import { describe, expect, it, vi } from 'vitest';
import { HELP_TEXT, printHelp } from '../../src/cli/help.js';
describe('help', () => {
it('HELP_TEXT includes usage and main options', () => {
expect(HELP_TEXT).toContain('Usage:');
expect(HELP_TEXT).toContain('resend-mcp');
expect(HELP_TEXT).toContain('--key');
expect(HELP_TEXT).toContain('--sender');
expect(HELP_TEXT).toContain('--reply-to');
expect(HELP_TEXT).toContain('--http');
expect(HELP_TEXT).toContain('--port');
expect(HELP_TEXT).toContain('-h, --help');
expect(HELP_TEXT).toContain('RESEND_API_KEY');
expect(HELP_TEXT).toContain('MCP_PORT');
});
it('printHelp writes HELP_TEXT to console.error', () => {
const stderr = vi.spyOn(console, 'error').mockImplementation(() => {});
printHelp();
expect(stderr).toHaveBeenCalledWith(HELP_TEXT);
stderr.mockRestore();
});
});
