List<MavenProject> sortedProjects = session.getProjectDependencyGraph().getSortedProjects();
        for (MavenProject mavenProject : sortedProjects) {
            if (!topProject.getVersion().equals(mavenProject.getVersion())) {
                result = false;
                break;
            }
        }

        return result;
    }

    private void logReactorSummary(MavenSession session) {

                                parent.getVersion()),
                        parent.getGroupId(),
                        parent.getArtifactId(),
                        parent.getVersion());
            }

            String newVersion = versionRangeResult.getHighestVersion().toString();
            if (!parent.getVersion().equals(newVersion)) {

                    resolve(result, infos, RELEASE);
                }

                if (result.getVersion() != null && result.getVersion().endsWith(SNAPSHOT)) {
                    VersionRequest subRequest = new VersionRequest();
                    subRequest.setArtifact(artifact.setVersion(result.getVersion()));
                    if (result.getRepository() instanceof RemoteRepository) {

                        if (relocation.getVersion() != null) {
                            // note: see MNG-3454. This causes a problem, but fixing it may break more.
                            artifact.setVersionRange(VersionRange.createFromVersion(relocation.getVersion()));
                            relocatedArtifact = artifact;
                            project.setVersion(relocation.getVersion());
                        }

        assertEquals(createSet(artifacts), res.getArtifacts(), "Check artifact list");
        assertEquals("1.0", getArtifact("d", res.getArtifacts()).getVersion(), "Check version");
        assertEquals("2.0", getArtifact("b", res.getArtifacts()).getVersion(), "Check version");
    }

    @Test
    void testResolveNearestNewestIsNearest() throws ArtifactResolutionException, InvalidVersionSpecificationException {

        if (empty(groupId)) {
            throw new InvalidArtifactRTException(
                    groupId, artifactId, getVersion(), type, "The groupId cannot be empty.");
        }

        if (empty(artifactId)) {
            throw new InvalidArtifactRTException(
                    groupId, artifactId, getVersion(), type, "The artifactId cannot be empty.");
        }

        if (empty(type)) {

                                "Cannot resolve",
                                dependency.getGroupId(),
                                dependency.getArtifactId(),
                                dependency.getVersion());
                }
            }
        });

        ModelBuildingResult result = builder.build(request);

        return Objects.equals(artifact.getGroupId(), nodeArtifact.getGroupId())
                && Objects.equals(artifact.getArtifactId(), nodeArtifact.getArtifactId())
                && Objects.equals(artifact.getVersion(), nodeArtifact.getVersion());
    }

        when(project.getArtifactId()).thenReturn("maven-embedder");
        when(project.getPackaging()).thenReturn("jar");
        when(project.getName()).thenReturn("Apache Maven Embedder");
        when(project.getVersion()).thenReturn("3.5.4-SNAPSHOT");
        when(project.getFile()).thenReturn(new File(basedir, "maven-embedder/pom.xml"));
        when(event.getProject()).thenReturn(project);

        source.setArtifactId("source-artifact");
        source.setGroupId("source-group");
        source.setVersion("2.0");
        assertFalse(target.merge(source));
        assertEquals("myArtifact", target.getArtifactId());
        assertEquals("myGroup", target.getGroupId());
        assertEquals("1.0-SNAPSHOT", target.getVersion());
    }
    /*--- END test common metadata ---*/