Comprehensive Component Interface and Testing Strategy for Multi-Agent Chat Platform

jest.config.js

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+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+  roots: ['<rootDir>/src'],
+  testMatch: ['**/__tests__/**/*.+(ts|tsx)', '**/?(*.)+(spec|test).+(ts|tsx)'],
+  moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node']
+};

package.json

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+{
+  "name": "multi-agent-chat-platform",
+  "version": "0.1.0",
+  "description": "Multi-agent interactive chat platform",
+  "main": "dist/index.js",
+  "scripts": {
+    "test": "jest",
+    "build": "tsc"
+  },
+  "devDependencies": {
+    "@types/jest": "^29.5.3",
+    "jest": "^29.6.1",
+    "ts-jest": "^29.1.1",
+    "typescript": "^5.1.6"
+  }
+}

src/interfaces/component-interfaces.ts

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+// Core component interfaces for multi-agent chat platform
+
+export interface AgentProfile {
+  id: string;
+  name: string;
+  description: string;
+  tone: string;
+  samplePrompts: string[];
+}
+
+export interface ChatMessage {
+  agentId: string;
+  timestamp: number;
+  content: string;
+}
+
+export interface ChatSession {
+  sessionId: string;
+  participants: string[];
+  messages: ChatMessage[];
+}
+
+export interface PersonalityDataManagerInterface {
+  loadProfile(id: string): Promise<AgentProfile>;
+  validateProfile(profile: AgentProfile): boolean;
+  listProfiles(): Promise<AgentProfile[]>;
+}
+
+export interface ChatbotEngineInterface {
+  generateResponse(
+    profile: AgentProfile, 
+    conversationHistory: ChatMessage[]
+  ): Promise<string>;
+}
+
+export interface ConversationOrchestratorInterface {
+  handleMessage(
+    sessionId: string, 
+    userMessage: string
+  ): Promise<ChatMessage[]>;
+}
+
+export interface APILayerInterface {
+  createChatSession(): Promise<string>;
+  sendMessage(
+    sessionId: string, 
+    message: string
+  ): Promise<ChatMessage[]>;
+}
+
+// Validation helper types
+export type ValidationResult = {
+  isValid: boolean;
+  errors?: string[];
+}
+
+// Common error types
+export class ComponentError extends Error {
+  constructor(message: string) {
+    super(message);
+    this.name = 'ComponentError';
+  }
+}

src/tests/interface-validation.test.ts

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+import { 
+  AgentProfile, 
+  ChatMessage, 
+  PersonalityDataManagerInterface 
+} from '../interfaces/component-interfaces';
+
+describe('Component Interface Validation', () => {
+  describe('AgentProfile Validation', () => {
+    const validProfile: AgentProfile = {
+      id: 'jesus_disciple',
+      name: 'Peter',
+      description: 'Fisherman and apostle',
+      tone: 'passionate',
+      samplePrompts: ['What did Jesus teach?', 'Tell me about your journey']
+    };
+
+    const invalidProfile: Partial<AgentProfile> = {
+      name: '',  // Invalid: empty name
+    };
+
+    it('should validate a complete agent profile', () => {
+      const isValid = validateAgentProfile(validProfile);
+      expect(isValid).toBe(true);
+    });
+
+    it('should reject an incomplete profile', () => {
+      const isValid = validateAgentProfile(invalidProfile as AgentProfile);
+      expect(isValid).toBe(false);
+    });
+  });
+
+  describe('Chat Message Validation', () => {
+    const validMessage: ChatMessage = {
+      agentId: 'peter',
+      timestamp: Date.now(),
+      content: 'Hello, fellow disciples!'
+    };
+
+    it('should validate a complete chat message', () => {
+      const isValid = validateChatMessage(validMessage);
+      expect(isValid).toBe(true);
+    });
+  });
+});
+
+// Validation functions
+function validateAgentProfile(profile: AgentProfile): boolean {
+  return !!(
+    profile.id && 
+    profile.name && 
+    profile.name.length > 0 && 
+    profile.description
+  );
+}
+
+function validateChatMessage(message: ChatMessage): boolean {
+  return !!(
+    message.agentId && 
+    message.timestamp && 
+    message.content
+  );
+}

tsconfig.json

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+{
+  "compilerOptions": {
+    "target": "es2022",
+    "module": "commonjs",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true,
+    "outDir": "./dist",
+    "rootDir": "./src"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "**/*.spec.ts"]
+}