--TEST--
"use" tag
--TEMPLATE--
{% use "parent.twig" %}

{{ block('container') }}
--TEMPLATE(parent.twig)--
{% use "ancestor.twig" %}

{% block sub_container %}
    <div class="overridden_sub_container">overridden sub_container</div>
{% endblock %}
--TEMPLATE(ancestor.twig)--
{% block container %}
    <div class="container">{{ block('sub_container') }}</div>
{% endblock %}

{% block sub_container %}
    <div class="sub_container">sub_container</div>
{% endblock %}
--DATA--
return array()
--EXPECT--
<div class="container">    <div class="overridden_sub_container">overridden sub_container</div>
</div>