configuration.getAttributes().attribute(Attribute.of('key', String.class), 'value')
        configuration.resolutionStrategy

        def otherConf = conf("other")
        otherConf.dependencies.add(dependency("otherGroup", "name3", "version3"))
        configuration.extendsFrom(otherConf)
        return configuration
    }

        buildFile """
            abstract class Thing {
                String otherProp

                abstract String getProp()
                abstract void setProp(String value)
            }

            def t = objects.newInstance(Thing)
            assert t.prop == null
            assert t.otherProp == null
            t.prop = "value"
            assert t.prop == "value"
"""