/**
 * Tests {@code DependencyManagement}.
 *
 */
class DependencyManagementTest {

    @Test
    void testHashCodeNullSafe() {
        new DependencyManagement().hashCode();
    }

    @Test
    void testEqualsNullSafe() {
        assertFalse(new DependencyManagement().equals(null));

        new DependencyManagement().equals(new DependencyManagement());
    }

    @Test

    void testCloneWithDependencyManagement() throws Exception {
        File f = getFileForClasspathResource("dependencyManagement-pom.xml");
        MavenProject projectToClone = getProjectWithDependencies(f);
        DependencyManagement dep = projectToClone.getDependencyManagement();
        assertNotNull(dep, "No dependencyManagement");
        List<?> list = dep.getDependencies();
        assertNotNull(list, "No dependencies");

            Map<Object, Object> context) {
        // don't merge
    }

    @Override
    protected void mergeDependencyManagement_Dependencies(
            DependencyManagement.Builder builder,
            DependencyManagement target,
            DependencyManagement source,
            boolean sourceDominant,
            Map<Object, Object> context) {
        Iterator<Dependency> sourceIterator = source.getDependencies().iterator();

        if (model != null) {
            pomArtifact = artifact;
            dependencies = model.getDependencies();
            DependencyManagement dependencyManagement = model.getDependencyManagement();
            managedDependencies = dependencyManagement == null ? null : dependencyManagement.getDependencies();
            MavenSession session = legacySupport.getSession();
            if (session != null) {

  <properties>
    <central-publishing-maven-plugin.version>0.9.0</central-publishing-maven-plugin.version>
    <maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
  </properties>

  <dependencyManagement>
    <dependencies>
      <dependency>
        <groupId>com.google.guava</groupId>
        <artifactId>guava</artifactId>
        <version>${project.version}</version>
      </dependency>
      <dependency>

        boolean hasChanges = false;
        Element root = pomDocument.root();

        // Check dependencyManagement section
        Element dependencyManagement = root.child(DEPENDENCY_MANAGEMENT).orElse(null);
        if (dependencyManagement != null) {
            Element dependencies = dependencyManagement.child(DEPENDENCIES).orElse(null);
            if (dependencies != null) {
                hasChanges |=

            Editor editor = new Editor(document);
            Element root = editor.root();
            Element dependencyManagement = DomUtils.findChildElement(root, "dependencyManagement");
            Element dependencies = DomUtils.findChildElement(dependencyManagement, "dependencies");
            var dependencyElements = dependencies.children("dependency").toList();

        assertViolations(result, 0, 1, 0);

        assertTrue(result.getErrors()
                .get(0)
                .contains("'dependencyManagement.dependencies.dependency.artifactId' for groupId:null:jar is missing"));
    }

    @Test
    void testMissingDependencyManagementGroupId() throws Exception {

                    <groupId>org.apache.maven.samples</groupId>
                    <artifactId>sample</artifactId>
                    <version>1.0.0</version>

                    <dependencyManagement>
                      <dependencies>
                        <dependency>
                          <groupId>org.junit</groupId>
                          <artifactId>junit-bom</artifactId>

  <properties>
    <central-publishing-maven-plugin.version>0.9.0</central-publishing-maven-plugin.version>
    <maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
  </properties>

  <dependencyManagement>
    <dependencies>
      <dependency>
        <groupId>com.google.guava</groupId>
        <artifactId>guava</artifactId>
        <version>${project.version}</version>
      </dependency>
      <dependency>