public function testSend()
{
$command = new DeleteGroup(5);
// Stub transport's sendRequest usage
$this->mockTransport->expects($this->once())->method('sendRequest')->with($this->equalTo("/api/{$this->mockClient->getUsername()}/groups/5"), $this->equalTo(TransportInterface::METHOD_DELETE));
// Send command
$command->send($this->mockClient);
}