
} = {},
): Promise<Client> {
const client = new Client(
{ name: 'example-client', version: '1.0.0' },
{
capabilities: {
tools: {},
resources: {},
resourceTemplates: {},
},
},
);
const sseUrl = new URL(`http://localhost:${port}/sse`);
const transport = new SSEClientTransport(sseUrl, sseArgs);
await client.connect(transport);
return client;
}
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