blah-mcp

import { describe, it, expect, beforeEach, afterEach, vi } from 'vitest'; import { execSync } from 'child_process'; import path from 'path'; import fs from 'fs'; // Mock execSync vi.mock('child_process', () => ({ execSync: vi.fn() })); // Mock fs vi.mock('fs'); // Setup mock functions const mockExistsSync = vi.fn(); const mockReadFileSync = vi.fn(); const mockWriteFileSync = vi.fn(); // Assign mock functions to fs module vi.mocked(fs.existsSync).mockImplementation(mockExistsSync); vi.mocked(fs.readFileSync).mockImplementation(mockReadFileSync); vi.mocked(fs.writeFileSync).mockImplementation(mockWriteFileSync); describe('CLI Binary', () => { const cliPath = path.resolve(process.cwd(), 'build/index.js'); beforeEach(() => { vi.resetAllMocks(); mockExistsSync.mockReturnValue(true); }); afterEach(() => { vi.clearAllMocks(); }); it('should execute the CLI with help command', () => { // Mock execSync to return help text (execSync as any).mockReturnValue(Buffer.from('BLAH - Barely Logical Agent Host CLI')); // Execute CLI with help command const output = execSync(`node ${cliPath} --help`).toString(); // Verify execSync was called with the correct command expect(execSync).toHaveBeenCalledWith(`node ${cliPath} --help`); // Verify output contains expected help text expect(output).toContain('BLAH - Barely Logical Agent Host CLI'); }); it('should execute the CLI with version command', () => { // Mock execSync to return version (execSync as any).mockReturnValue(Buffer.from('0.34.0')); // Execute CLI with version command const output = execSync(`node ${cliPath} --version`).toString(); // Verify execSync was called with the correct command expect(execSync).toHaveBeenCalledWith(`node ${cliPath} --version`); // Verify output contains expected version expect(output).toContain('0.34.0'); }); it('should execute the validate command', () => { // Mock fs.readFileSync to return valid manifest const mockManifest = JSON.stringify({ name: 'test-manifest', version: '1.0.0', tools: [] }); (fs.readFileSync as any).mockReturnValue(mockManifest); // Mock execSync to return success message (execSync as any).mockReturnValue(Buffer.from('✓ BLAH manifest is valid!')); // Execute CLI with validate command const output = execSync(`node ${cliPath} validate test-manifest.json`).toString(); // Verify execSync was called with the correct command expect(execSync).toHaveBeenCalledWith(`node ${cliPath} validate test-manifest.json`); // Verify output contains expected success message expect(output).toContain('✓ BLAH manifest is valid!'); }); it('should handle non-existent commands', () => { // Mock execSync to throw an error for non-existent command (execSync as any).mockImplementation(() => { throw new Error('Unknown command: non-existent-command'); }); // Execute CLI with non-existent command expect(() => { execSync(`node ${cliPath} non-existent-command`); }).toThrow('Unknown command: non-existent-command'); }); it('should handle errors in commands', () => { // Mock execSync to throw an error for a command that fails (execSync as any).mockImplementation(() => { throw new Error('Command failed'); }); // Execute CLI with a command that fails expect(() => { execSync(`node ${cliPath} validate invalid-manifest.json`); }).toThrow('Command failed'); }); });