Field field = DefaultArtifactDescriptorReader.class.getDeclaredField("repositoryEventDispatcher");
        field.setAccessible(true);
        field.set(reader, eventDispatcher);

        ArtifactDescriptorRequest request = new ArtifactDescriptorRequest();

        request.addRepository(newTestRepository());

        request.setArtifact(new DefaultArtifact("org.apache.maven.its", "dep-mng5459", "jar", "0.4.0-SNAPSHOT"));

        // execute

import org.apache.maven.model.Plugin;
import org.eclipse.aether.RequestTrace;
import org.eclipse.aether.collection.CollectRequest;
import org.eclipse.aether.collection.CollectStepData;
import org.eclipse.aether.resolution.ArtifactDescriptorRequest;
import org.eclipse.aether.resolution.ArtifactRequest;
import org.eclipse.aether.resolution.DependencyRequest;

/**
 * Helper class to manage {@link RequestTrace} for better error logging.
 *
 * @since 3.9.9

    }

    @Test
    void testReadArtifactDescriptor() throws Exception {
        Artifact artifact = new DefaultArtifact("ut.simple:artifact:extension:classifier:1.0");

        ArtifactDescriptorRequest request = new ArtifactDescriptorRequest();
        request.setArtifact(artifact);
        request.addRepository(newTestRepository());

        ArtifactDescriptorResult result = system.readArtifactDescriptor(session, request);