package arbitrary import ( "fmt" "net" ) // NetAddr returns an arbitrary net.Addr. func (arb T) NetAddr() net.Addr { var network string { if arb.Bool() { network = "tcp" } else { network = "udp" } } var port uint16 = arb.NetPort() var value string func(){ value = fmt.Sprintf("%d.%d.%d.%d:%d", arb.randomness.Intn(256), arb.randomness.Intn(256), arb.randomness.Intn(256), arb.randomness.Intn(256), port) if 0 == arb.randomness.Intn(16) { value = fmt.Sprintf("127.0.0.1:%d", port) return } if 0 == arb.randomness.Intn(16) { value = fmt.Sprintf("192.168.0.1:%d", port) return } if 0 == arb.randomness.Intn(7) { value = fmt.Sprintf("%d.%d:%d", arb.randomness.Intn(256), arb.randomness.Intn(16777216), port) return } if 0 == arb.randomness.Intn(7) { value = fmt.Sprintf("%d.%d.%d:%d", arb.randomness.Intn(256), arb.randomness.Intn(256), arb.randomness.Intn(65536), port) return } }() return internalNetAddr{ network: network, value: value, } } type internalNetAddr struct { network string value string } var _ net.Addr = internalNetAddr{} func (receiver internalNetAddr) Network() string { return receiver.network } func (receiver internalNetAddr) String() string { return receiver.value }