[#26] Moved lib & bin to own folders; Moved server tests; wrote some readmes

src/server/main.rs

@@ -2,6 +2,10 @@
 
 #[macro_use]
 extern crate rocket;
+
+#[cfg(test)]
+mod tests;
+
 mod catchers;
 mod routes;
 

src/server/tests.rs

@@ -0,0 +1,29 @@
+/// In here, any non-unit tests are placed.
+use rocket::http::Status;
+use rocket::local::Client;
+
+fn rocket() -> rocket::Rocket {
+    rocket::ignite().mount("/", super::routes::ivago())
+}
+
+/// Test 404 response
+#[test]
+fn test_404_response() {
+    let client = Client::new(rocket()).expect("valid rocket instance");
+    let response = client.get("/").dispatch();
+
+    assert_eq!(response.status(), Status::NotFound);
+    // TODO add text check as well
+}
+
+/// Test 404 on invalid parameters
+// TODO make this check a 400 instead
+#[test]
+fn test_invalid_parameters() {
+    let client = Client::new(rocket()).expect("valid rocket instance");
+    let response = client
+        .get("/?street=astreet+(city)&number=500&start_date=2021-04-04&end_date=2021-04-555")
+        .dispatch();
+
+    assert_eq!(response.status(), Status::NotFound);
+}