1MCP Server

import type { RegistryServer } from '@src/domains/registry/types.js'; import { describe, expect, it } from 'vitest'; import { extractArgMetadata, extractEnvVarMetadata } from './metadataExtractor.js'; describe('metadataExtractor', () => { describe('extractEnvVarMetadata', () => { it('should extract environment variables from server packages', () => { const server: Partial<RegistryServer> = { packages: [ { identifier: 'test-package', registryType: 'npm', environmentVariables: [ { name: 'API_KEY', description: 'API key for service', default: 'default-key', isRequired: true, isSecret: true, }, { value: 'DATABASE_URL', description: 'Database connection string', isRequired: false, }, ], }, ], }; const result = extractEnvVarMetadata(server as RegistryServer); expect(result).toHaveLength(2); expect(result[0]).toEqual({ key: 'API_KEY', description: 'API key for service', default: 'default-key', isRequired: true, isSecret: true, }); expect(result[1]).toEqual({ key: 'DATABASE_URL', description: 'Database connection string', isRequired: false, isSecret: undefined, default: undefined, }); }); it('should deduplicate environment variables across packages', () => { const server: Partial<RegistryServer> = { packages: [ { identifier: 'package-1', registryType: 'npm', environmentVariables: [{ name: 'API_KEY', description: 'First definition' }], }, { identifier: 'package-2', registryType: 'npm', environmentVariables: [{ name: 'API_KEY', description: 'Duplicate definition' }], }, ], }; const result = extractEnvVarMetadata(server as RegistryServer); expect(result).toHaveLength(1); expect(result[0].key).toBe('API_KEY'); expect(result[0].description).toBe('First definition'); }); it('should return empty array when no environment variables defined', () => { const server: Partial<RegistryServer> = { packages: [ { identifier: 'test-package', registryType: 'npm', }, ], }; const result = extractEnvVarMetadata(server as RegistryServer); expect(result).toEqual([]); }); it('should handle missing packages', () => { const server: Partial<RegistryServer> = {}; const result = extractEnvVarMetadata(server as RegistryServer); expect(result).toEqual([]); }); }); describe('extractArgMetadata', () => { it('should extract arguments from packageArguments', () => { const server: Partial<RegistryServer> = { packages: [ { identifier: 'test-package', registryType: 'npm', packageArguments: [ { name: 'port', description: 'Server port', default: '3000', isRequired: true, type: 'number', }, ], }, ], }; const result = extractArgMetadata(server as RegistryServer); expect(result).toHaveLength(1); expect(result[0]).toEqual({ name: 'port', description: 'Server port', default: '3000', isRequired: true, type: 'number', isSecret: undefined, choices: undefined, valueHint: undefined, }); }); it('should extract arguments from runtimeArguments', () => { const server: Partial<RegistryServer> = { packages: [ { identifier: 'test-package', registryType: 'npm', runtimeArguments: [ { name: 'log-level', description: 'Logging level', choices: ['debug', 'info', 'warn', 'error'], default: 'info', }, ], }, ], }; const result = extractArgMetadata(server as RegistryServer); expect(result).toHaveLength(1); expect(result[0]).toEqual({ name: 'log-level', description: 'Logging level', choices: ['debug', 'info', 'warn', 'error'], default: 'info', isRequired: undefined, isSecret: undefined, type: undefined, valueHint: undefined, }); }); it('should combine packageArguments and runtimeArguments', () => { const server: Partial<RegistryServer> = { packages: [ { identifier: 'test-package', registryType: 'npm', packageArguments: [{ name: 'port' }], runtimeArguments: [{ name: 'log-level' }], }, ], }; const result = extractArgMetadata(server as RegistryServer); expect(result).toHaveLength(2); expect(result.map((a) => a.name)).toEqual(['port', 'log-level']); }); it('should deduplicate arguments across packages', () => { const server: Partial<RegistryServer> = { packages: [ { identifier: 'package-1', registryType: 'npm', packageArguments: [{ name: 'port', description: 'First definition' }], }, { identifier: 'package-2', registryType: 'npm', runtimeArguments: [{ name: 'port', description: 'Duplicate definition' }], }, ], }; const result = extractArgMetadata(server as RegistryServer); expect(result).toHaveLength(1); expect(result[0].name).toBe('port'); expect(result[0].description).toBe('First definition'); }); it('should return empty array when no arguments defined', () => { const server: Partial<RegistryServer> = { packages: [ { identifier: 'test-package', registryType: 'npm', }, ], }; const result = extractArgMetadata(server as RegistryServer); expect(result).toEqual([]); }); }); });