public function testChxs()
{
$axis = new GoogleChartAxis('x');
$this->assertEquals($axis->computeChxs(1), null);
$axis->setLabelColor('ff0000');
$this->assertEquals($axis->computeChxs(1), '1,ff0000');
$axis->setFontSize(12);
$this->assertEquals($axis->computeChxs(1), '1,ff0000,12');
$axis->setLabelAlignment(-1);
$this->assertEquals($axis->computeChxs(1), '1,ff0000,12,-1');
$axis->setDrawLine(false);
$this->assertEquals($axis->computeChxs(1), '1,ff0000,12,-1,t');
$axis->setDrawTickMarks(false);
$this->assertEquals($axis->computeChxs(1), '1,ff0000,12,-1,_');
$axis->setTickColor('00ff00');
$this->assertEquals($axis->computeChxs(1), '1,ff0000,12,-1,_,00ff00');
}
