add integration tests for ws, rewrite ws handling

Cargo.lock

@@ -2,6 +2,15 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "aho-corasick"
+version = "0.7.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "anyhow"
 version = "1.0.68"
@@ -10,9 +19,9 @@ checksum = "2cb2f989d18dd141ab8ae82f64d1a8cdd37e0840f73a406896cf5e99502fab61"
 
 [[package]]
 name = "async-trait"
-version = "0.1.63"
+version = "0.1.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eff18d764974428cf3a9328e23fc5c986f5fbed46e6cd4cdf42544df5d297ec1"
+checksum = "1cd7fce9ba8c3c042128ce72d8b2ddbf3a05747efb67ea0313c635e10bda47a2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -40,6 +49,12 @@ version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
+[[package]]
+name = "base64"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -55,6 +70,12 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "bumpalo"
+version = "3.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0d261e256854913907f67ed06efbc3338dfe6179796deefc1ff763fc1aee5535"
+
 [[package]]
 name = "byteorder"
 version = "1.4.3"
@@ -102,6 +123,15 @@ dependencies = [
  "crypto-common",
 ]
 
+[[package]]
+name = "encoding_rs"
+version = "0.8.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "figment"
 version = "0.10.8"
@@ -133,24 +163,24 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52ba265a92256105f45b719605a571ffe2d1f0fea3807304b522c1d778f79eed"
+checksum = "2e5317663a9089767a1ec00a487df42e0ca174b61b4483213ac24448e4664df5"
 dependencies = [
  "futures-core",
 ]
 
 [[package]]
 name = "futures-core"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04909a7a7e4633ae6c4a9ab280aeb86da1236243a77b694a49eacd659a4bd3ac"
+checksum = "ec90ff4d0fe1f57d600049061dc6bb68ed03c7d2fbd697274c41805dcb3f8608"
 
 [[package]]
 name = "futures-macro"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bdfb8ce053d86b91919aad980c220b1fb8401a9394410e1c289ed7e66b61835d"
+checksum = "95a73af87da33b5acf53acfebdc339fe592ecf5357ac7c0a7734ab9d8c876a70"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -159,21 +189,21 @@ dependencies = [
 
 [[package]]
 name = "futures-sink"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39c15cf1a4aa79df40f1bb462fb39676d0ad9e366c2a33b590d7c66f4f81fcf9"
+checksum = "f310820bb3e8cfd46c80db4d7fb8353e15dfff853a127158425f31e0be6c8364"
 
 [[package]]
 name = "futures-task"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2ffb393ac5d9a6eaa9d3fdf37ae2776656b706e200c8e16b1bdb227f5198e6ea"
+checksum = "dcf79a1bf610b10f42aea489289c5a2c478a786509693b80cd39c44ccd936366"
 
 [[package]]
 name = "futures-util"
-version = "0.3.25"
+version = "0.3.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "197676987abd2f9cadff84926f410af1c183608d36641465df73ae8211dc65d6"
+checksum = "9c1d6de3acfef38d2be4b1f543f553131788603495be83da675e180c8d6b7bd1"
 dependencies = [
  "futures-core",
  "futures-macro",
@@ -205,6 +235,31 @@ dependencies = [
  "wasi",
 ]
 
+[[package]]
+name = "h2"
+version = "0.3.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f9f29bc9dda355256b2916cf526ab02ce0aeaaaf2bad60d65ef3f12f11dd0f4"
+dependencies = [
+ "bytes",
+ "fnv",
+ "futures-core",
+ "futures-sink",
+ "futures-util",
+ "http",
+ "indexmap",
+ "slab",
+ "tokio",
+ "tokio-util",
+ "tracing",
+]
+
+[[package]]
+name = "hashbrown"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+
 [[package]]
 name = "hermit-abi"
 version = "0.2.6"
@@ -225,6 +280,17 @@ dependencies = [
  "itoa",
 ]
 
+[[package]]
+name = "http-body"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d5f38f16d184e36f2408a55281cd658ecbd3ca05cce6d6510a176eca393e26d1"
+dependencies = [
+ "bytes",
+ "http",
+ "pin-project-lite",
+]
+
 [[package]]
 name = "http-body"
 version = "1.0.0-rc.2"
@@ -244,7 +310,7 @@ dependencies = [
  "bytes",
  "futures-util",
  "http",
- "http-body",
+ "http-body 1.0.0-rc.2",
  "pin-project-lite",
 ]
 
@@ -260,6 +326,30 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
 
+[[package]]
+name = "hyper"
+version = "0.14.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "034711faac9d2166cb1baf1a2fb0b60b1f277f8492fd72176c17f3515e1abd3c"
+dependencies = [
+ "bytes",
+ "futures-channel",
+ "futures-core",
+ "futures-util",
+ "h2",
+ "http",
+ "http-body 0.4.5",
+ "httparse",
+ "httpdate",
+ "itoa",
+ "pin-project-lite",
+ "socket2",
+ "tokio",
+ "tower-service",
+ "tracing",
+ "want",
+]
+
 [[package]]
 name = "hyper"
 version = "1.0.0-rc.2"
@@ -271,7 +361,7 @@ dependencies = [
  "futures-core",
  "futures-util",
  "http",
- "http-body",
+ "http-body 1.0.0-rc.2",
  "httparse",
  "httpdate",
  "itoa",
@@ -291,18 +381,43 @@ dependencies = [
  "unicode-normalization",
 ]
 
+[[package]]
+name = "indexmap"
+version = "1.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1885e79c1fc4b10f0e172c475f458b7f7b93061064d98c3293e98c5ba0c8b399"
+dependencies = [
+ "autocfg",
+ "hashbrown",
+]
+
 [[package]]
 name = "inlinable_string"
 version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c8fae54786f62fb2918dcfae3d568594e50eb9b5c25bf04371af6fe7516452fb"
 
+[[package]]
+name = "ipnet"
+version = "2.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "30e22bd8629359895450b59ea7a776c850561b96a3b1d31321c1949d9e6c9146"
+
 [[package]]
 name = "itoa"
 version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fad582f4b9e86b6caa621cabeb0963332d92eea04729ab12892c2533951e6440"
 
+[[package]]
+name = "js-sys"
+version = "0.3.60"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49409df3e3bf0856b916e2ceaca09ee28e6871cf7d9ce97a692cacfdb2a25a47"
+dependencies = [
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "lavina"
 version = "0.1.0"
@@ -311,8 +426,10 @@ dependencies = [
  "figment",
  "futures-util",
  "http-body-util",
- "hyper",
+ "hyper 1.0.0-rc.2",
  "prometheus",
+ "regex",
+ "reqwest",
  "serde",
  "tokio",
  "tokio-tungstenite",
@@ -366,6 +483,12 @@ version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
+[[package]]
+name = "mime"
+version = "0.3.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
+
 [[package]]
 name = "mio"
 version = "0.8.5"
@@ -564,6 +687,63 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "regex"
+version = "1.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "48aaa5748ba571fb95cd2c85c09f629215d3a6ece942baa100950af03a34f733"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.6.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
+
+[[package]]
+name = "reqwest"
+version = "0.11.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "21eed90ec8570952d53b772ecf8f206aa1ec9a3d76b2521c56c42973f2d91ee9"
+dependencies = [
+ "base64 0.21.0",
+ "bytes",
+ "encoding_rs",
+ "futures-core",
+ "futures-util",
+ "h2",
+ "http",
+ "http-body 0.4.5",
+ "hyper 0.14.23",
+ "ipnet",
+ "js-sys",
+ "log",
+ "mime",
+ "once_cell",
+ "percent-encoding",
+ "pin-project-lite",
+ "serde",
+ "serde_json",
+ "serde_urlencoded",
+ "tokio",
+ "tower-service",
+ "url",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
+ "winreg",
+]
+
+[[package]]
+name = "ryu"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b4b9743ed687d4b4bcedf9ff5eaa7398495ae14e61cba0a295704edbc7decde"
+
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -590,6 +770,29 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "serde_json"
+version = "1.0.91"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "877c235533714907a8c2464236f5c4b2a17262ef1bd71f38f35ea592c8da6883"
+dependencies = [
+ "itoa",
+ "ryu",
+ "serde",
+]
+
+[[package]]
+name = "serde_urlencoded"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3491c14715ca2294c4d6a88f15e84739788c1d030eed8c110436aafdaa2f3fd"
+dependencies = [
+ "form_urlencoded",
+ "itoa",
+ "ryu",
+ "serde",
+]
+
 [[package]]
 name = "sha1"
 version = "0.10.5"
@@ -701,9 +904,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.24.2"
+version = "1.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "597a12a59981d9e3c38d216785b0c37399f6e415e8d0712047620f189371b0bb"
+checksum = "c8e00990ebabbe4c14c08aca901caed183ecd5c09562a12c824bb53d3c3fd3af"
 dependencies = [
  "autocfg",
  "bytes",
@@ -742,6 +945,20 @@ dependencies = [
  "tungstenite",
 ]
 
+[[package]]
+name = "tokio-util"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0bb2e075f03b3d66d8d8785356224ba688d2906a371015e225beeb65ca92c740"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "pin-project-lite",
+ "tokio",
+ "tracing",
+]
+
 [[package]]
 name = "toml"
 version = "0.5.11"
@@ -751,6 +968,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "tower-service"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6bc1c9ce2b5135ac7f93c72918fc37feb872bdc6a5533a8b85eb4b86bfdae52"
+
 [[package]]
 name = "tracing"
 version = "0.1.37"
@@ -821,7 +1044,7 @@ version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "30ee6ab729cd4cf0fd55218530c4522ed30b7b6081752839b68fcec8d0960788"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "byteorder",
  "bytes",
  "http",
@@ -915,6 +1138,82 @@ version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.83"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eaf9f5aceeec8be17c128b2e93e031fb8a4d469bb9c4ae2d7dc1888b26887268"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.83"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c8ffb332579b0557b52d268b91feab8df3615f265d5270fec2a8c95b17c1142"
+dependencies = [
+ "bumpalo",
+ "log",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-futures"
+version = "0.4.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23639446165ca5a5de86ae1d8896b737ae80319560fbaa4c2887b7da6e7ebd7d"
+dependencies = [
+ "cfg-if",
+ "js-sys",
+ "wasm-bindgen",
+ "web-sys",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.83"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "052be0f94026e6cbc75cdefc9bae13fd6052cdcaf532fa6c45e7ae33a1e6c810"
+dependencies = [
+ "quote",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.83"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "07bc0c051dc5f23e307b13285f9d75df86bfdf816c5721e573dec1f9b8aa193c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.83"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c38c045535d93ec4f0b4defec448e4291638ee608530863b1e2ba115d4fff7f"
+
+[[package]]
+name = "web-sys"
+version = "0.3.60"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bcda906d8be16e728fd5adc5b729afad4e444e106ab28cd1c7256e54fa61510f"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -994,6 +1293,15 @@ version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd"
 
+[[package]]
+name = "winreg"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "80d0f4e272c85def139476380b12f9ac60926689dd2e01d4923222f40580869d"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "yansi"
 version = "0.5.1"

Cargo.toml

@@ -20,3 +20,7 @@ tracing-subscriber = "0.3.16"
 tokio-tungstenite = "0.18.0"
 futures-util = "0.3.25"
 prometheus = { version = "0.13.3", default_features = false }
+
+[dev-dependencies]
+regex = "1.7.1"
+reqwest = { version = "0.11", default_features = false }

src/chat.rs

@@ -3,7 +3,7 @@ use std::{
     sync::{Arc, RwLock},
 };
 
-use tokio::sync::mpsc::{Sender, channel, Receiver};
+use tokio::sync::mpsc::{channel, Receiver, Sender};
 
 use crate::prelude::*;
 
@@ -17,7 +17,10 @@ pub struct Chats {
 impl Chats {
     pub fn new() -> Chats {
         let subscriptions = HashMap::new();
-        let chats_inner = ChatsInner { subscriptions, next_sub: 0 };
+        let chats_inner = ChatsInner {
+            subscriptions,
+            next_sub: 0,
+        };
         let inner = Arc::new(RwLock::new(chats_inner));
         Chats { inner }
     }

src/http.rs

@@ -47,7 +47,9 @@ async fn route(
 ) -> std::result::Result<Response<BoxBody>, Infallible> {
     match (request.method(), request.uri().path()) {
         (&Method::GET, "/hello") => Ok(hello(request).await?.map(BodyExt::boxed)),
-        (&Method::GET, "/socket") => Ok(ws::handle_request(request, chats).await?.map(BodyExt::boxed)),
+        (&Method::GET, "/socket") => Ok(ws::handle_request(request, chats)
+            .await?
+            .map(BodyExt::boxed)),
         (&Method::GET, "/metrics") => Ok(metrics(registry)?.map(BodyExt::boxed)),
         _ => Ok(not_found()?.map(BodyExt::boxed)),
     }
@@ -58,7 +60,11 @@ pub struct HttpServerActor {
     fiber: JoinHandle<Result<()>>,
 }
 impl HttpServerActor {
-    pub async fn launch(listener: TcpListener, metrics: Registry, chats: Chats) -> Result<HttpServerActor> {
+    pub async fn launch(
+        listener: TcpListener,
+        metrics: Registry,
+        chats: Chats,
+    ) -> Result<HttpServerActor> {
         let (terminator, receiver) = tokio::sync::oneshot::channel::<()>();
         let fiber = tokio::task::spawn(Self::main_loop(listener, receiver, metrics, chats));
         Ok(HttpServerActor { terminator, fiber })

src/http/ws.rs

@@ -1,4 +1,3 @@
-use futures_util::TryStreamExt;
 use http_body_util::Empty;
 use hyper::body::Incoming;
 use hyper::header::{
@@ -20,67 +19,63 @@ use futures_util::stream::StreamExt;
 
 use crate::chat::Chats;
 
-async fn handle_connection(ws_stream: WebSocketStream<Upgraded>, chats: Chats) {
+async fn handle_connection(mut ws_stream: WebSocketStream<Upgraded>, chats: Chats) {
     tracing::info!("WebSocket connection established");
 
-    let (mut outgoing, incoming) = ws_stream.split();
-
     let (sub_id, mut sub) = chats.new_sub();
     tracing::info!("New conn id: {sub_id}");
 
     let _ = chats.broadcast(format!("{sub_id} joined").as_str()).await;
 
-    let broadcast_incoming = async {
+    ws_stream
-        tracing::info!("Started incoming stream for {sub_id}");
+        .send(Message::Text("Started a connection!".into()))
-        let res = incoming.try_for_each(|msg| {
+        .await
+        .unwrap();
+
+    tracing::info!("Started stream for {sub_id}");
+    loop {
+        tokio::select! {
+            biased;
+            msg = ws_stream.next() => {
+                match msg {
+                    Some(msg) => {
+                        let msg = msg.unwrap();
                         let txt = msg.to_text().unwrap().to_string();
-            let chats = chats.clone();
+                        tracing::info!("Received a message: {txt}, sub_id={sub_id}");
-            async move {
-                tracing::info!("Received a message: {}, sub_id={}", txt, sub_id);
                         match chats.broadcast(format!("{sub_id}: {txt}").as_str()).await {
                             Ok(_) => {},
                             Err(err) => {
                                 tracing::error!("Failed to broadcast a message from sub_id={sub_id}: {err}");
                             },
                         }
-                Ok(())
+                    },
+                    None => {
+                        tracing::info!("Client {sub_id} closed the socket, stopping..");
+                        break;
+                    },
                 }
-        }).await;
+            },
-        tracing::info!("Stopped incoming stream for {}", sub_id);
+            msg = sub.recv() => {
-        res
+                match msg {
-    };
+                    Some(msg) => {
-
+                        match ws_stream.send(Message::Text(msg)).await {
-
-    outgoing
-        .send(Message::Text("Started a connection!".into()))
-        .await
-        .unwrap();
-
-    let outgoing = async {
-        tracing::info!("Started outgoing stream for {sub_id}");
-        while let Some(msg) = sub.recv().await {
-            match outgoing.send(Message::Text(msg)).await {
                             Ok(_) => {},
                             Err(err) => {
                                 tracing::warn!("Failed to send msg, sub_id={sub_id}: {err}");
                                 break;
                             },
                         }
+                    },
+                    None => {
+                        break;
                     }
-        tracing::info!("Stopped outgoing stream for {}", sub_id);
-    };
-
-    let (broadcast_incoming, _) = tokio::join!(broadcast_incoming, outgoing);
-
-    let _ = chats.broadcast(format!("{sub_id} left").as_str()).await;
-
-
-    match broadcast_incoming {
-        Ok(_) => tracing::info!("Disconnected"),
-        Err(err) => tracing::warn!("Socket failed: {err}"),
                 }
-    tracing::info!("Terminating WS connection {sub_id}");
+            }
+        }
+    }
+    tracing::info!("Ended stream for {sub_id}");
     chats.remove_sub(sub_id);
+    let _ = chats.broadcast(format!("{sub_id} left").as_str()).await;
 }
 
 pub async fn handle_request(

src/main.rs

@@ -52,7 +52,8 @@ async fn main() -> Result<()> {
 
     let listener = TcpListener::bind("127.0.0.1:3721").await?;
     let listener_http = TcpListener::bind("127.0.0.1:8080").await?;
-    let http_server_actor = http::HttpServerActor::launch(listener_http, registry.clone(), chats.clone()).await?;
+    let http_server_actor =
+        http::HttpServerActor::launch(listener_http, registry.clone(), chats.clone()).await?;
 
     tracing::info!("Started");
 

tests/mod.rs

@@ -0,0 +1,61 @@
+use futures_util::{SinkExt, StreamExt};
+use hyper::StatusCode;
+use regex::Regex;
+use tokio_tungstenite::{connect_async, tungstenite::Message};
+
+type Test = Result<(), Box<dyn std::error::Error>>;
+
+#[tokio::test]
+async fn hello_endpoint() -> Test {
+    let resp = reqwest::get("http://localhost:8080/hello").await?;
+    assert_eq!(resp.status(), StatusCode::OK);
+    assert_eq!(resp.text().await?, "Hello World!");
+    Ok(())
+}
+
+#[tokio::test]
+async fn websocket_connect() -> Test {
+    let connected = Regex::new(r"^(\d+) joined$").unwrap();
+    let msg = Regex::new(r"^(\d+): (.*)").unwrap();
+
+    let (mut socket, response) = connect_async("ws://localhost:8080/socket").await?;
+
+    assert_eq!(response.status(), StatusCode::SWITCHING_PROTOCOLS);
+
+    {
+        let resp = socket.next().await.unwrap().unwrap();
+        let resp = resp.to_text()?;
+        assert_eq!(resp, "Started a connection!");
+    }
+
+    let id = {
+        let resp = socket.next().await.unwrap().unwrap();
+        let resp = resp.to_text()?;
+        let res = connected.captures(resp).unwrap();
+        res.get(1).unwrap().as_str().to_string()
+    };
+
+    socket.send(Message::Text("hi!".to_string())).await?;
+    socket.flush().await?;
+
+    {
+        let resp = socket.next().await.unwrap().unwrap();
+        let resp = resp.to_text()?;
+        let res = msg.captures(resp).expect(resp);
+        let new_id = res.get(1).unwrap().as_str();
+        let new_msg = res.get(2).unwrap().as_str();
+        assert_eq!(new_id, id);
+        assert_eq!(new_msg, "hi!");
+    }
+
+    socket.close(None).await?;
+
+    {
+        let resp = socket.next().await.unwrap().unwrap();
+        assert_eq!(resp, Message::Close(None));
+    }
+
+    assert!(socket.next().await.is_none());
+
+    Ok(())
+}