dbx/packages/mcp-server/tests/server.test.ts

56 lines
1.8 KiB
TypeScript

import assert from "node:assert/strict";
import test from "node:test";
import type { Backend, ConnectionConfig } from "@dbx-app/node-core";
import { createDbxMcpServer } from "../src/index.js";
const connection: ConnectionConfig = {
id: "1",
name: "local",
db_type: "postgres",
host: "127.0.0.1",
port: 5432,
username: "app",
password: "",
database: "demo",
ssh_enabled: false,
ssl: false,
};
const backend: Backend = {
loadConnections: async () => [connection],
findConnection: async (name) => (name === "local" ? connection : undefined),
addConnection: async () => connection,
removeConnection: async () => true,
listTables: async () => [{ name: "users", type: "BASE TABLE" }],
describeTable: async () => [
{ name: "id", data_type: "integer", is_nullable: false, column_default: null, is_primary_key: true, comment: null },
],
executeQuery: async () => ({ columns: ["total"], rows: [{ total: 1 }], row_count: 1 }),
};
test("creates an MCP server without starting stdio transport", () => {
const server = createDbxMcpServer(backend, { isWebMode: true });
assert.equal(typeof server.connect, "function");
});
test("execute query scopes the connection to the requested database", async () => {
let usedDatabase = "";
const scopedBackend: Backend = {
...backend,
executeQuery: async (config) => {
usedDatabase = config.database || "";
return { columns: ["total"], rows: [{ total: 1 }], row_count: 1 };
},
};
const server = createDbxMcpServer(scopedBackend, { isWebMode: true });
await (server as any)._registeredTools.dbx_execute_query.handler({
connection_name: "local",
database: "stores_demo",
sql: "SELECT FIRST 1 tabname FROM systables",
});
assert.equal(usedDatabase, "stores_demo");
});