Give me your interface... // A Listener is a generic network listener for stream-oriented protocols. // // Multiple goroutines may invoke methods on a Listener simultaneously. type Listener interface { // Accept waits for and returns the next connection to the listener. Accept() (Conn, error) // Close closes the listener. // Any blocked Accept operations will be unblocked and return errors. Close() error // Addr returns the listener's network address. Addr() Addr }

Imported as package:

... take your mock