public function setUp()
{
$this->currentTable = new DataTable();
$this->currentTable->addRowsFromArray(array(array(Row::COLUMNS => array('label' => 'val1', 'nb_visits' => 120)), array(Row::COLUMNS => array('label' => 'val2', 'nb_visits' => 70)), array(Row::COLUMNS => array('label' => 'val3', 'nb_visits' => 90)), array(Row::COLUMNS => array('label' => 'val4', 'nb_visits' => 99)), array(Row::COLUMNS => array('label' => 'val5', 'nb_visits' => 0)), array(Row::COLUMNS => array('label' => 'val6', 'nb_visits' => 0)), array(Row::COLUMNS => array('label' => 'val7', 'nb_visits' => 134)), array(Row::COLUMNS => array('label' => 'val8', 'nb_visits' => 100)), array(Row::COLUMNS => array('label' => 'val9', 'nb_visits' => 7)), array(Row::COLUMNS => array('label' => 'val10', 'nb_visits' => 89))));
$this->pastTable = new DataTable();
$this->pastTable->addRowsFromArray(array(array(Row::COLUMNS => array('label' => 'val1', 'nb_visits' => 102)), array(Row::COLUMNS => array('label' => 'val102', 'nb_visits' => 29)), array(Row::COLUMNS => array('label' => 'val4', 'nb_visits' => 120)), array(Row::COLUMNS => array('label' => 'val6', 'nb_visits' => 313)), array(Row::COLUMNS => array('label' => 'val109', 'nb_visits' => 0)), array(Row::COLUMNS => array('label' => 'val8', 'nb_visits' => 140)), array(Row::COLUMNS => array('label' => 'val9', 'nb_visits' => 72)), array(Row::COLUMNS => array('label' => 'val107', 'nb_visits' => 415)), array(Row::COLUMNS => array('label' => 'val10', 'nb_visits' => 0))));
$this->table = new DataTable();
}