refactor: extract inline test modules to separate files

crates/adapters/postgres/src/follow/tests.rs

@@ -0,0 +1,58 @@
+    use super::*;
+    use crate::test_helpers::seed_user;
+    use chrono::Utc;
+    use domain::value_objects::*;
+
+    #[sqlx::test(migrations = "./migrations")]
+    async fn save_and_find_follow(pool: sqlx::PgPool) {
+        let alice = seed_user(&pool, "alice", "alice@ex.com").await;
+        let bob = seed_user(&pool, "bob", "bob@ex.com").await;
+        let repo = PgFollowRepository::new(pool);
+        let follow = Follow {
+            follower_id: alice.id.clone(),
+            following_id: bob.id.clone(),
+            state: FollowState::Accepted,
+            ap_id: None,
+            created_at: Utc::now(),
+        };
+        repo.save(&follow).await.unwrap();
+        let found = repo.find(&alice.id, &bob.id).await.unwrap().unwrap();
+        assert_eq!(found.state, FollowState::Accepted);
+    }
+
+    #[sqlx::test(migrations = "./migrations")]
+    async fn update_state(pool: sqlx::PgPool) {
+        let alice = seed_user(&pool, "alice", "alice@ex.com").await;
+        let bob = seed_user(&pool, "bob", "bob@ex.com").await;
+        let repo = PgFollowRepository::new(pool);
+        let follow = Follow {
+            follower_id: alice.id.clone(),
+            following_id: bob.id.clone(),
+            state: FollowState::Pending,
+            ap_id: None,
+            created_at: Utc::now(),
+        };
+        repo.save(&follow).await.unwrap();
+        repo.update_state(&alice.id, &bob.id, &FollowState::Accepted)
+            .await
+            .unwrap();
+        let found = repo.find(&alice.id, &bob.id).await.unwrap().unwrap();
+        assert_eq!(found.state, FollowState::Accepted);
+    }
+
+    #[sqlx::test(migrations = "./migrations")]
+    async fn get_accepted_following_ids(pool: sqlx::PgPool) {
+        let alice = seed_user(&pool, "alice", "alice@ex.com").await;
+        let bob = seed_user(&pool, "bob", "bob@ex.com").await;
+        let repo = PgFollowRepository::new(pool);
+        let follow = Follow {
+            follower_id: alice.id.clone(),
+            following_id: bob.id.clone(),
+            state: FollowState::Accepted,
+            ap_id: None,
+            created_at: Utc::now(),
+        };
+        repo.save(&follow).await.unwrap();
+        let ids = repo.get_accepted_following_ids(&alice.id).await.unwrap();
+        assert_eq!(ids, vec![bob.id]);
+    }