# Functions
ClientNewPayload returns a payload of the given type and size.
DoClientStreaming performs a client streaming RPC.
DoEmptyStream sets up a bi-directional streaming with zero message.
DoEmptyUnaryCall performs a unary RPC with empty request and response messages.
DoLargeUnaryCall performs a unary RPC with large payload in the request and response.
DoPingPong performs ping-pong style bi-directional streaming RPC.
DoServerStreaming performs a server streaming RPC.
NewTestServer creates a test server for test service.