Testing Archives - Coder's Jungle

How to test promises in JavaScript

May 7, 2026

Testing frameworks like Jest, Mocha, and Jasmine natively support promises for handling asynchronous tests, lifecycle hooks, and parallel operations with Promise.all(). Features include timer mocks for controlling time and async iterators support, ensuring reliable, readable, and efficient async test execution.

Coding Tips

Debugging and Testing Pygame Applications

August 28, 2024

Optimize your Pygame development with essential debugging techniques. Explore error messages, breakpoints, and event loop management to effectively resolve issues, ensure responsive gameplay, and improve graphics rendering, enhancing your applications’ performance and user experience.

The post Debugging and Testing Pygame Applications appeared first on Python Lore.

PHP

PHP and Unit Testing: PHPUnit – PL Courses

March 19, 2024

Unit testing in PHP involves testing individual units of code to ensure proper functionality. Tests are automated and written by developers, following the test-driven development (TDD) approach. Benefits include bug detection, code quality improvement, refactoring confidence, and documentation. Unit tests should be isolated and not rely on external systems for reliability and maintainability.

Security

Code quality controls in our Node.js monorepo

November 4, 2022

A concrete overview of our setup for code quality tools: This highlights how we lint/format code, with a clear focus configuration management through two primary tools: Eslint and Prettier.

Web development

How to Automate Microservices on AWS

October 4, 2022

Introduction As organizations rapidly move towards cloud adoption, they are also looking at microservices and an agile way of development, deployment, and testing. With such rapid adoption, large organizations are facing many challenges. In large...

The post How to Automate Microservices on AWS appeared first on Education Ecosystem Blog.

Web development

Running 1000 tests in 1s

October 2, 2022

📖 tl;dr: Most code doesn't require the amount of test isolation contemporary test runners apply…

Web development

What is Polkadot’s parachain all about

December 10, 2021

Parachains are custom, project-specific blockchains that are integrated within the Polkadot network. They exist as independent blockchains – with a unique token, governance systems, and functionality, and can be customized for different purposes.

The post What is Polkadot’s parachain all about appeared first on Education Ecosystem Blog.

DJANGO Python

Python Django vs. Flask

June 14, 2021

Python is a handy tool for web development. In fact, Python is known for its great web development frameworks, Flask and Django, and its ability to adapt fast to technological advancements.

Web development

Behind-the-Scenes: How We’re Automating Acceptance Testing

August 15, 2017

Have you ever had the joy of carrying out acceptance tests? For our team at Delicious Brains, testing our releases, in the past, has been one of the most dreaded… Read more

The post Behind-the-Scenes: How We’re Automating Acceptance Testing appeared first on Delicious Brains.

Web development

Refactoring JavaScript: How to Avoid Technical Debt While Working with Legacy Code

May 23, 2017

Do you have a legacy JavaScript codebase you’re avoiding refactoring? So does WordPress. If you’ve been paying attention to WordPress core lately, you may have noticed that there has been… Read more

The post Refactoring JavaScript: How to Avoid Technical Debt While Working with Legacy Code appeared first on Delicious Brains.

How to test promises in JavaScript

Debugging and Testing Pygame Applications

PHP and Unit Testing: PHPUnit – PL Courses

Code quality controls in our Node.js monorepo

How to Automate Microservices on AWS

Running 1000 tests in 1s

What is Polkadot’s parachain all about

Python Django vs. Flask

Behind-the-Scenes: How We’re Automating Acceptance Testing

Refactoring JavaScript: How to Avoid Technical Debt While Working with Legacy Code

Swift and CoreData

How transformers work in modern AI

How to convert a value to an integer in JavaScript

How to work with image sequences and animations in Pillow in Python