Merge branch '1.x' into 2.x

* 1.x:
  added a test

test/Twig/Tests/Fixtures/filters/filter.test

@@ -11,6 +11,10 @@
     {{ k }} = {{ v }}
 {% endfor %}
 
+{% for k, v in {a: 1, b: 2, c: 5, d: 8}|filter((v, k) => (v > offset) and (k != "d")) -%}
+    {{ k }} = {{ v }}
+{% endfor %}
+
 {% for k, v in [1, 5, 3, 4, 5]|filter(v => v > offset) -%}
     {{ k }} = {{ v }}
 {% endfor %}
@@ -28,6 +32,8 @@ return ['it' => new \ArrayIterator(['a' => 1, 'b' => 2, 'c' => 5, 'd' => 8])]
 c = 5
 d = 8
 
+c = 5
+
 1 = 5
 3 = 4
 4 = 5