LocalPath returns a local path that can be used for Unix-domain protocol testing.

LoopbackInterface returns an available logical network interface for loopback test.

MulticastSource returns a unicast IP address on ifi when ifi is an IP multicast-capable network interface.

NewLocalListener returns a listener which listens to a loopback IP address or local file system path.

NewLocalPacketListener returns a packet listener which listens to a loopback IP address or local file system path.

RoutedInterface returns a network interface that can route IP traffic and satisfies flags.

SupportsIPv4 reports whether the platform supports IPv4 networking functionality.

SupportsIPv6 reports whether the platform supports IPv6 networking functionality.

SupportsRawSocket reports whether the current session is available to use raw sockets.

TestableAddress reports whether address of network is testable on the current platform configuration.

TestableNetwork reports whether network is testable on the current platform configuration.

TestConn tests that a net.Conn implementation properly satisfies the interface.

MakePipe creates a connection between two endpoints and returns the pair as c1 and c2, such that anything written to c1 is read by c2 and vice-versa.