public function testAddRectangle() { $s = new Svg('graph.svg', '640px', '480px'); $s->setStrokeColor(new Rgb(0, 0, 0))->drawRectangle(10, 10, 100, 100); $s->setBackgroundColor(new Rgb(255, 0, 0)); $s->drawRectangle(10, 10, 100, 100); $s->setFillColor(new Rgb(255, 0, 0)); $s->drawRectangle(10, 10, 100, 100); $this->assertEquals(640, $s->getWidth()); }