/**
* Series output
*/
public function testColors()
{
$linechart = new Highchart();
$colors = array('#FF0000', '#00FF00', '#0000FF');
$linechart->colors($colors);
$this->assertRegExp('/colors: \\[\\["#FF0000","#00FF00","#0000FF"\\]\\]/', $linechart->render());
}
