feat: #12 add async block in handlers (more readable) + fix tests

src/http/response.rs

@@ -1,6 +1,5 @@
 //! response handles the incoming request parsed `HTTPRequest`
-//! it will check if the `HTTPRequest` is valid and build an HTTPResponse corresponding to the HTTP
+//! it will build an HTTPResponse corresponding to the HTTP message specs. see: https://developer.mozilla.org/en-US/docs/Web/HTTP/Messages
-//! message specs. see: https://developer.mozilla.org/en-US/docs/Web/HTTP/Messages
 //! NOTE: only few parts of the specification has been implemented
 
 use crate::http::request::HTTPVersion;

src/http/router.rs

@@ -12,10 +12,11 @@ use std::pin::Pin;
 type FuturePinned<HTTPResponse> = Pin<Box<dyn Future<Output = HTTPResponse>>>;
 type Handler = fn(HTTPRequest) -> FuturePinned<HTTPResponse>;
 
-async fn handle_get(request: HTTPRequest) -> HTTPResponse {
+fn handle_get(request: HTTPRequest) -> FuturePinned<HTTPResponse> {
+    Box::pin(async move {
         // TODO: path to `store.txt` must not be hardcoded, should be in a config file and load at runtime
         let mut store = FileStore::new("tests/data/store.txt".to_string());
-    match request.body {
+        match &request.body {
             Some(ref b) => {
                 let is_auth = store.is_auth(&b.get_data()).await;
                 if !is_auth {
@@ -25,15 +26,34 @@ async fn handle_get(request: HTTPRequest) -> HTTPResponse {
             }
             None => HTTPResponse::as_400(),
         }
+    })
 }
 
-fn handle_get_pinned(request: HTTPRequest) -> FuturePinned<HTTPResponse> {
+/// validates the token by checking:
-    Box::pin(handle_get(request))
+/// * expiration time
+fn handle_validate(request: HTTPRequest) -> FuturePinned<HTTPResponse> {
+    Box::pin(async move {
+        match &request.body {
+            Some(ref _b) => {
+                // TODO: impl the JWT validation
+                HTTPResponse::as_200()
+            }
+            None => HTTPResponse::as_400(),
+        }
+    })
 }
 
 lazy_static! {
+    /// defines the map between the URL and its associated callback
+    /// each authorized targets must implement a function returning `FuturePinned<HTTPResponse>`
+    // TODO: a macro should be implemented to mask the implementation details
     static ref HTTP_METHODS: HashMap<&'static str, Handler> =
-        HashMap::from([("/get/", handle_get_pinned as Handler),]);
+        HashMap::from(
+            [
+                ("/get/", handle_get as Handler),
+                ("/validate/", handle_validate as Handler)
+            ]
+        );
 }
 
 pub struct Router;

tests/bash/curling.bash

@@ -28,7 +28,7 @@ done
 for i in {0..10}
 do
 	http_response=$(curl -s -o response.txt -w "%{http_code}" ${URL}/ge/ -d '{"username":"toto", "password":"tutu"}')
-	if [ $http_response != "400" ]
+	if [ $http_response != "404" ]
 	then
 		echo "bad http status code : ${http_response}, expect 400"
 		exit 1

tests/python/test_requests.py

@@ -26,23 +26,26 @@ class TestResponse(TestCase):
             resp.json()["token"], "header.payload.signature", "bad status returned"
         )
 
+    # TODO: must be updated after implmenting `/refresh/` url handler
     def test_refresh_target(self):
         resp = requests.post(
             URL + "/refresh/", json={"username": "toto", "password": "tata"}
         )
-        self.assertEqual(resp.status_code, 200, "bad status code returned")
+        self.assertEqual(resp.status_code, 404, "bad status code returned")
         self.assertIsNotNone(resp.json(), "response data can't be empty")
         self.assertEqual(
-            resp.json()["token"], "header.payload.signature", "bad status returned"
+            resp.json()["error"],
+            "the url requested does not exist",
+            "bad status returned",
         )
 
     def test_no_credentials(self):
         resp = requests.post(URL + "/get/")
-        self.assertEqual(resp.status_code, 403, "bad status code returned")
+        self.assertEqual(resp.status_code, 400, "bad status code returned")
         self.assertIsNotNone(resp.json(), "response data must not be empty")
         self.assertEqual(
             resp.json()["error"],
-            "invalid credentials",
+            "the incoming request is not valid",
             "invalid error message returned",
         )
 
@@ -62,10 +65,10 @@ class TestResponse(TestCase):
         resp = requests.post(
             URL + "/token/", json={"username": "toto", "password": "tata"}
         )
-        self.assertEqual(resp.status_code, 400, "bad status code returned")
+        self.assertEqual(resp.status_code, 404, "bad status code returned")
         self.assertIsNotNone(resp.json(), "response data must not be empty")
         self.assertEqual(
             resp.json()["error"],
-            "the incoming request is not valid",
+            "the url requested does not exist",
             "invalid error message returned",
         )