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Testing

Unit tests, integration tests, UI layer tests - it won’t come as a surprise that we ❤️ testing at CircleCI. Improving your tests, whether learning something new about TDD, or fixing flaky tests, will improve the entire CI process and make software delivery smoother, faster, and more predictable.

illustration buggy magnify

Acceptance testing explained

Feb 17, 202512 min read
Jacob Schmitt

Jacob Schmitt

Senior Technical Content Marketing Manager

A vertical line spirals into increasingly complex shapes until it becomes a starburst.

What is Behavior-Driven Development (BDD)?

Feb 11, 202513 min read
Jacob Schmitt

Jacob Schmitt

Senior Technical Content Marketing Manager

Testing blocks build a grid.

Guide to unit testing

Feb 10, 202512 min read
Jacob Schmitt

Jacob Schmitt

Senior Technical Content Marketing Manager

A stylized code screen circled by graphic and coding-related elements.

Pytest: Getting started with automated testing for Python

Jun 3, 20249 min read
Jacob Schmitt

Jacob Schmitt

Senior Technical Content Marketing Manager

A pyramid supports a cube made up of stylized software elements.

The testing pyramid: Strategic software testing for Agile teams

Jan 26, 20249 min read
Jacob Schmitt

Jacob Schmitt

Senior Technical Content Marketing Manager

config-policies-image1.png

LLM hallucinations: How to detect and prevent them with CI

Jan 24, 20247 min read
Michael Webster

Michael Webster

Principal Engineer

A stylized viewfinder focuses on a bug

Test-driven development (TDD) explained

Jan 17, 20247 min read
Jacob Schmitt

Jacob Schmitt

Senior Technical Content Marketing Manager

An engineer sits at a desktop running dynamic security tests on a web application.

DAST: A guide to dynamic application security testing

Jun 9, 20237 min read
Jacob Schmitt

Jacob Schmitt

Senior Technical Content Marketing Manager

No Downtime - v1

Safely changing critical systems without downtime

Jul 15, 20217 min read
Conor McDermottroe

Conor McDermottroe

Senior Staff Software Engineer

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