/**
* testFindColumn
*
* @return void
*/
public function testFindColumn()
{
$columns = $this->instance->findColumn('id', array(), 'catid, ordering', 0, 3);
$this->assertEquals(array(3, 4, 7), $columns);
}
/**
* Find column as an array.
*
* @param string $column The column we want to select.
* @param mixed $conditions Where conditions, you can use array or Compare object.
* Example:
* - `array('id' => 5)` => id = 5
* - `new GteCompare('id', 20)` => 'id >= 20'
* - `new Compare('id', '%Flower%', 'LIKE')` => 'id LIKE "%Flower%"'
* @param mixed $order Order sort, can ba string, array or object.
* Example:
* - `id ASC` => ORDER BY id ASC
* - `array('catid DESC', 'id')` => ORDER BY catid DESC, id
* @param integer $start Limit start number.
* @param integer $limit Limit rows.
*
* @return mixed
*
* @throws \InvalidArgumentException
*/
public function findColumn($column, $conditions = array(), $order = null, $start = null, $limit = null)
{
$this->observers->update('onBeforeFindColumn', array($column, $conditions, $order, $start, $limit));
$columns = parent::findColumn($column, $conditions, $order, $start, $limit);
$this->observers->update('onAfterFindColumn', array(&$columns));
return $columns;
}