1--TEST--
2"use" tag
3--TEMPLATE--
4{% use "parent.twig" %}
5
6{{ block('container') }}
7--TEMPLATE(parent.twig)--
8{% use "ancestor.twig" %}
9
10{% block sub_container %}
11    <div class="overridden_sub_container">overridden sub_container</div>
12{% endblock %}
13--TEMPLATE(ancestor.twig)--
14{% block container %}
15    <div class="container">{{ block('sub_container') }}</div>
16{% endblock %}
17
18{% block sub_container %}
19    <div class="sub_container">sub_container</div>
20{% endblock %}
21--DATA--
22return []
23--EXPECT--
24<div class="container">    <div class="overridden_sub_container">overridden sub_container</div>
25</div>
26