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[Bug]: CS0618, CS8600, CS8604 Build warnings when mocking obsolete methods or methods with nullable parameters

bugSomething isn't workingSomething isn't working

Status: Open.

#5626 In thomhurst/TUnit;

· ckress opened on Apr 18, 2026

[Bug]: 5 small papercuts on 1.36.0 found during MSTest→TUnit migration (assertion diagnostics, array equality, generic inference, analyzer ergonomics)

bugSomething isn't workingSomething isn't working

Status: Open.

#5613 In thomhurst/TUnit;

· JohnVerheij opened on Apr 17, 2026

[v2] Remove all [Obsolete] members

breaking

enhancementNew feature or requestNew feature or request

v2Deferred to v2 releaseDeferred to v2 release

Status: Open.

#5604 In thomhurst/TUnit;

· thomhurst opened on Apr 17, 2026

Fix and re-enable RPC tests in CI pipeline

bugSomething isn't workingSomething isn't working

Status: Open.

#5540 In thomhurst/TUnit;

· thomhurst opened on Apr 14, 2026

perf: runtime engine optimizations - eliminate per-test allocation waste and redundant synchronization

enhancementNew feature or requestNew feature or request

Status: Open.

#5528 In thomhurst/TUnit;

· thomhurst opened on Apr 12, 2026

[Feature]: ExplicitAttribute behaviour opt-out

enhancementNew feature or requestNew feature or request

Status: Open.

#5518 In thomhurst/TUnit;

· teneko opened on Apr 12, 2026

[Feature]: TUnit 'dotnet test' to be LLM friendly

enhancementNew feature or requestNew feature or request

Status: Open.

#5454 In thomhurst/TUnit;

· Nucs opened on Apr 8, 2026

perf: defer hook metadata construction to first use (lazy hook registration)

Status: Open.

#5448 In thomhurst/TUnit;

· thomhurst opened on Apr 7, 2026

perf: explore assembly-attribute discovery as alternative to module initializers

enhancementNew feature or requestNew feature or request

Status: Open.

#5396 In thomhurst/TUnit;

· thomhurst opened on Apr 5, 2026

perf: split filter data into separate lightweight class to avoid full .cctor during discovery

enhancementNew feature or requestNew feature or request

Status: Open.

#5394 In thomhurst/TUnit;

· thomhurst opened on Apr 4, 2026

[Perf]: Add benchmarkdotnet project for running the tests and filtering them

enhancementNew feature or requestNew feature or request

Status: Open.

#4846 In thomhurst/TUnit;

· TimothyMakkison opened on Feb 18, 2026

Add HookType.Filtering and expand TestDiscoveryContext with ordering/filtering APIs

breaking

enhancementNew feature or requestNew feature or request

v2Deferred to v2 releaseDeferred to v2 release

Status: Open.

#4788 In thomhurst/TUnit;

· thomhurst opened on Feb 14, 2026