//! Run with
//!
//! ```not_rust
//! cargo run -p example-form
//! ```
use axum::{extract::Form, response::Html, routing::get, Router};
use serde::Deserialize;
use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
#[tokio::main]
async fn main() {
tracing_subscriber::registry()
.with(
tracing_subscriber::EnvFilter::try_from_default_env()
.unwrap_or_else(|_| format!("{}=debug", env!("CARGO_CRATE_NAME")).into()),
)
.with(tracing_subscriber::fmt::layer())
.init();
// build our application with some routes
let app = app();
// run it
let listener = tokio::net::TcpListener::bind("127.0.0.1:3000")
.await
.unwrap();
tracing::debug!("listening on {}", listener.local_addr().unwrap());
axum::serve(listener, app).await;
}
fn app() -> Router {
Router::new().route("/", get(show_form).post(accept_form))
}
async fn show_form() -> Html<&'static str> {
Html(
r#"
"#,
)
}
#[derive(Deserialize, Debug)]
#[allow(dead_code)]
struct Input {
name: String,
email: String,
}
async fn accept_form(Form(input): Form) -> Html {
dbg!(&input);
Html(format!(
"email='{}'\nname='{}'\n",
&input.email, &input.name
))
}
#[cfg(test)]
mod tests {
use super::*;
use axum::{
body::Body,
http::{self, Request, StatusCode},
};
use http_body_util::BodyExt;
use tower::ServiceExt; // for `call`, `oneshot`, and `ready` // for `collect`
#[tokio::test]
async fn test_get() {
let app = app();
let response = app
.oneshot(Request::builder().uri("/").body(Body::empty()).unwrap())
.await
.unwrap();
assert_eq!(response.status(), StatusCode::OK);
let body = response.into_body().collect().await.unwrap().to_bytes();
let body = std::str::from_utf8(&body).unwrap();
assert!(body.contains(r#""#));
}
#[tokio::test]
async fn test_post() {
let app = app();
let response = app
.oneshot(
Request::builder()
.method(http::Method::POST)
.uri("/")
.header(
http::header::CONTENT_TYPE,
mime::APPLICATION_WWW_FORM_URLENCODED.as_ref(),
)
.body(Body::from("name=foo&email=bar@axum"))
.unwrap(),
)
.await
.unwrap();
assert_eq!(response.status(), StatusCode::OK);
let body = response.into_body().collect().await.unwrap().to_bytes();
let body = std::str::from_utf8(&body).unwrap();
assert_eq!(body, "email='bar@axum'\nname='foo'\n");
}
}