also added client

src/client.rs

@@ -1,5 +1,38 @@
 mod grpc;
+use tokio_stream::{self as stream};
+use tonic::Request;
 
-fn main (){
-    println!("Hello! I am a client!");
+use grpc::dummy::{test_service_client::TestServiceClient, Empty, SomeRequest, StreamRequest};
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let mut client = TestServiceClient::connect("http://[::1]:50051").await?;
+
+    let request =
+        Request::new(SomeRequest { what_client_sends: String::from("Hello from client!") });
+
+    let response = client.get_something(request).await?;
+    println!("Unary response: {:?}", response.get_ref().what_server_sends);
+
+    let messages = vec![
+        StreamRequest { what_client_sends: "Client stream #1".to_string() },
+        StreamRequest { what_client_sends: "Client stream #2".to_string() },
+        StreamRequest { what_client_sends: "Client stream #3".to_string() },
+    ];
+
+    let outbound = stream::iter(messages);
+
+    let response = client.client_messages(Request::new(outbound)).await?;
+    println!("Client streaming response: {:?}", response.get_ref());
+
+    let mut stream = client.server_messages(Request::new(Empty {})).await?.into_inner();
+
+    println!("Server streaming messages:");
+    while let Some(item) = stream.message().await? {
+        println!("  -> {}", item.what_server_sends);
+    }
+
+    println!("Server stream ended.");
+
+    Ok(())
 }