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Avoid a potential race condition and use-after-free when calling <code>Test.cancel()</code>.

bug🪲 Something isn't working🪲 Something isn't working

concurrency🔀 Swift concurrency/sendability issues🔀 Swift concurrency/sendability issues

Status: Open (in progress).

swiftlang/swift-testingnumber 1395

#1395 In swiftlang/swift-testing;

· grynspan opened on Nov 6, 2025

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Swift 6.x (main)

Avoid <code>readToEnd()</code> on pipes.

concurrency🔀 Swift concurrency/sendability issues🔀 Swift concurrency/sendability issues

exit-tests☠️ Work related to exit tests☠️ Work related to exit tests

performance🏎️ Performance issues🏎️ Performance issues

Status: Draft (not ready).

swiftlang/swift-testingnumber 1394

#1394 In swiftlang/swift-testing;

· grynspan opened on Nov 5, 2025

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Swift 6.x (main)

[WIP] Serialization traits for data dependencies

concurrency🔀 Swift concurrency/sendability issues🔀 Swift concurrency/sendability issues

enhancementNew feature or requestNew feature or request

public-apiAffects public APIAffects public API

traitsIssues and PRs related to the trait subsystem or built-in traitsIssues and PRs related to the trait subsystem or built-in traits

Status: Draft (not ready).

swiftlang/swift-testingnumber 1232

#1232 In swiftlang/swift-testing;

· grynspan opened on Jul 21, 2025

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Swift 6.x (main)

Expand documentation discussion about .serialized and global actors

concurrency🔀 Swift concurrency/sendability issues🔀 Swift concurrency/sendability issues

documentation📚 Improvements or additions to documentation📚 Improvements or additions to documentation

enhancementNew feature or requestNew feature or request

triagedThis issue has undergone initial triageThis issue has undergone initial triage

Status: Open.

#1151 In swiftlang/swift-testing;

· briancroom opened on Jun 12, 2025

Expose parallelism

concurrency🔀 Swift concurrency/sendability issues🔀 Swift concurrency/sendability issues

enhancementNew feature or requestNew feature or request

Status: Open.

#1086 In swiftlang/swift-testing;

· danpalmer opened on Apr 21, 2025

Add an overload of <code>confirmation()</code> with a timeout

concurrency🔀 Swift concurrency/sendability issues🔀 Swift concurrency/sendability issues

enhancementNew feature or requestNew feature or request

public-apiAffects public APIAffects public API

Status: Draft (not ready).

swiftlang/swift-testingnumber 789

#789 In swiftlang/swift-testing;

· grynspan opened on Oct 30, 2024

Add support for function call order expection

concurrency🔀 Swift concurrency/sendability issues🔀 Swift concurrency/sendability issues

enhancementNew feature or requestNew feature or request

public-apiAffects public APIAffects public API

Status: Open.

#297 In swiftlang/swift-testing;

· Kyle-Ye opened on Mar 16, 2024

Value not shown in error message when an expectation condition has effects (try/await)

concurrency🔀 Swift concurrency/sendability issues🔀 Swift concurrency/sendability issues

enhancementNew feature or requestNew feature or request

issue-handlingRelated to Issue handling within the testing libraryRelated to Issue handling within the testing library

public-apiAffects public APIAffects public API

Status: Open.

#162 In swiftlang/swift-testing;

· tevelee opened on Dec 15, 2023

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Swift 6.x (main)