/**
 * Tests {@code PluginContainer}.
 *
 */
class PluginContainerTest {

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

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

        new PluginContainer().equals(new PluginContainer());
    }

    @Test
    void testEqualsIdentity() {

            return Optional.empty();
        }
        return Optional.of(new DefaultPackaging(id, type, getPlugins(lifecycleMapping)));
    }

    private Map<String, PluginContainer> getPlugins(LifecycleMapping lifecycleMapping) {
        Map<String, PluginContainer> lfs = new HashMap<>();
        lifecycleMapping.getLifecycles().forEach((id, lifecycle) -> {
            Map<String, Plugin> plugins = new HashMap<>();
            lifecycle

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

    @Override
    protected void mergePluginContainer_Plugins(
            PluginContainer.Builder builder,
            PluginContainer target,
            PluginContainer source,
            boolean sourceDominant,
            Map<Object, Object> context) {
        // don't merge
    }

                    return null;
                }

                @Override
                public Map<String, PluginContainer> plugins() {
                    if ("JAR".equals(id)) {
                        return Map.of(
                                DEFAULT,
                                PluginContainer.newBuilder()
                                        .plugins(List.of(

                    return null;
                }

                @Override
                public Map<String, PluginContainer> plugins() {
                    if ("JAR".equals(id)) {
                        return Map.of(
                                DEFAULT,
                                PluginContainer.newBuilder()
                                        .plugins(List.of(

     * </pre>
     * Result:
     * <pre>
     * X -&gt; Y -&gt; A -&gt; B -&gt; C -&gt; D -&gt; E -&gt; F
     * </pre>
     */
    public static void mergePluginLists(
            PluginContainer childContainer, PluginContainer parentContainer, boolean handleAsInheritance) {
        throw new UnsupportedOperationException();
    }

    public static List<Plugin> orderAfterMerge(

        }

        @SuppressWarnings({"checkstyle:methodname"})
        @Override
        protected void mergePluginContainer_Plugins(
                PluginContainer target, PluginContainer source, boolean sourceDominant, Map<Object, Object> context) {
            List<Plugin> src = source.getPlugins();
            if (!src.isEmpty()) {
                List<Plugin> tgt = target.getPlugins();

                    mergePluginContainerPlugins(build, pluginManagement);
                }
            }
        }

        private void mergePluginContainerPlugins(PluginContainer target, PluginContainer source) {
            List<Plugin> src = source.getPlugins();
            if (!src.isEmpty()) {
                List<Plugin> tgt = target.getPlugins();

    }

    @Test
    public void testToStringNotNonsense() {
        Build build = new Build();

        String s = build.toString();

        assert "Build {BuildBase {PluginConfiguration {PluginContainer {}}}}".equals(s) : s;
    }

import java.util.Map;

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Immutable;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.model.PluginContainer;

/**
 * Represents the packaging of a Maven project.
 *
 * <p>The {@code Packaging} class defines the type of artifact that a Maven project produces during the build process.