The test checks the basic opt:grid functionality with only one row.

>>>>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: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'),
);

>>>>expected.txt
OUTPUT

>>>>result.txt
:ROW START
item 1
item 2
item 3
:ROW END