---
title: Blog posts tagged "visual testing"
description: Canonical makes open source secure, reliable and easy to use, providing
  support for Ubuntu and a portfolio of enterprise-grade technologies. Founded in
  2004, Canonical operates globally with team members in over 80 countries.
url: https://canonical.com/blog/tag/visual-testing
---

# Blog posts tagged "visual testing"

#### [Visual Testing: GitHub Actions Migration & Test Optimisation](https://canonical.com/blog/visual-testing-github-actions-migration-test-optimisation)

What is Visual Testing? Visual testing analyses the visual appearance of a user interface. Snapshots of pages are taken to create a “baseline”, or the current expectation of how each page should appear. Proposed changes are then compared against the baseline. Any snapshots that deviate from the baseline are flagged for review. For example

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Design