ShadowGit MCP Server

import { describe, it, expect, beforeEach, jest } from '@jest/globals'; import { ListReposHandler } from '../../src/handlers/list-repos-handler'; import { RepositoryManager } from '../../src/core/repository-manager'; // Mock the dependencies jest.mock('../../src/core/repository-manager'); jest.mock('../../src/utils/logger', () => ({ log: jest.fn(), })); describe('ListReposHandler', () => { let handler: ListReposHandler; let mockRepositoryManager: jest.Mocked<RepositoryManager>; beforeEach(() => { jest.clearAllMocks(); mockRepositoryManager = new RepositoryManager() as jest.Mocked<RepositoryManager>; handler = new ListReposHandler(mockRepositoryManager); }); describe('handle', () => { it('should list repositories when available', async () => { const mockRepos = [ { name: 'project-alpha', path: '/home/user/projects/alpha' }, { name: 'project-beta', path: '/home/user/projects/beta' }, { name: 'my-app', path: '/Users/dev/workspace/my-app' }, ]; (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue(mockRepos); const result = await handler.handle(); expect(result.content[0].text).toContain('Available Repositories (3)'); expect(result.content[0].text).toContain('project-alpha:\n Path: /home/user/projects/alpha'); expect(result.content[0].text).toContain('project-beta:\n Path: /home/user/projects/beta'); expect(result.content[0].text).toContain('my-app:\n Path: /Users/dev/workspace/my-app'); expect(result.content[0].text).toContain('CRITICAL: Required Workflow for ALL Changes'); expect(result.content[0].text).toContain('start_session'); }); it('should handle no repositories configured', async () => { (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue([]); const result = await handler.handle(); expect(result.content[0].text).toContain('No repositories found in ShadowGit'); expect(result.content[0].text).toContain('To add repositories:'); expect(result.content[0].text).toContain('Open the ShadowGit application'); expect(result.content[0].text).not.toContain('Available Repositories'); }); it('should handle single repository', async () => { const mockRepos = [ { name: 'solo-project', path: '/workspace/solo' }, ]; (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue(mockRepos); const result = await handler.handle(); expect(result.content[0].text).toContain('Available Repositories (1)'); expect(result.content[0].text).toContain('solo-project:\n Path: /workspace/solo'); expect(result.content[0].text).toContain('git_command({repo: "solo-project"'); }); it('should handle repositories with special characters in names', async () => { const mockRepos = [ { name: 'project-with-dashes', path: '/path/to/project' }, { name: 'project_with_underscores', path: '/another/path' }, { name: 'project.with.dots', path: '/dotted/path' }, ]; (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue(mockRepos); const result = await handler.handle(); expect(result.content[0].text).toContain('project-with-dashes:\n Path: /path/to/project'); expect(result.content[0].text).toContain('project_with_underscores:\n Path: /another/path'); expect(result.content[0].text).toContain('project.with.dots:\n Path: /dotted/path'); }); it('should handle repositories with long paths', async () => { const mockRepos = [ { name: 'deep-project', path: '/very/long/path/to/deeply/nested/project/directory/structure/here' }, ]; (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue(mockRepos); const result = await handler.handle(); expect(result.content[0].text).toContain( 'deep-project:\n Path: /very/long/path/to/deeply/nested/project/directory/structure/here' ); }); it('should handle Windows-style paths', async () => { const mockRepos = [ { name: 'windows-project', path: 'C:\\Users\\Developer\\Projects\\MyApp' }, { name: 'network-project', path: '\\\\server\\share\\project' }, ]; (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue(mockRepos); const result = await handler.handle(); expect(result.content[0].text).toContain('windows-project:\n Path: C:\\Users\\Developer\\Projects\\MyApp'); expect(result.content[0].text).toContain('network-project:\n Path: \\\\server\\share\\project'); }); it('should handle many repositories', async () => { const mockRepos = Array.from({ length: 20 }, (_, i) => ({ name: `project-${i + 1}`, path: `/path/to/project${i + 1}`, })); (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue(mockRepos); const result = await handler.handle(); expect(result.content[0].text).toContain('Available Repositories (20)'); expect(result.content[0].text).toContain('project-1:\n Path: /path/to/project1'); expect(result.content[0].text).toContain('project-20:\n Path: /path/to/project20'); }); it('should always return MCPToolResponse with text content', async () => { (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue([]); const result = await handler.handle(); expect(result).toHaveProperty('content'); expect(Array.isArray(result.content)).toBe(true); expect(result.content).toHaveLength(1); expect(result.content[0]).toHaveProperty('type', 'text'); expect(result.content[0]).toHaveProperty('text'); expect(typeof result.content[0].text).toBe('string'); }); it('should throw if getRepositories throws', async () => { (mockRepositoryManager.getRepositories as any) = jest.fn().mockImplementation(() => { throw new Error('Failed to read repositories'); }); // Should propagate the error await expect(handler.handle()).rejects.toThrow('Failed to read repositories'); }); it('should handle null return from getRepositories', async () => { (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue(null as any); // This will cause an error when trying to check length await expect(handler.handle()).rejects.toThrow(); }); it('should handle undefined return from getRepositories', async () => { (mockRepositoryManager.getRepositories as any) = jest.fn().mockReturnValue(undefined as any); // This will cause an error when trying to check length await expect(handler.handle()).rejects.toThrow(); }); }); });