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Find test coverage mapping

io.moderne.prethink.FindTestCoverage

Map test methods to their corresponding implementation methods. Uses JavaType.Method matching to determine coverage relationships. Optionally generates AI summaries of what each test is verifying when LLM provider is configured.

Recipe source​

This recipe is only available to users of Moderne.

This recipe is available under the Moderne Proprietary License.

Options​

TypeNameDescriptionExample
StringproviderOptional. LLM provider for generating test summaries: openai, gemini, or poolside.poolside
StringapiKeyOptional. API key for the LLM provider.sk-...
StringmodelOptional. Model name to use for generating test summaries.malibu
StringbaseUrlOptional. Custom base URL for the LLM provider.https://divers.poolsi.de/openai/v1/
IntegerrequestsPerMinuteOptional. Rate limit for LLM requests.60

Used by​

This recipe is used as part of the following composite recipes:

Example​

Parameters​
ParameterValue
providernull
apiKeynull
modelnull
baseUrlnull
requestsPerMinutenull
Unchanged​
package com.example;

import org.junit.jupiter.api.Test;

public class FooTest {
    @Test
    void testDoSomething() {
        Foo foo = new Foo();
        foo.doSomething();
    }
}
Unchanged​
package com.example;

public class Foo {
    public String doSomething() {
        return "hello";
    }
}
Unchanged​
test-project

Usage​

This recipe has no required configuration options. Users of Moderne can run it via the Moderne CLI.

You will need to have configured the Moderne CLI on your machine before you can run the following command.

shell
mod run . --recipe FindTestCoverage

If the recipe is not available locally, then you can install it using:

mod config recipes jar install io.moderne.recipe:rewrite-prethink:0.3.1

See how this recipe works across multiple open-source repositories​

Run this recipe on OSS repos at scale with the Moderne SaaS.

The community edition of the Moderne platform enables you to easily run recipes across thousands of open-source repositories.

Please contact Moderne for more information about safely running the recipes on your own codebase in a private SaaS.

Data Tables​

Test mapping​

io.moderne.prethink.table.TestMapping

Maps test methods to implementation methods with optional AI-generated summaries and inference metrics.

Column NameDescription
Test source pathThe path to the source file containing the test.
Test classThe fully qualified name of the test class.
Test methodThe signature of the test method.
Implementation source pathThe path to the source file containing the implementation.
Implementation classThe fully qualified name of the implementation class.
Implementation methodThe signature of the implementation method being tested.
Test summaryAI-generated summary of what the test is verifying.
Test checksumSHA-256 checksum of the test method source code for cache validation.
Inference time (ms)Time taken for the LLM to generate the summary, in milliseconds.
Input tokensNumber of tokens in the input prompt sent to the LLM.
Output tokensNumber of tokens in the response generated by the LLM.