/**
* Basic tests for MEP MCP Server
*/
import worker from './index';
// Mock Cloudflare Workers environment
const mockEnv = {
ENVIRONMENT: 'test'
};
const mockCtx = {
waitUntil: jest.fn(),
passThroughOnException: jest.fn(),
};
describe('MEP MCP Server', () => {
test('health endpoint returns correct response', async () => {
const request = new Request('https://test.com/health');
const response = await worker.fetch(request, mockEnv, mockCtx as any);
expect(response.status).toBe(200);
const data = await response.json();
expect(data.status).toBe('healthy');
expect(data.service).toBe('MEP MCP Server');
expect(data.protocol).toBe('Model Context Protocol');
});
test('MCP initialize method works', async () => {
const request = new Request('https://test.com/sse', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
jsonrpc: '2.0',
method: 'initialize',
id: 1
})
});
const response = await worker.fetch(request, mockEnv, mockCtx as any);
expect(response.status).toBe(200);
const data = await response.json();
expect(data.jsonrpc).toBe('2.0');
expect(data.id).toBe(1);
expect(data.result.protocolVersion).toBe('2025-06-18');
expect(data.result.serverInfo.name).toBe('MEP MCP Server');
});
test('tools/list returns available tools', async () => {
const request = new Request('https://test.com/sse', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
jsonrpc: '2.0',
method: 'tools/list',
id: 2
})
});
const response = await worker.fetch(request, mockEnv, mockCtx as any);
expect(response.status).toBe(200);
const data = await response.json();
expect(data.jsonrpc).toBe('2.0');
expect(data.id).toBe(2);
expect(data.result.tools).toHaveLength(1);
expect(data.result.tools[0].name).toBe('searchExperiences');
});
test('invalid JSON returns parse error', async () => {
const request = new Request('https://test.com/sse', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: 'invalid json'
});
const response = await worker.fetch(request, mockEnv, mockCtx as any);
expect(response.status).toBe(400);
const data = await response.json();
expect(data.jsonrpc).toBe('2.0');
expect(data.error.code).toBe(-32700);
expect(data.error.message).toContain('Parse error');
});
test('unknown method returns method not found error', async () => {
const request = new Request('https://test.com/sse', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
jsonrpc: '2.0',
method: 'unknown/method',
id: 3
})
});
const response = await worker.fetch(request, mockEnv, mockCtx as any);
expect(response.status).toBe(404);
const data = await response.json();
expect(data.jsonrpc).toBe('2.0');
expect(data.id).toBe(3);
expect(data.error.code).toBe(-32601);
expect(data.error.message).toContain('Method not found');
});
test('CORS headers are present', async () => {
const request = new Request('https://test.com/health');
const response = await worker.fetch(request, mockEnv, mockCtx as any);
expect(response.headers.get('Access-Control-Allow-Origin')).toBe('*');
expect(response.headers.get('Access-Control-Allow-Methods')).toContain('GET');
expect(response.headers.get('Access-Control-Allow-Methods')).toContain('POST');
});
test('OPTIONS request returns CORS headers', async () => {
const request = new Request('https://test.com/sse', {
method: 'OPTIONS'
});
const response = await worker.fetch(request, mockEnv, mockCtx as any);
expect(response.status).toBe(200);
expect(response.headers.get('Access-Control-Allow-Origin')).toBe('*');
});
});
