public function testCreateListingValidation()
{
$this->setExpectedException('GuzzleHttp\\Command\\Exception\\CommandException', 'Validation errors: [status] is a required string');
$client = $this->createClient('create_listing', $history = new History());
$client->createListing(['release_id' => '1', 'condition' => 'Mint (M)', 'price' => 5.9]);
}