Tag: nodejs
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Mastering Node.js Backend Testing with Mocha and Chai
Mocha is a Node.js test framework that provides structure – test grouping, individual test cases, and lifecycle hooks with native async support. Chai pairs with it as the assertion library, offering multiple assertion styles to verify results. Together they cover test organisation and result verification cleanly. This guide walks through setup, the AAA pattern, async…
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How to Switch from Jest to Vitest for Better Node.js Testing
and Vitest are two well-known JavaScript testing frameworks, each with its own strengths. Jest, created by Facebook, is especially popular for React applications. It provides a “zero-config” setup, built-in code coverage reporting, and snapshot testing, making it a complete solution for many JavaScript projects. Vitest, a newer framework in the Vite ecosystem, is known for…
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How to handle Node.js Code Coverage with NYC in Docker Containers
There are particular difficulties in getting NYC coverage from Node.js operating in Docker containers. This blog discusses the procedures needed to operate Node.js clusters in Docker and produce reliable code coverage reports. How to Get Coverage nativally? Running NYC locally is straightforward with a simple command: "start": "nyc node ./dist/main.js", However, there are more stages…