Learn all about Testing with these posts
Unit testing, UI testing, and performance testing your Swift code.
New! Getting started with Swift Testing
All you need to know about Apple's macro-based testing library available from Xcode 16 and the Swift 6 Toolchain.
Make sure no regressions occur in your custom XCTestCase extensions and helper methods with unit tests and XCTExpectFailure.
Spot accessibility issues in your app automatically with Xcode 15 both locally and on your CI/CD pipeline.
Launch arguments provide a way to configure the behaviour of an app before running UI tests
Looking at how to use expecations and XCTAssertThrowsError to assert specific errors are being thrown in Swift.
A quick look at how very simple dependency injection 💉 can help testing date differences using cache invalidation as an example.