Add /div

crates/web/src/app.rs

@@ -36,6 +36,7 @@ impl Hooks for App {
 
     fn routes(_ctx: &AppContext) -> AppRoutes {
         AppRoutes::empty()
+            .add_route(controllers::div::routes())
             .add_route(controllers::mul::routes())
             .add_route(controllers::sub::routes())
             .add_route(controllers::add::routes())

crates/web/src/controllers/div.rs

@@ -0,0 +1,25 @@
+#![allow(clippy::unused_async)]
+
+use axum::debug_handler;
+use loco_rs::prelude::*;
+use serde::{Deserialize, Serialize};
+use tracing::debug;
+use wise_units::Measurement;
+
+#[derive(Clone, Debug, Serialize, Deserialize)]
+pub struct Params {
+    lhs: Measurement,
+    rhs: Measurement,
+}
+
+#[debug_handler]
+pub async fn div(Json(params): Json<Params>) -> impl IntoResponse {
+    debug!("Dividing {} * {}", &params.lhs, &params.rhs);
+
+    format::json(params.lhs / params.rhs)
+}
+
+pub fn routes() -> Routes {
+    Routes::new().prefix("div").add("/", post(div))
+}
+

crates/web/src/controllers/mod.rs

@@ -3,4 +3,5 @@ pub mod home;
 pub mod convert;
 pub mod add;
 pub mod sub;
-pub mod mul;
+pub mod mul;
+pub mod div;

crates/web/tests/requests/div.rs

@@ -0,0 +1,41 @@
+
+use loco_rs::testing;
+use serial_test::serial;
+use wise_units_web::app::App;
+
+#[tokio::test]
+#[serial]
+async fn can_post_div_root() {
+    testing::request::<App, _, _>(|request, _ctx| async move {
+        let payload = serde_json::json!({
+            "lhs": {
+                "value": 10,
+                "unit": "km3"
+            },
+            "rhs": {
+                "value": 5,
+                "unit": "km2"
+            }
+        });
+
+        let expected = serde_json::json!({
+            "value": 2.0,
+            "unit": "km"
+        });
+        let res = request.post("/api/div").json(&payload).await;
+        assert_eq!(res.status_code(), 200);
+        assert_eq!(res.text(), serde_json::to_string(&expected).unwrap());
+    })
+    .await;
+}
+
+#[tokio::test]
+#[serial]
+async fn can_not_get_request_root() {
+    testing::request::<App, _, _>(|request, _ctx| async move {
+        let res = request.get("/api/div").await;
+        assert_eq!(res.status_code(), 405);
+    })
+    .await;
+}
+

crates/web/tests/requests/mod.rs

@@ -3,4 +3,5 @@ mod home;
 pub mod convert;
 pub mod add;
 pub mod sub;
-pub mod mul;
+pub mod mul;
+pub mod div;