test.ts•4.94 kB
#!/usr/bin/env node
/**
* Simple test script for the Dedalus MCP Server
* Tests the add_integers tool functionality
*/
import { spawn } from "child_process";
import { Readable, Writable } from "stream";
interface McpRequest {
jsonrpc: "2.0";
id: number;
method: string;
params?: unknown;
}
interface McpResponse {
jsonrpc: "2.0";
id: number;
result?: unknown;
error?: {
code: number;
message: string;
};
}
let requestId = 1;
function createRequest(method: string, params?: unknown): McpRequest {
return {
jsonrpc: "2.0",
id: requestId++,
method,
params,
};
}
async function testMcpServer(): Promise<void> {
console.log("🧪 Testing Dedalus MCP Server...\n");
// Start the MCP server
const serverProcess = spawn("node", ["dist/index.js"], {
stdio: ["pipe", "pipe", "pipe"],
});
const serverInput = serverProcess.stdin!;
const serverOutput = serverProcess.stdout!;
const serverError = serverProcess.stderr!;
// Collect responses
let outputBuffer = "";
const responses: McpResponse[] = [];
serverOutput.on("data", (data: Buffer) => {
outputBuffer += data.toString();
const lines = outputBuffer.split("\n");
outputBuffer = lines.pop() || "";
for (const line of lines) {
if (line.trim()) {
try {
const response = JSON.parse(line) as McpResponse;
responses.push(response);
} catch (e) {
// Ignore non-JSON lines (like error messages)
}
}
}
});
serverError.on("data", (data: Buffer) => {
const message = data.toString();
if (message.includes("MCP server running")) {
console.log("✅ Server started successfully\n");
}
});
// Wait for server to initialize
await new Promise((resolve) => setTimeout(resolve, 500));
// Test 1: Initialize
console.log("📋 Test 1: Initialize server");
const initRequest = createRequest("initialize", {
protocolVersion: "2024-11-05",
capabilities: {},
clientInfo: {
name: "test-client",
version: "1.0.0",
},
});
serverInput.write(JSON.stringify(initRequest) + "\n");
await new Promise((resolve) => setTimeout(resolve, 200));
// Test 2: List tools
console.log("📋 Test 2: List available tools");
const listToolsRequest = createRequest("tools/list");
serverInput.write(JSON.stringify(listToolsRequest) + "\n");
await new Promise((resolve) => setTimeout(resolve, 200));
// Test 3: Call add_integers tool
console.log("📋 Test 3: Call add_integers tool (5 + 3)");
const addIntegersRequest = createRequest("tools/call", {
name: "add_integers",
arguments: {
a: 5,
b: 3,
},
});
serverInput.write(JSON.stringify(addIntegersRequest) + "\n");
await new Promise((resolve) => setTimeout(resolve, 200));
// Test 4: Call add_integers with different numbers
console.log("📋 Test 4: Call add_integers tool (10 + 20)");
const addIntegersRequest2 = createRequest("tools/call", {
name: "add_integers",
arguments: {
a: 10,
b: 20,
},
});
serverInput.write(JSON.stringify(addIntegersRequest2) + "\n");
await new Promise((resolve) => setTimeout(resolve, 200));
// Wait for all responses
await new Promise((resolve) => setTimeout(resolve, 500));
// Verify results
console.log("\n📊 Test Results:\n");
const listToolsResponse = responses.find(
(r) => r.id === listToolsRequest.id
);
if (listToolsResponse?.result) {
const tools = (listToolsResponse.result as { tools: unknown[] }).tools;
console.log(`✅ Found ${tools.length} tool(s):`);
tools.forEach((tool: unknown) => {
const toolObj = tool as { name: string };
console.log(` - ${toolObj.name}`);
});
}
const addIntegersResponse = responses.find(
(r) => r.id === addIntegersRequest.id
);
if (addIntegersResponse?.result) {
const content = (addIntegersResponse.result as { content: unknown[] })
.content;
const text = (content[0] as { text: string }).text;
console.log(`\n✅ Test 3 Result: ${text}`);
if (text === "Result: 8") {
console.log(" ✅ Correct! 5 + 3 = 8");
} else {
console.log(` ❌ Expected "Result: 8", got "${text}"`);
}
}
const addIntegersResponse2 = responses.find(
(r) => r.id === addIntegersRequest2.id
);
if (addIntegersResponse2?.result) {
const content = (addIntegersResponse2.result as { content: unknown[] })
.content;
const text = (content[0] as { text: string }).text;
console.log(`\n✅ Test 4 Result: ${text}`);
if (text === "Result: 30") {
console.log(" ✅ Correct! 10 + 20 = 30");
} else {
console.log(` ❌ Expected "Result: 30", got "${text}"`);
}
}
// Cleanup
serverProcess.kill();
console.log("\n✨ Tests completed!\n");
}
// Run tests
testMcpServer().catch((error) => {
console.error("❌ Test failed:", error);
process.exit(1);
});