What's Changed

clean-up-unused-class-PossibleMatch by @AlexCue987 in https://github.com/kotest/kotest/pull/5638
document-shouldContainInOrder (#5640) by @AlexCue987 in https://github.com/kotest/kotest/pull/5641
Restore method removed in 6.1 by @sksamuel in https://github.com/kotest/kotest/pull/5645
Filter out abstract classes if passed to the engine by @sksamuel in https://github.co...

Jan 28, 2026

Improve JS execution to use common spec executor and fix after project listeners by @sksamuel in https://github.com/kotest/kotest/pull/5609
Add test to confirm async calls in JS SpecExtension.intercept by @sksamuel in https://github.com/kotest/kotest/pull/5610
Add option to the gradle plugin to always rerun tests by @sksamuel in https://github.com/kotest/kotest/pull/5636...

Jan 23, 2026

Simpify engine implementation and mark EngineContext fully internal by @sksamuel in https://github.com/kotest/kotest/pull/5585
Remove use of coroutineContext as per intellij recommendations by @sksamuel in https://github.com/kotest/kotest/pull/5586
Bump Ktor to 3.3.3 and remove unused ktor-server-core dependency. by @sksamuel in https://github.com/kotest/kotest/pull/55...

Jan 20, 2026

The first Kotest release of 2026 is here - 6.1 'Bouncing Boimler'

Compatible with Kotlin 2.0, 2.1, 2.2 and 2.3
Enhanced data-testing with new syntax that mirrors the spec style to enable more intuitive tests. This also gives you control over how data tests interact with test lifecycle callba...

Dec 1, 2025

Update dependency com.google.jimfs:jimfs to v1.3.1 by @renovate[bot] in https://github.com/kotest/kotest/pull/5235
Update dependency io.github.pdvrieze.xmlutil:serialization to v0.91.3 by @renovate[bot] in https://github.com/kotest/kotest/pull/5236
Update dependency io.projectreactor.tools:blockhound to v1.0.15.RELEASE by @renovate[bot] in https://github.com/kotest/kotes...

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