bean.setParent(parent.getAsDynamicObject());

        Convention convention = bean.extensibleDynamicObject.getConvention();
        ConventionBean conventionBean = new ConventionBean();
        conventionBean.setConventionProperty("value");
        convention.getPlugins().put("test", conventionBean);

        assertThat(bean.getProperty("conventionProperty"), equalTo((Object) "value"));
    }

    @Test

                "ext.sharedProperty = 'ignore me'",
                "ext.property = 'value'",
                "convention.plugins.test = new ConventionBean()",
                "task rootTask",
                "task testTask",
                "class ConventionBean { def getConventionProperty() { 'convention' } }"
        )
        file("child/build.gradle").writelns(
                "ext.childProperty = 'child'",