public function testRender() { $class = $this->getRendererClass(); $renderer = new $class(); $doc = new Document(); $doc->appendChild(new Paragraph()); $color = new Color(); $color->setForceStyle(true); $cliRenderer = new CliRenderer([Paragraph::class => new ParagraphRenderer()], [], $color); $this->assertEquals("\n\n", $renderer->render($doc, $cliRenderer)); }