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Kotlin test methods should have return type Unit

Recipe IDorg.openrewrite.java.testing.cleanup.KotlinTestMethodsShouldReturnUnit
Artifactorg.openrewrite.recipe:rewrite-testing-frameworks

Kotlin test methods annotated with @Test, @ParameterizedTest, @RepeatedTest, @TestTemplate should have Unit return type. Other return types can cause test discovery issues, and warnings as of JUnit 5.13+. This recipe changes the return type to Unit and removes return statements.

Single recipeMSAL

Usage

This recipe has no required configuration options. You’ll need the Moderne CLI configured before running the command below.

mod run . --recipe org.openrewrite.java.testing.cleanup.KotlinTestMethodsShouldReturnUnit

If the recipe isn’t available locally, install it with:

mod config recipes jar install org.openrewrite.recipe:rewrite-testing-frameworks:3.43.0

Data tables

Structured output this recipe can produce.

  • Source files that had resultsSource files that were modified by the recipe run.org.openrewrite.table.SourcesFileResults
  • Source files that had search resultsSearch results that were found during the recipe run.org.openrewrite.table.SearchResults
  • Source files that errored on a recipeThe details of all errors produced by a recipe run.org.openrewrite.table.SourcesFileErrors
  • Recipe performanceStatistics used in analyzing the performance of recipes.org.openrewrite.table.RecipeRunStats