Pop\Graph\Graph::showText PHP Method

    public function showText($showText)
    {
        $this->showText = (bool) $showText;
        return $this;
    }

 public function testShow()
 {
     $g = new Graph($this->imageOptions);
     $g->showText(true)->showX(true, new Rgb(128, 128, 128))->showY(true, new Rgb(128, 128, 128));
     $this->assertInstanceOf('Pop\\Graph\\Graph', $g);
 }