in maven-plugin-testing-harness/src/main/java/org/apache/maven/api/plugin/testing/stubs/RepositorySystemSupplier.java [463:470]
protected Map<String, RepositoryLayoutFactory> createRepositoryLayoutFactories() {
HashMap<String, RepositoryLayoutFactory> result = new HashMap<>();
result.put(
Maven2RepositoryLayoutFactory.NAME,
new Maven2RepositoryLayoutFactory(
getChecksumAlgorithmFactorySelector(), getArtifactPredicateFactory()));
return result;
}