public function testFailInvariableToArray()
{
$filters = $this->filters;
$listFilter1 = new App_ListFilter(array('filters' => $filters));
$toArrayResult1 = $listFilter1->toArray();
$filters2 = $filters;
array_shift($filters2);
$listFilter2 = new App_ListFilter(array('filters' => $filters2));
$toArrayResult2 = $listFilter2->toArray();
$this->assertNotEquals($toArrayResult1, $toArrayResult2);
$this->assertNotEquals(sha1(serialize($toArrayResult1)), sha1(serialize($toArrayResult2)));
}
