/**
* Test the filterValue() method.
*/
public function testFilterValue()
{
$value = "Test Value";
$filteredValue = "XYZ Test";
$mockHeader = $this->getMock('ListHeader', array('filterValue'));
$mockHeader->expects($this->once())->method('filterValue')->with($value)->will($this->returnValue($filteredValue));
$this->cell->setHeader($mockHeader);
$this->assertEquals($filteredValue, $this->cell->publicFilter($value));
}