Remove actix_rt direct usage.

Cargo.lock

@@ -1415,13 +1415,26 @@ dependencies = [
  "libc",
  "memchr",
  "mio 0.7.13",
+ "num_cpus",
  "once_cell",
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
+ "tokio-macros",
  "winapi",
 ]
 
+[[package]]
+name = "tokio-macros"
+version = "1.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b557f72f448c511a979e2564e55d74e6c4432fc96ff4f6241bc6bded342643b7"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "tokio-native-tls"
 version = "0.3.0"

Cargo.toml

@@ -14,7 +14,7 @@ name = "zero2prod"
 
 [dependencies]
 actix-web = "=4.0.0-beta.15"
+tokio = { version = "1", features = ["macros", "rt-multi-thread"] }
 
 [dev-dependencies]
 reqwest = "0.11"
-tokio = "1"

src/main.rs

@@ -1,7 +1,7 @@
 use std::net::TcpListener;
 use zero2prod::run;
 
-#[actix_web::main]
+#[tokio::main]
 async fn main() -> std::io::Result<()> {
     let address = TcpListener::bind("127.0.0.1:8000")?;
     run(address)?.await

tests/health_check.rs

@@ -11,7 +11,7 @@ fn spawn_app() -> String {
     format!("http://127.0.0.1:{}", port)
 }
 
-#[actix_web::test]
+#[tokio::test]
 async fn health_check_works() {
     // Arrange
     let address = spawn_app();