import { describe, it, expect, vi, afterEach, beforeEach } from 'vitest';
const modulePath = '../../src/index.js';
describe('stdio entrypoint', () => {
const loadModule = async () => import(modulePath);
beforeEach(() => {
vi.resetModules();
});
afterEach(() => {
vi.resetModules();
});
it('connects stdio transport when startup succeeds', async () => {
const serverConnect = vi.fn().mockResolvedValue(undefined);
const transportInstance = { connect: vi.fn() };
const transportCtor = vi.fn().mockReturnValue(transportInstance);
vi.doMock('../../src/server-factory.js', () => ({
createMCPServer: vi.fn().mockResolvedValue({ connect: serverConnect }),
}));
vi.doMock('@modelcontextprotocol/sdk/server/stdio.js', () => ({
StdioServerTransport: transportCtor,
}));
vi.doMock('../../src/utils/health.js', () => ({
logStartupDiagnostics: vi.fn(),
}));
const logger = {
info: vi.fn(),
error: vi.fn(),
warn: vi.fn(),
debug: vi.fn(),
};
vi.doMock('../../src/utils/logger.js', () => ({
logger,
}));
await loadModule();
await new Promise(setImmediate);
expect(transportCtor).toHaveBeenCalled();
expect(serverConnect).toHaveBeenCalledWith(transportInstance);
expect(process.exitCode).toBeUndefined();
});
it('sets exit code when startup fails', async () => {
const originalExitCode = process.exitCode;
process.exitCode = undefined;
vi.doMock('../../src/server-factory.js', () => ({
createMCPServer: vi.fn().mockRejectedValue(new Error('boom')),
}));
vi.doMock('@modelcontextprotocol/sdk/server/stdio.js', () => ({
StdioServerTransport: vi.fn(),
}));
vi.doMock('../../src/utils/health.js', () => ({
logStartupDiagnostics: vi.fn(),
}));
const logger = {
info: vi.fn(),
error: vi.fn(),
warn: vi.fn(),
debug: vi.fn(),
};
vi.doMock('../../src/utils/logger.js', () => ({
logger,
}));
await loadModule();
await new Promise(setImmediate);
expect(process.exitCode).toBe(1);
process.exitCode = originalExitCode;
});
});
