createProject(null),
            "testdistro",
            null,
            ElasticsearchDistributionTypes.ARCHIVE,
            Platform.LINUX,
            true
        );
        assertEquals(distro.getVersion(), VersionProperties.getElasticsearch());
    }

    public void testBadVersionFormat() {
        assertDistroError(
            createProject(null),
            "testdistro",
            "badversion",

            List<Artifact> ids = new LinkedList<>();
            ResolutionNode node = this;
            while (node != null) {
                Artifact artifact = node.getArtifact();
                if (artifact.getVersion() == null) {
                    // set the recommended version
                    ArtifactVersion selected = artifact.getSelectedVersion();
                    // MNG-2123: null is a valid response to getSelectedVersion, don't

    String specialName = null;

    String[] expandedNames = {};

    /**
     * Gets the DFS referral version number.
     *
     * @return the version
     */
    public final int getVersion() {
        return this.version;
    }

    /**
     * Gets the size of this referral entry in bytes.
     *
     * @return the size
     */
    public final int getSize() {
        return this.size;

        addDom(dom, "groupId", plugin.getGroupId(), plugin.getLocation("groupId"));
        addDom(dom, "artifactId", plugin.getArtifactId(), plugin.getLocation("artifactId"));
        addDom(dom, "version", plugin.getVersion(), plugin.getLocation("version"));

        Xpp3Dom configuration = (Xpp3Dom) plugin.getConfiguration();
        if (configuration != null) {
            configuration = new Xpp3Dom(configuration);

        Set<String> projectIds = new HashSet<>(projects.size() * 2);

        for (MavenProject p : projects) {
            String key = ArtifactUtils.key(p.getGroupId(), p.getArtifactId(), p.getVersion());
            projectIds.add(key);
        }
        return projectIds;
    }

    private Set<String> getIgnorableArtifacts(Iterable<Artifact> artifactIterable) {

        // Only select snapshots that are unresolved (eg 1.0-SNAPSHOT, not 1.0-20050607.123456)
        if (artifact.isSnapshot() && artifact.getBaseVersion().equals(artifact.getVersion())) {
            try {
                String version = resolveVersion(artifact, request);
                artifact.updateVersion(version, request.getLocalRepository());

        if (effectiveScope == null) {
            return null;
        }

        VersionRange versionRange = VersionRange.createFromVersionSpec(dependency.getVersion());

        Artifact dependencyArtifact = factory.createDependencyArtifact(
                dependency.getGroupId(),
                dependency.getArtifactId(),
                versionRange,

            column = e.getColumnNumber();
        }

        ModelProblem problem = new DefaultModelProblem(
                req.getMessage(),
                req.getSeverity(),
                req.getVersion(),
                source,
                line,
                column,
                modelId,
                req.getException());

        add(problem);
    }

     */
    Severity getSeverity();

    /**
     * Gets the applicable maven version/validation level of this problem
     * @return The version, never {@code null}.
     */
    Version getVersion();

            versionRange = VersionRange.createFromVersionSpec(d.getVersion());
        } catch (InvalidVersionSpecificationException e) {
            // MNG-5368: Log a message instead of returning 'null' silently.
            this.logger.error(
                    String.format(
                            "Invalid version specification '%s' creating dependency artifact '%s'.", d.getVersion(), d),
                    e);
            return null;