Parent parent = new Parent();

        parent.setGroupId("test-group");
        parent.setVersion("1000");
        parent.setArtifactId("test-artifact");

        Model model = new Model();

        model.setParent(parent);
        model.setArtifactId("real-artifact");

        MavenProject project = new MavenProject(model);

        assertEquals("test-group", project.getGroupId(), "groupId proto-inheritance failed.");

            if (prevHyphen > 0) {
                Matcher m = Artifact.VERSION_FILE_PATTERN.matcher(version);
                if (m.matches()) {
                    return m.group(1) + "-" + Artifact.SNAPSHOT_VERSION;
                }
            }
        }
        return version;
    }

    public static String versionlessKey(Artifact artifact) {

    @Inject
    private ArtifactFactory artifactFactory;

    private ArtifactSpec projectArtifact;

    private Source source;

    private static final String GROUP_ID = "test";

    @BeforeEach
    void setUp() throws Exception {
        source = new Source();

        projectArtifact = createArtifactSpec("project", "1.0", null);
    }

    @Test

        ArtifactMetadataSource source = getContainer().lookup(ArtifactMetadataSource.class, "maven");
        ResolutionGroup group = source.retrieve(m, localRepository(), new ArrayList<>());
        List<ArtifactRepository> repositories = group.getResolutionRepositories();
        assertEquals(1, repositories.size(), "There should be one repository!");
        ArtifactRepository repository = repositories.get(0);

                if (matcher.matches()) {
                    Snapshot snapshot = new Snapshot();
                    snapshot.setTimestamp(matcher.group(2));
                    try {
                        snapshot.setBuildNumber(Integer.parseInt(matcher.group(3)));
                        artifact.addMetadata(new SnapshotArtifactRepositoryMetadata(artifact, snapshot));
                    } catch (NumberFormatException e) {

        if (!pluginArtifact.getGroupId().equals(pluginDescriptor.getGroupId())) {
            errors.add("Plugin's descriptor contains the wrong group ID: " + pluginDescriptor.getGroupId());
        }

        if (!pluginArtifact.getArtifactId().equals(pluginDescriptor.getArtifactId())) {

 * is meant for exclusive consumption by the model builder and is opaque to the cache implementation. The cache key is
 * formed by a combination of group id, artifact id, version and tag. The first three components generally refer to the
 * identity of a model. The tag allows for further classification of the associated data on the sole discretion of the
 * model builder.
 *
 */

         module-c
         └─── module-c-1
              module-c-2        (depends on module-b)
         module-d               (packaging is bom)
     */
    private static final String GROUP_ID = "unittest";
    private static final String PARENT_MODULE = "module-parent";
    private static final String INDEPENDENT_MODULE = "module-independent";
    private static final String MODULE_A = "module-a";

 * </p>
 */
public class MavenProject implements Cloneable {

    private static final Logger LOGGER = LoggerFactory.getLogger(MavenProject.class);

    public static final String EMPTY_PROJECT_GROUP_ID = "unknown";

    public static final String EMPTY_PROJECT_ARTIFACT_ID = "empty-project";

    public static final String EMPTY_PROJECT_VERSION = "0";

    private Model model;

    }

    @Test
    void testPluginArtifactsExpressionReference() throws Exception {
        MojoExecution exec = newMojoExecution();

        Artifact depArtifact = createArtifact("group", "artifact", "1");

        List<Artifact> deps = new ArrayList<>();
        deps.add(depArtifact);

        exec.getMojoDescriptor().getPluginDescriptor().setArtifacts(deps);