ServerCallImpl extends ServerCall<RespT> { @Override public void setMessageCompression(boolean enable) { stream.setMessageCompression(enable); } ServerCallImpl(ServerStream stream, MethodDescriptor<ReqT, RespT> method,
      Metadata inboundHeaders, Context.CancellableContext context,
      DecompressorRegistry decompressorRegistry, CompressorRegistry compressorRegistry); @Override void request(int numMessages); @Override void sendHeaders(Metadata headers); @Override void sendMessage(RespT message); @Override void setMessageCompression(boolean enable); @Override void setCompression(String compressorName); @Override boolean isReady(); @Override void close(Status status, Metadata trailers); @Override boolean isCancelled(); @Override Attributes attributes();  }
@Test public void setMessageCompression() { call.setMessageCompression(true); verify(stream).setMessageCompression(true); }