DeepSource MCP Server

/** * @fileoverview Tests for CLI version flag functionality */ import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest'; import { VERSION, getVersion, getVersionInfo, parseVersion } from '../version.js'; import { handleCliArgs } from '../index.js'; describe('CLI Version Module', () => { describe('Version exports', () => { it('should export VERSION constant matching expected format', () => { expect(VERSION).toMatch(/^\d+\.\d+\.\d+(-.*)?$/); }); it('should return version from getVersion function', () => { expect(getVersion()).toBe(VERSION); }); it('should return version info from getVersionInfo', () => { const info = getVersionInfo(); expect(info.version).toBe(VERSION); const parsed = parseVersion(VERSION); if (parsed) { expect(info.major).toBe(parsed.major); expect(info.minor).toBe(parsed.minor); expect(info.patch).toBe(parsed.patch); } }); }); describe('CLI argument handling', () => { let consoleLogSpy: ReturnType<typeof vi.spyOn>; let logOutput: string[]; beforeEach(() => { logOutput = []; // Mock console.log to capture output consoleLogSpy = vi.spyOn(console, 'log').mockImplementation((...args) => { logOutput.push(args.join(' ')); }); }); afterEach(() => { consoleLogSpy.mockRestore(); }); it('should display version with --version flag', () => { const result = handleCliArgs(['--version']); expect(result).toBe(true); expect(logOutput).toContain(`deepsource-mcp-server version ${VERSION}`); }); it('should display version with -v flag', () => { const result = handleCliArgs(['-v']); expect(result).toBe(true); expect(logOutput).toContain(`deepsource-mcp-server version ${VERSION}`); }); it('should display help with --help flag', () => { const result = handleCliArgs(['--help']); expect(result).toBe(true); expect(logOutput.join('\n')).toContain(`DeepSource MCP Server v${VERSION}`); expect(logOutput.join('\n')).toContain('Usage: deepsource-mcp-server [options]'); expect(logOutput.join('\n')).toContain('Options:'); expect(logOutput.join('\n')).toContain('-v, --version Display version information'); expect(logOutput.join('\n')).toContain('-h, --help Display this help message'); }); it('should display help with -h flag', () => { const result = handleCliArgs(['-h']); expect(result).toBe(true); expect(logOutput.join('\n')).toContain(`DeepSource MCP Server v${VERSION}`); expect(logOutput.join('\n')).toContain('Usage: deepsource-mcp-server [options]'); }); it('should handle --version flag at any position', () => { const result = handleCliArgs(['some', 'args', '--version']); expect(result).toBe(true); expect(logOutput).toContain(`deepsource-mcp-server version ${VERSION}`); }); it('should return false for non-CLI arguments', () => { const result = handleCliArgs(['some', 'other', 'args']); expect(result).toBe(false); expect(logOutput).toEqual([]); }); it('should handle empty arguments', () => { const result = handleCliArgs([]); expect(result).toBe(false); expect(logOutput).toEqual([]); }); it('should work without DEEPSOURCE_API_KEY for version flag', () => { // Remove DEEPSOURCE_API_KEY if present const originalApiKey = process.env.DEEPSOURCE_API_KEY; delete process.env.DEEPSOURCE_API_KEY; const result = handleCliArgs(['--version']); expect(result).toBe(true); expect(logOutput).toContain(`deepsource-mcp-server version ${VERSION}`); // Restore API key if it was set if (originalApiKey) { process.env.DEEPSOURCE_API_KEY = originalApiKey; } }); }); });