--- /dev/null
+--TEST--
+"number_format" filter
+--TEMPLATE--
+{{ 20|number_format }}
+{{ 20.25|number_format }}
+{{ 20.25|number_format(2) }}
+{{ 20.25|number_format(2, ',') }}
+{{ 1020.25|number_format(2, ',') }}
+{{ 1020.25|number_format(2, ',', '.') }}
+--DATA--
+return array();
+--EXPECT--
+20
+20
+20.25
+20,25
+1,020,25
+1.020,25