how can I start working with swifttest
Generated on 7/31/2024
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To start working with Swift testing, you can follow these steps:
-
Add a Test Bundle Target:
- Open your project in Xcode.
- Choose
File
>New
>Target
. - Search for
Unit Testing Bundle
in the test section. - Swift testing is the default choice for this template in Xcode 16.
- Choose a name for your new target and click
Finish
.
-
Write Your First Test:
- If your app already has a test target, you can start writing your first test there.
- Add a function with a
@Test
attribute to your test suite. - You can provide a friendly title and use macros like
#expect
to evaluate the result of any Swift expression.
-
Organize and Customize Tests:
- Use tags to organize and filter your tests.
- Parameterize tests to avoid duplicating the same test for multiple inputs.
- Customize your tests using traits.
-
Run Tests:
- You can run tests from the terminal by typing
swift test
. - This command runs both XCTest and Swift testing tests, showing pass and fail results with detailed failure messages.
- You can run tests from the terminal by typing
-
Explore Further:
- Check out the session Meet Swift Testing for a comprehensive introduction.
- For advanced features, watch Go further with Swift Testing.
Relevant Sessions
These sessions will provide you with a solid foundation and advanced techniques to effectively use Swift testing in your projects.
What’s new in Swift
Join us for an update on Swift. We’ll briefly go through a history of Swift over the past decade, and show you how the community has grown through workgroups, expanded the package ecosystem, and increased platform support. We’ll introduce you to a new language mode that achieves data-race safety by default, and a language subset that lets you run Swift on highly constrained systems. We’ll also explore some language updates including noncopyable types, typed throws, and improved C++ interoperability.
Meet Swift Testing
Introducing Swift Testing: a new package for testing your code using Swift. Explore the building blocks of its powerful new API, discover how it can be applied in common testing workflows, and learn how it relates to XCTest and open source Swift.
Go further with Swift Testing
Learn how to write a sweet set of (test) suites using Swift Testing’s baked-in features. Discover how to take the building blocks further and use them to help expand tests to cover more scenarios, organize your tests across different suites, and optimize your tests to run in parallel.
Platforms State of the Union
Discover the newest advancements on Apple platforms.