--- /dev/null
+--TEST--
+"extends" tag
+--TEMPLATE--
+{% extends "foo.twig" %}
+
+{% block content %}
+ {% block inside %}
+ INSIDE OVERRIDDEN
+ {% endblock %}
+
+ BEFORE
+ {{ parent() }}
+ AFTER
+{% endblock %}
+--TEMPLATE(foo.twig)--
+{% block content %}
+ BAR
+{% endblock %}
+--DATA--
+return array()
+--EXPECT--
+
+INSIDE OVERRIDDEN
+
+ BEFORE
+ BAR
+
+ AFTER