test(user): add unit tests for UserUtils token generation and verification #53
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Summary of ChangesHello @morningstarxcdcode, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed! This pull request lays the groundwork for the LocalMind backend, a platform designed to offer flexible AI model interaction and data processing. It delivers a full-fledged user authentication system, integrates with various AI providers like Google Gemini, Groq, and Ollama, and provides a structured way for users to configure their AI agents. A key feature is the AI-powered processing of uploaded datasets for intelligent information extraction. The changes also include essential project setup, environment management, and a suite of tests to ensure the stability of these new functionalities. Highlights
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Code Review
This pull request, titled "test(user): add unit tests for UserUtils token generation and verification", introduces a vast number of files, effectively creating the entire backend application. While the added tests for UserUtils are a good start, the scope of this PR is much larger than described, making it difficult to review thoroughly. In the future, please try to keep pull requests focused on a single feature or bug fix.
My review focuses on critical issues related to security, correctness, and maintainability. I've found several critical problems, including invalid package dependencies that will prevent the project from installing, use of hardcoded secrets, and significant bugs in business logic. Please address these high-priority issues.
| public async findAiModelConfigByUserId(id: string): Promise<IAiModelConfig | null> { | ||
| return await AiModelConfig.findById(id).exec() | ||
| } |
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The method findAiModelConfigByUserId is using findById, which searches by the document's _id. However, it's being called with a userId. This should be changed to findOne({ userId }) to correctly find the configuration document for a given user.
| public async findAiModelConfigByUserId(id: string): Promise<IAiModelConfig | null> { | |
| return await AiModelConfig.findById(id).exec() | |
| } | |
| public async findAiModelConfigByUserId(userId: string): Promise<IAiModelConfig | null> { | |
| return await AiModelConfig.findOne({ userId }).exec() | |
| } |
src/validator/env.ts
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| ENCRYPTION_KEY: z.string(), | ||
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| SERVER_HMAC_SECRET: z.string(), |
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The SERVER_HMAC_SECRET is a critical security variable and should be enforced to be present and have a minimum length to ensure strong keys are used. An empty string would be a security risk.
| SERVER_HMAC_SECRET: z.string(), | |
| SERVER_HMAC_SECRET: z.string().min(32, 'SERVER_HMAC_SECRET must be at least 32 characters long'), |
src/validator/env.ts
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| .transform((v) => v === 'true') | ||
| .default(false), | ||
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| JWT_SECRET: z.string(), |
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The JWT_SECRET is a critical security variable and should be enforced to be present and have a minimum length to ensure strong keys are used. An empty or short secret is a security risk.
| JWT_SECRET: z.string(), | |
| JWT_SECRET: z.string().min(32, 'JWT_SECRET must be at least 32 characters long'), |
| { | ||
| "name": "localmind-backend", | ||
| "version": "1.0.0", | ||
| "main": "index.js", | ||
| "scripts": { | ||
| "test": "jest", | ||
| "start-tunnel": "lt --port 5000", | ||
| "setup:backend": "ts-node src/script/project-setup.ts", | ||
| "format": "prettier --write .", | ||
| "build": "tsc", | ||
| "dev": "ts-node-dev --respawn --transpile-only src/server.ts" | ||
| }, | ||
| "repository": { | ||
| "type": "git", | ||
| "url": "git+https://github.com/NexGenStudioDev/LocalMind-Backend.git" | ||
| }, | ||
| "author": "", | ||
| "license": "ISC", | ||
| "bugs": { | ||
| "url": "https://github.com/NexGenStudioDev/LocalMind-Backend/issues" | ||
| }, | ||
| "homepage": "https://github.com/NexGenStudioDev/LocalMind-Backend#readme", | ||
| "description": "", | ||
| "devDependencies": { | ||
| "@babel/preset-typescript": "^7.27.1", | ||
| "@types/argon2": "^0.15.4", | ||
| "@types/bcrypt": "^6.0.0", | ||
| "@types/express": "^5.0.3", | ||
| "@types/node": "^24.7.2", | ||
| "@types/nodemailer": "^7.0.3", | ||
| "jest": "^30.2.0", | ||
| "prettier": "3.6.2", | ||
| "ts-jest": "^29.4.5", | ||
| "ts-node": "^10.9.2", | ||
| "ts-node-dev": "^2.0.0", | ||
| "typescript": "^5.9.3" | ||
| }, | ||
| "dependencies": { | ||
| "@jest/globals": "^30.2.0", | ||
| "@langchain/community": "^0.3.57", | ||
| "@langchain/core": "^0.3.78", | ||
| "@langchain/google-genai": "^0.2.18", | ||
| "@langchain/groq": "^0.2.4", | ||
| "@langchain/ollama": "^0.2.4", | ||
| "@types/cookie-parser": "^1.4.9", | ||
| "@types/jsonwebtoken": "^9.0.10", | ||
| "@types/mongoose": "^5.11.97", | ||
| "@types/morgan": "^1.9.10", | ||
| "argon2": "^0.44.0", | ||
| "axios": "^1.12.2", | ||
| "bcrypt": "^6.0.0", | ||
| "chalk": "^5.6.2", | ||
| "cloudflared-tunnel": "^1.0.3", | ||
| "cookie-parser": "^1.4.7", | ||
| "d3-dsv": "^2.0.0", | ||
| "dotenv": "^17.2.3", | ||
| "express": "^5.1.0", | ||
| "figlet": "^1.9.3", | ||
| "jsonwebtoken": "^9.0.2", | ||
| "langchain": "^0.3.36", | ||
| "mongoose": "^8.19.1", | ||
| "morgan": "^1.10.1", | ||
| "ngrok": "5.0.0-beta.2", | ||
| "nodemailer": "^7.0.10", | ||
| "ora": "^9.0.0", | ||
| "zod": "^4.1.12" | ||
| } | ||
| } |
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Many of the dependency versions listed in package.json do not exist on the npm registry (e.g., @types/express@^5.0.3, jest@^30.2.0, axios@^1.12.2, mongoose@^8.19.1, etc.). This will prevent the project from being installed and run. Please correct the versions to valid, existing ones. You can use npm view <package-name> versions to check for available versions, or npm install <package-name>@latest to get the latest stable version.
| if (!existingConfig) { | ||
| CreateConfig = await AiModelConfigService.setupAiModelConfig({ | ||
| userId: String(FindUserByToken._id), | ||
| agents: [{} as IAgent], | ||
| system_prompt, | ||
| }) | ||
| } |
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Creating a new AiModelConfig with agents: [{} as IAgent] is incorrect. The IAgent interface and AgentSchema have required fields like provider, type, and model. This will lead to a database validation error. If a new configuration is being created, it should be with the validated agents from the request body.
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| describe('UserUtils token helpers', () => { | ||
| test('generateToken and verifyToken roundtrip', () => { | ||
| const payload = { userId: 'abc123', email: 'a@b.com', role: 'user' } |
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To align with the suggested change to use _id in JwtPayload, the test payload should be updated.
| const payload = { userId: 'abc123', email: 'a@b.com', role: 'user' } | |
| const payload = { _id: 'abc123', email: 'a@b.com', role: 'user' } |
| public static verifyToken(token: string): IUser | null { | ||
| try { | ||
| const decoded = jwt.verify(token, this.JWT_SECRET) | ||
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| if (typeof decoded === 'object' && decoded !== null) { | ||
| return { | ||
| email: decoded.email as string, | ||
| _id: decoded.userId as string, | ||
| role: decoded.role as string, | ||
| } | ||
| } | ||
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| return null | ||
| } catch { | ||
| return null | ||
| } |
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To align with the suggested change to use _id in JwtPayload, this method should be updated to use decoded._id. Also, casting decoded to JwtPayload provides better type safety and removes the need for individual property casting.
| public static verifyToken(token: string): IUser | null { | |
| try { | |
| const decoded = jwt.verify(token, this.JWT_SECRET) | |
| if (typeof decoded === 'object' && decoded !== null) { | |
| return { | |
| email: decoded.email as string, | |
| _id: decoded.userId as string, | |
| role: decoded.role as string, | |
| } | |
| } | |
| return null | |
| } catch { | |
| return null | |
| } | |
| public static verifyToken(token: string): IUser | null { | |
| try { | |
| const decoded = jwt.verify(token, this.JWT_SECRET) as JwtPayload | |
| if (typeof decoded === 'object' && decoded !== null) { | |
| return { | |
| email: decoded.email as string, | |
| _id: decoded._id as string, | |
| role: decoded.role as string, | |
| } | |
| } | |
| return null | |
| } catch { | |
| return null | |
| } | |
| } |
| console.log('Ai_Response', Ai_Response) | ||
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| SendResponse.success(res, 'AI response generated successfully', Ai_Response, 200) | ||
| } catch (err: any) { | ||
| console.log('err', err) |
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Debug console.log statements should be removed from the code before merging. For logging, a dedicated logger library should be used, which can be configured per environment.
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Pull request overview
This PR adds unit tests for UserUtils token generation and verification methods, along with a comprehensive backend setup including user authentication, AI model integration, and configuration management. The tests ensure JWT token operations work correctly by testing roundtrip token generation/verification and invalid token handling.
- Unit tests for
generateTokenandverifyTokenin UserUtils - Integration tests for user registration with database interaction
- Complete backend infrastructure including user management, AI model services (Ollama, Groq, Google Gemini), and dataset processing
Reviewed changes
Copilot reviewed 59 out of 67 changed files in this pull request and generated 23 comments.
Show a summary per file
| File | Description |
|---|---|
src/api/v1/user/__test__/user.utils.test.ts |
Adds unit tests for token generation and verification with proper env setup |
src/api/v1/user/__test__/user.test.ts |
Adds integration tests for user registration endpoints |
src/api/v1/user/user.utils.ts |
Implements JWT token helpers and user authentication utilities |
src/api/v1/user/user.validator.ts |
Defines Zod schemas for user registration and login validation |
src/api/v1/user/user.controller.ts |
Implements user authentication endpoints (register, login, profile) |
src/api/v1/user/user.service.ts |
Provides user creation and API key generation services |
src/api/v1/user/user.routes.ts |
Defines authentication routes with middleware protection |
src/api/v1/user/user.model.ts |
Mongoose schema for User model with authentication fields |
src/api/v1/user/user.type.ts |
TypeScript interface for User entity |
src/api/v1/user/user.constant.ts |
Centralized user-related message constants |
src/api/v1/user/user.middleware.ts |
JWT authentication middleware for protected routes |
src/validator/env.ts |
Zod schema for environment variable validation |
src/constant/env.constant.ts |
Exports validated environment configuration |
src/utils/safeJson.util.ts |
Safe JSON parsing utility with fallback |
src/utils/__test__/safeJson.util.test.ts |
Unit tests for safe JSON parsing |
src/utils/SendResponse.utils.ts |
Standardized API response formatting |
src/api/v1/AiModelConfig/* |
AI model configuration management (models, services, validators) |
src/api/v1/Ai-model/Ollama/* |
Ollama AI integration with embeddings and text generation |
src/api/v1/Ai-model/Groq/* |
Groq AI service integration |
src/api/v1/Ai-model/Google/* |
Google Gemini AI integration utilities |
src/api/v1/DataSet/v1/* |
Dataset processing and validation services |
src/Template/v1/* |
AI prompt templates and formatters |
tsconfig.json |
TypeScript compiler configuration |
package.json |
Project dependencies and scripts |
jest.config.ts |
Jest test framework configuration |
.env.example |
Environment variable template |
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… user controller error handling and token usage; security: enforce env secrets min length; update Ollama and DataSet utilities; fix AiModelConfig agent handling and service
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Thanks @gemini-code-assist and @copilot for the detailed review — I addressed the critical/high comments and pushed fixes:
If I missed anything else called out by the bots, please point me to the exact comment and I'll iterate further. Ready for re-review — I can also run CI locally if you want (need to install dependencies first). |
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Thanks for the detailed update, @morningstarxcdcode! It's great to see that you've addressed the critical and high-priority feedback. Your proactive approach to improving the codebase is much appreciated. I'll initiate a re-review of the pull request to ensure all changes are thoroughly checked and to identify any further areas for improvement. I'll provide specific comments if I find anything that needs attention. Looking forward to seeing the updated code! |
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@morningstarxcdcode please be active for the project configure ecwoc sentinel and Merge PRs with ECWoC label |
2 participants
Fixes #52\n\nSummary: Adds tests for and . The test file sets required env vars before importing modules that parse to avoid errors in test environment.