public function testConvertArrayReturnsArray()
{
$this->specify('Test value conversion to return an array.', function () {
$validation = new Validation();
$validation->add('type', new Uniqueness(['convert' => function (array $values) {
$values;
return null;
}]));
try {
$validation->validate(null, $this->robot);
verify_that(false);
} catch (\Exception $e) {
verify_that(true);
}
});
}