Add tower-h2 and more macro

tonic-macros/tests/server.rs

@@ -0,0 +1,42 @@
+#![feature(async_await)]
+
+use std::time::Duration;
+use tokio::timer::Delay;
+use tonic::{Request, Response, Status};
+
+// #[derive(Debug)]
+// struct HelloRequest;
+// #[derive(Debug)]
+// struct HelloResponse;
+
+#[derive(Default, Clone)]
+struct MyGreeter {
+    data: String,
+}
+
+#[tonic::server(service = "proto/helloworld.proto")]
+impl MyGreeter {
+    pub async fn say_hello(&self, request: Request<()>) -> Result<Response<()>, Status> {
+        println!("Got a request: {:?}", request);
+
+        let string = &self.data;
+
+        let when = tokio::clock::now() + Duration::from_millis(100);
+        Delay::new(when).await;
+
+        println!("My data: {:?}", string);
+
+        Delay::new(when).await;
+
+        Ok(Response::new(()))
+    }
+}
+
+#[tokio::test]
+async fn grpc() {
+    let svc = MyGreeter::default();
+    let mut server = GrpcServer::from(svc);
+
+    use tower_service::Service;
+    server.call(tonic::Request::new(())).await.unwrap();
+}