public function testRenderHeaderIfSilent()
{
$logger = $this->createMock(\Monolog\Logger::class);
$this->object->setLogger($logger);
$header = ['TestData to be renderd into the Header'];
$this->object->setSilent(true);
self::assertSame($this->object, $this->object->renderHeader($header));
self::assertSame('', file_get_contents($this->file));
}