}

    @Override
    public String getBaseVersion() {
        return parent.getBaseVersion();
    }

    @Override
    public void setBaseVersion(String baseVersion) {
        throw new UnsupportedOperationException("Cannot change the version information for an attached artifact."
                + " It is derived from the main artifact.");
    }

    @Override

        assertEquals("test with version: 1", value);
    }

    @Test
    public void testMissingPOMPropertyRefInLargerExpression() throws Exception {
        String expr = "/path/to/someproject-${baseVersion}";

        MavenProject project = createDefaultProject();

        ExpressionEvaluator ee = createExpressionEvaluator(project, new Properties());

        Object value = ee.evaluate(expr);

        assertEquals("test with version: 1", value);
    }

    @Test
    void testMissingPOMPropertyRefInLargerExpression() throws Exception {
        String expr = "/path/to/someproject-${baseVersion}";

        MavenProject project = new MavenProject(new Model());

        ExpressionEvaluator ee = createExpressionEvaluator(project, null, new Properties());

        Object value = ee.evaluate(expr);

    // <a href="javadoc/org/gradle/api/artifacts/dsl/DependencyHandler.html">
    private final Pattern releaseNotesJavadocPattern = Pattern.compile("javadoc/(.*?\\.html)");
    // <a href="userguide/upgrading_version_8.html#changes_@baseVersion@">
    private final Pattern releaseNotesUserGuidePattern = Pattern.compile("userguide/(.*?)(?=\\.html)");
    // <a href="samples/sample_problems_api_usage.html">

import org.eclipse.aether.metadata.Metadata;
import org.eclipse.aether.util.ConfigUtils;

/**
 * Maven GA level metadata generator.
 *
 * Version metadata contains list of existing baseVersions within this GA.
 *
 * @deprecated since 4.0.0, use {@code maven-api-impl} jar instead
 */
@Deprecated(since = "4.0.0")
class VersionsMetadataGenerator implements MetadataGenerator {

        // Group archived keys by session
        for (String key : sessionKeys.keySet()) {
            if (key.contains(".v")) {
                String baseSession = key.substring(0, key.indexOf(".v"));
                sessionArchives.computeIfAbsent(baseSession, k -> new java.util.ArrayList<>()).add(key);
            }
        }

        // Remove old versions
        int removed = 0;