public function testOptions()
{
$query = new Query();
$options = ['cutoff' => 50, 'max_matches' => 50];
$query->options($options);
$this->assertEquals($options, $query->options);
$newMaxMatches = $options['max_matches'] + 10;
$query->addOptions(['max_matches' => $newMaxMatches]);
$this->assertEquals($newMaxMatches, $query->options['max_matches']);
}