configurations.put(name, md);
        return md;
    }

    protected ModuleConfigurationMetadata populateConfigurationFromDescriptor(String name, Map<String, Configuration> configurationDefinitions) {
        Configuration descriptorConfiguration = configurationDefinitions.get(name);
        if (descriptorConfiguration == null) {

                                                    ImmutableMap<String, Configuration> configurationDefinitions) {
        super(attributesFactory, id, componentIdentifier, schema);
        this.dependencies = ImmutableList.copyOf(dependencies);
        this.objectInstantiator = objectInstantiator;
        this.configurationDefinitions = configurationDefinitions;
    }

    DefaultMutableMavenModuleResolveMetadata(MavenModuleResolveMetadata metadata,

        ImmutableMap<String, Configuration> configurationDefinitions = metadata.getConfigurationDefinitions();
        Configuration configuration = configurationDefinitions.get(configurationName);

        super(attributesFactory, id, componentIdentifier, schema);
        this.configurationDefinitions = toMap(configurationDefinitions);
        this.artifactDefinitions = ImmutableList.copyOf(artifactDefinitions);
        this.dependencies = ImmutableList.copyOf(dependencies);
        this.excludes = ImmutableList.of();
        this.extraAttributes = ImmutableMap.of();

        super(metadata, sources, variantDerivationStrategy);
        this.configurationDefinitions = metadata.configurationDefinitions;
        this.branch = metadata.branch;
        this.artifactDefinitions = metadata.artifactDefinitions;
        this.dependencies = metadata.dependencies;
        this.excludes = metadata.excludes;

        accumulator.add(metadata.getName());
        for (String parentName : metadata.getExtendsFrom()) {
            Configuration parent = configurationDefinitions.get(parentName);
            populateHierarchy(parent, configurationDefinitions, accumulator);
        }
    }

                                                  List<IvyDependencyDescriptor> dependencies,
                                                  Collection<Configuration> configurationDefinitions,
                                                  Collection<? extends Artifact> artifactDefinitions,
                                                  Collection<? extends Exclude> excludes) {

            String configurationName = decoder.readString();
            Configuration configuration = configurationDefinitions.get(configurationName);
            ImmutableSet<String> hierarchy = LazyToRealisedModuleComponentResolveMetadataHelper.constructHierarchy(configuration, configurationDefinitions);
            ImmutableAttributes attributes = getAttributeContainerSerializer().read(decoder);

        ImmutableMap<String, Configuration> configurationDefinitions = metadata.getConfigurationDefinitions();
        int configurationsCount = decoder.readSmallInt();
        Map<String, ModuleConfigurationMetadata> configurations = Maps.newHashMapWithExpectedSize(configurationsCount);

    />
</ivy-module>
"""
        parse(parseContext, file)

        then:
        metadata.id == componentId("myorg", "mymodule", "myrev")
        metadata.status == "integration"
        metadata.configurationDefinitions.keySet() == ["default"] as Set
        metadata.dependencies.empty
        !hasGradleMetadataRedirectionMarker

        artifact()
    }

    def "adds implicit configurations"() {
        when: