try! Swift Tokyo: How to make Swift mock objects. Unless we're careful, they can lead to fragile tests. Let's make them flexible.

How can you increase confidence in your test code? Who tests the tests? Here are the techniques I depend on to enable bold refactoring of tests.

When refactoring in small steps, sometimes you have to make a mess to clear up a mess. Download the code and walk through these refactoring steps.

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When you're starting TDD, the hardest part is knowing where to begin. What should the first test be? What even counts as a “first step”?

Speed up your Swift development with custom Xcode key bindings for automated refactoring. Learn which shortcuts I use, why they matter, and how to stay in flow.

In TDD we create tests and the production code in parallel. The 3 Laws of TDD free us to focus on one thing at a time.

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YouTube video by Todd Rundgren - Topic

How can we bypass the normal SwiftUI app launch sequence during testing? We've done this for app delegates, so let's also do it for SwiftUI apps.

Write your first failing test for a SwiftUI view with ViewInspector, then fake it till you make it — the red-green-refactor cycle in action.

Write your first failing test for a SwiftUI view with ViewInspector, then fake it till you make it — the red-green-refactor cycle in action.

Learn how to overcome Xcode's slow test feedback and enhance your TDD workflow. Follow our steps to achieve faster test feedback, dropping from 47s to 1.6s.

Code Craft & AI – Zoom, Tue 1 Sep 2026 - Tuesday Sept 1st 18:45 BST £99 + UK VAT Large-scale studies by the DevOps Research & Assessment group, CircleCI, Faros and others show an undeniable pictu...

What’s one of the first things you need in a new Xcode project? A gitignore file to keep out unwanted files. Here's how to generate the gitignore you need.

Write your first failing test for a SwiftUI view with ViewInspector, then fake it till you make it — the red-green-refactor cycle in action.

Write your first failing test for a SwiftUI view with ViewInspector, then fake it till you make it — the red-green-refactor cycle in action.

Write your first failing test for a SwiftUI view with ViewInspector, then fake it till you make it — the red-green-refactor cycle in action.

To hide ViewInspector boilerplate for SwiftUI unit tests - jonreid/TestableView

Stop chasing test failures through helper functions. Here's how to write custom Swift Testing assertions that report errors exactly where they belong.

Discover how Swift 6's @MainActor isolation impacts XCTest, with tips on handling concurrency warnings for view controller testing.

'Elegant Objects' is a book about object-oriented programming from an idealistic and a bit futuristic point of view.