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Moderne licensed

Find Node.js flaky test patterns

Recipe IDio.moderne.prethink.testing.quality.FindNodeFlakyTestPatterns
Artifactio.moderne.recipe:rewrite-prethink

Detect patterns that commonly cause flaky tests in JavaScript and TypeScript code, including static waits (setTimeout, setInterval), prototype mutation, and shared mutable state (module-scope let/var declarations).

Single recipeProprietary

Usage

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

mod run . --recipe io.moderne.prethink.testing.quality.FindNodeFlakyTestPatterns

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

mod config recipes jar install io.moderne.recipe:rewrite-prethink:0.11.1

Data tables

Structured output this recipe can produce.

  • Test quality issuesIssues found in test code that may cause flakiness, silent failures, or maintenance burden. Each row includes a rich evidence message with what was found, why it matters, and how to fix it.io.moderne.prethink.table.TestQualityIssues
  • 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