Test whether the section is started in a valid place.

>>>>templates/test.tpl
<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<opt:root>
<opt:grid name="items" cols="3">
:ROW START
<opt:item>
{$items.foo}
<opt:section name="foo" parent="items">
</opt:section>
</opt:item>
<opt:emptyItem>
Empty
</opt:emptyItem>
:ROW END
</opt:grid>
</opt:root>

>>>>data.php
$view->items = array(
	array('foo' => 'item 1'),
	array('foo' => 'item 2'),
	array('foo' => 'item 3'),
	array('foo' => 'item 4'),
	array('foo' => 'item 5'),
	array('foo' => 'item 6'),
	array('foo' => 'item 7'),
	array('foo' => 'item 8'),
	array('foo' => 'item 9')
);

>>>>expected.txt
OUTPUT

>>>>result.txt
:ROW START
item 1
item 2
item 3
:ROW END
:ROW START
item 4
item 5
item 6
:ROW END
:ROW START
item 7
item 8
item 9
:ROW END