Testing the scalar() function.

>>>>templates/test.tpl
<?xml version="1.0" ?>
<opt:root>
<opt:if test="scalar($value1)">OK<opt:else>FAIL</opt:else></opt:if>
<opt:if test="scalar($value2)">OK<opt:else>FAIL</opt:else></opt:if>
</opt:root>

>>>>data.php
$view->value1 = 'foo';
$view->value2 = array();

>>>>expected.txt
OUTPUT

>>>>result.txt
OK
FAIL