public function theJsonNodeShouldNotExist($jsonNode)
    {
        $e = null;

        try {
            $realValue = $this->evaluateJsonNodeValue($jsonNode);
        } catch (\Exception $e) {
            // If the node does not exist an exception should be throwed
        }

        if ($e === null) {
            throw new WrongJsonExpectation(
                sprintf("The node '%s' exists and contains '%s'.", $jsonNode, json_encode($realValue)),
                $this->readJson(),
                $e
            );
        }
    }