How to write tests for applications that use MongoDB as a storage

• mongodb-jest-testing

  1 3 0.0 TypeScript

  Tests with jest and mongodb

Includes much more code, other than the actual implementation, creating the extra mocks. It's clear in the complete example that mocks are more lines of code than the actual UserService.

• mongodb-memory-server

  9 2,450 9.3 TypeScript

  Spinning up mongod in memory for fast tests. If you run tests in parallel this lib helps to spin up dedicated mongodb servers for every test file in MacOS, *nix, Windows or CI environments (in most cases with zero-config).

The final method tries to combine both methods, 1 and 2. It uses an external package MongoDB In-Memory Server for our MongoDB.

• SurveyJS

  surveyjs.io sponsored

  Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.

  

• Docker Compose

  384 32,312 9.6 Go

  Define and run multi-container applications with Docker

  

Here comes Docker and Docker Compose. I am not going to spend much time explaining Docker, but if you want I can write a separate blog about it.

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