<relativePath>../pom.xml</relativePath>
                    </parent>
                    <artifactId>child-project</artifactId>
                    <!-- No explicit groupId - will inherit from parent -->
                    <!-- No explicit version - will inherit from parent -->
                </project>
                """;

            Document parentDoc = Document.of(parentPomXml);

    new EqualsTester()
        .addEqualityGroup(c, Ordering.explicit(42, 5))
        .addEqualityGroup(Ordering.explicit(5, 42))
        .addEqualityGroup(Ordering.explicit(42))
        .testEquals();
    reserializeAndAssert(c);
  }

  public void testExplicit_sortingExample() {
    Comparator<Integer> c = Ordering.explicit(2, 8, 6, 1, 7, 5, 3, 4, 0, 9);
    List<Integer> list = asList(0, 3, 5, 6, 7, 8, 9);

    new EqualsTester()
        .addEqualityGroup(c, Ordering.explicit(42, 5))
        .addEqualityGroup(Ordering.explicit(5, 42))
        .addEqualityGroup(Ordering.explicit(42))
        .testEquals();
    reserializeAndAssert(c);
  }

  public void testExplicit_sortingExample() {
    Comparator<Integer> c = Ordering.explicit(2, 8, 6, 1, 7, 5, 3, 4, 0, 9);
    List<Integer> list = asList(0, 3, 5, 6, 7, 8, 9);

 *   <li><strong>Parent Element Trimming</strong>:
 *     <ul>
 *       <li>Removes parent {@code <groupId>} when child has no explicit groupId</li>
 *       <li>Removes parent {@code <version>} when child has no explicit version</li>
 *       <li>Removes parent {@code <artifactId>} when it can be inferred from relativePath</li>
 *     </ul>
 *   </li>

        @DisplayName("should prioritize explicit model over --all option")
        void shouldPrioritizeExplicitModelOverAllOption() {
            UpgradeContext context =
                    createMockContext(tempDir, TestUtils.createOptions(true, null, null, null, "4.0.0"));
            String result = upgradeGoal.testDoUpgradeLogic(context, "4.0.0");

            assertEquals("4.0.0", result, "Explicit model should take precedence over --all");

            // Remove parent groupId if child has no explicit groupId
            if (childGroupId == null) {
                Element parentGroupIdElement = parentElement.child(GROUP_ID).orElse(null);
                if (parentGroupIdElement != null) {
                    DomUtils.removeElement(parentGroupIdElement);
                    context.detail("Removed: parent groupId (child has no explicit groupId)");
                    hasChanges = true;

        // Otherwise we get
        // ask ':tooling-api:publishGradleDistributionPublicationToRemoteRepository' uses this output of task ':tooling-api:signLocalPublication'
        // without declaring an explicit or implicit dependency. This can lead to incorrect results being produced, depending on what order the tasks are executed.
        tasks.named("publishGradleDistributionPublicationToRemoteRepository") {

     * The default value is empty.
     */
    default Optional<Version> targetVersion() {
        return Optional.empty();
    }

    /**
     * {@return an explicit target path, overriding the default value}
     * <p>
     * <strong>Important:</strong> This method returns the target path as specified in the configuration,

import org.jspecify.annotations.Nullable;

/**
 * Basic implementation of {@code Multiset<E>} backed by an instance of {@code
 * ObjectCountHashMap<E>}.
 *
 * <p>For serialization to work, the subclass must specify explicit {@code readObject} and {@code
 * writeObject} methods.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
abstract class AbstractMapBasedMultiset<E extends @Nullable Object> extends AbstractMultiset<E>

                    .map(Element::textContentTrimmed)
                    .orElse(null);
            assertEquals("1.3.0", version);
        }

        @Test
        @DisplayName("should upgrade plugin without explicit groupId")
        void shouldUpgradePluginWithoutExplicitGroupId() throws Exception {
            String pomXml = """
                <?xml version="1.0" encoding="UTF-8"?>