public function testImageWithMaxResults()
{
$snippet = $this->snippetFromMethod(VisionClient::class, 'image', 1);
$snippet->addLocal('vision', $this->client);
$snippet->setLine(2, '$imageResource = fopen(\'php://temp\', \'r\');');
$res = $snippet->invoke('image');
$this->assertInstanceOf(Image::class, $res->returnVal());
}