parent.setGroupId("org.apache");
        parent.setArtifactId("apache");
        parent.setVersion("1");

        assertNotNull(this.newModelResolver().resolveModel(parent));
        assertEquals("1", parent.getVersion());
    }

    @Test
    void testResolveParentSuccessfullyResolvesExistingParentUsingHighestVersion() throws Exception {
        final Parent parent = new Parent();
        parent.setGroupId("org.apache");

        hash = hash * 31 + Objects.hashCode(plugin.getVersion());

        hash = hash * 31 + (plugin.isExtensions() ? 1 : 0);

        for (Dependency dependency : plugin.getDependencies()) {
            hash = hash * 31 + Objects.hashCode(dependency.getGroupId());
            hash = hash * 31 + Objects.hashCode(dependency.getArtifactId());
            hash = hash * 31 + Objects.hashCode(dependency.getVersion());

        }

        if (!pluginArtifact.getBaseVersion().equals(pluginDescriptor.getVersion())) {
            errors.add("Plugin's descriptor contains the wrong version: " + pluginDescriptor.getVersion());
        }
    }

            Map<String, Vertex> vertices = vertexMap.computeIfAbsent(projectKey, k -> new HashMap<>(2, 1));

            vertices.put(project.getVersion(), graph.addVertex(projectId));
        }

        for (Vertex projectVertex : graph.getVertices()) {
            String projectId = projectVertex.getLabel();

        MavenSession session = createMavenSession(pom);
        assertEquals("project-basic", session.getCurrentProject().getArtifactId());
        assertEquals("1.0", session.getCurrentProject().getVersion());
        List<MojoExecution> executionPlan = getExecutions(calculateExecutionPlan(session, "resources:resources"));
        assertEquals(1, executionPlan.size());
        MojoExecution mojoExecution = executionPlan.get(0);

                        a.getGroupId() + ":" + a.getArtifactId()))
                .filter(a -> a.getVersion().startsWith("3."))
                .map(a -> a.getGroupId() + ":" + a.getArtifactId() + ":" + a.getVersion())
                .collect(Collectors.toSet());

        if (!mavenArtifacts.isEmpty()) {
            pluginValidationManager.reportPluginValidationIssue(

        return metadata.getGroupId();
    }

    @Override
    public String getArtifactId() {
        return metadata.getArtifactId();
    }

    @Override
    public String getVersion() {
        return metadata.getVersion();
    }

    @Override
    public Nature getNature() {
        return Nature.SNAPSHOT;
    }

        // TODO Should this be changed for MNG-6754 too?
        versioning.updateTimestamp();
        versioning.addVersion(artifact.getVersion());

        if (artifact.isRelease()) {
            versioning.setRelease(artifact.getVersion());
        }

        return new ArtifactRepositoryMetadata(artifact, versioning);
    }

    @Override

        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)) {

            Artifact artifact = (Artifact) iter.next();
            System.out.println("Artifact: " + artifact.getDependencyConflictId() + " " + artifact.getVersion()
                    + " Optional=" + (artifact.isOptional() ? "true" : "false"));
            assertTrue(
                    artifact.getVersion().equals("1.0"), "Incorrect version for " + artifact.getDependencyConflictId());
        }
    }