import org.gradle.api.publish.ivy.IvyConfiguration;

import java.util.LinkedHashSet;
import java.util.Set;

public class DefaultIvyConfiguration implements IvyConfiguration {
    private final String name;
    private final Set<String> extendsFrom = new LinkedHashSet<String>();

    public DefaultIvyConfiguration(String name) {
        this.name = name;
    }

    @Override
    public String getName() {
        return name;

        super(IvyConfiguration.class, instantiator, collectionCallbackActionDecorator);
    }

    @Override
    protected IvyConfiguration doCreate(String name) {
        return getInstantiator().newInstance(DefaultIvyConfiguration.class, name);
    }

        ivyXml.info."bar"[0].text() == 'barValue'
    }

    def "writes supplied configurations"() {
        when:
        def config1 = new DefaultIvyConfiguration("config1")
        def config2 = new DefaultIvyConfiguration("config2")
        config1.extend("foo")
        config1.extend("bar")
        descriptor.configurations.set([config1, config2])

        then:
        with (ivyXml) {