PopTest\Image\GdTest::testDummyMethods PHP Method

    public function testDummyMethods()
    {
        $i = new Gd(__DIR__ . '/../tmp/test.jpg');
        $i->flip();
        $i->flop();
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->setFilter());
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->setBlur());
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->setOverlay());
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->hue(100));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->saturation(100));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->hsb(100, 100, 1000));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->level(0, 0, 0));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->flatten());
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->paint(10));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->posterize(10));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->noise());
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->diffuse(10));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->skew(new Rgb(255, 0, 0), 10, 10));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->swirl(10));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->wave(10, 10));
        $this->assertInstanceOf('Pop\\Image\\Gd', $i->setFormats());
    }