more games information, games route (#756)

* more games information, games route

* adds banner url

tests/common/api_v3/mod.rs

@@ -6,6 +6,7 @@ use std::rc::Rc;
 
 pub mod oauth;
 pub mod oauth_clients;
+pub mod tags;
 
 #[derive(Clone)]
 pub struct ApiV3 {

tests/common/api_v3/tags.rs

@@ -0,0 +1,26 @@
+use actix_web::{
+    dev::ServiceResponse,
+    test::{self, TestRequest},
+};
+use labrinth::routes::v3::tags::GameData;
+
+use crate::common::database::ADMIN_USER_PAT;
+
+use super::ApiV3;
+
+impl ApiV3 {
+    // TODO: fold this into v3 API of other v3 testing PR
+    pub async fn get_games(&self) -> ServiceResponse {
+        let req = TestRequest::get()
+            .uri("/v3/games")
+            .append_header(("Authorization", ADMIN_USER_PAT))
+            .to_request();
+        self.call(req).await
+    }
+
+    pub async fn get_games_deserialized(&self) -> Vec<GameData> {
+        let resp = self.get_games().await;
+        assert_eq!(resp.status(), 200);
+        test::read_body_json(resp).await
+    }
+}