--TEST--
"use" tag
--TEMPLATE--
{% use 'file2.html.twig'%}
{% block foobar %}
    {{- parent() -}}
    Content of block (second override)
{% endblock foobar %}
--TEMPLATE(file2.html.twig)--
{% use 'file1.html.twig' %}
{% block foobar %}
    {{- parent() -}}
    Content of block (first override)
{% endblock foobar %}
--TEMPLATE(file1.html.twig)--
{% block foobar -%}
    Content of block
{% endblock foobar %}
--DATA--
return []
--EXPECT--
Content of block
Content of block (first override)
Content of block (second override)