# Functions
BuildHTTPBackends returns a map of backends based on config.
BuildTChannelBackends returns a map of TChannel backends based on config.
CreateHTTPBackend creates a HTTP backend for testing.
CreateTChannelBackend creates a TChannel backend for testing "serviceName" is the service discovery name, not necessarily same as the thrift service name.
# Structs
TestHTTPBackend will pretend to be a http backend.
TestTChannelBackend will pretend to be a tchannel backend.