import { describe, it, expect, beforeEach } from 'vitest';
import { PatternServer } from './patternServer.js';
describe('PatternServer', () => {
let server: PatternServer;
beforeEach(() => {
server = new PatternServer();
});
const parseResult = (result: any) => {
return JSON.parse(result.content[0].text);
};
it('should process valid design pattern data', () => {
const result = server.processPattern({
patternName: 'modular_architecture',
context: 'Building a microservices system',
implementation: ['Define service boundaries', 'Create API contracts'],
benefits: ['Scalability', 'Independent deployment'],
tradeoffs: ['Increased complexity', 'Network latency'],
});
const parsed = parseResult(result);
expect(parsed.status).toBe('success');
expect(parsed.patternName).toBe('modular_architecture');
expect(parsed.hasImplementation).toBe(true);
});
it('should return failed status for missing patternName', () => {
const result = server.processPattern({
context: 'test context',
});
const parsed = parseResult(result);
expect(parsed.status).toBe('failed');
expect(parsed.error).toBeDefined();
expect(result.isError).toBe(true);
});
it('should return failed status for missing context', () => {
const result = server.processPattern({
patternName: 'modular_architecture',
});
const parsed = parseResult(result);
expect(parsed.status).toBe('failed');
expect(parsed.error).toBeDefined();
expect(result.isError).toBe(true);
});
it('should handle optional fields', () => {
const result = server.processPattern({
patternName: 'api_integration',
context: 'Integrating external APIs',
});
const parsed = parseResult(result);
expect(parsed.status).toBe('success');
expect(parsed.patternName).toBe('api_integration');
expect(parsed.hasImplementation).toBe(false);
});
it('should handle code examples', () => {
const result = server.processPattern({
patternName: 'state_management',
context: 'Managing React state',
codeExample: 'const [state, setState] = useState()',
languages: ['typescript', 'javascript'],
});
const parsed = parseResult(result);
expect(parsed.status).toBe('success');
expect(parsed.hasCodeExample).toBe(true);
});
});
