use crate::{newtypes::CommunityId, schema::community_aggregates}; use diesel::{result::Error, *}; use serde::{Deserialize, Serialize}; #[derive( Queryable, Associations, Identifiable, PartialEq, Debug, Serialize, Deserialize, Clone, )] #[table_name = "community_aggregates"] pub struct CommunityAggregates { pub id: i32, pub community_id: CommunityId, pub subscribers: i64, pub posts: i64, pub comments: i64, pub published: chrono::NaiveDateTime, pub users_active_day: i64, pub users_active_week: i64, pub users_active_month: i64, pub users_active_half_year: i64, } impl CommunityAggregates { pub fn read(conn: &PgConnection, community_id: CommunityId) -> Result { community_aggregates::table .filter(community_aggregates::community_id.eq(community_id)) .first::(conn) } } #[cfg(test)] mod tests { use crate::{ aggregates::community_aggregates::CommunityAggregates, establish_unpooled_connection, source::{ comment::{Comment, CommentForm}, community::{Community, CommunityFollower, CommunityFollowerForm, CommunityForm}, person::{Person, PersonForm}, post::{Post, PostForm}, }, traits::{Crud, Followable}, }; use serial_test::serial; #[test] #[serial] fn test_crud() { let conn = establish_unpooled_connection(); let new_person = PersonForm { name: "thommy_community_agg".into(), ..PersonForm::default() }; let inserted_person = Person::create(&conn, &new_person).unwrap(); let another_person = PersonForm { name: "jerry_community_agg".into(), ..PersonForm::default() }; let another_inserted_person = Person::create(&conn, &another_person).unwrap(); let new_community = CommunityForm { name: "TIL_community_agg".into(), title: "nada".to_owned(), ..CommunityForm::default() }; let inserted_community = Community::create(&conn, &new_community).unwrap(); let another_community = CommunityForm { name: "TIL_community_agg_2".into(), title: "nada".to_owned(), ..CommunityForm::default() }; let another_inserted_community = Community::create(&conn, &another_community).unwrap(); let first_person_follow = CommunityFollowerForm { community_id: inserted_community.id, person_id: inserted_person.id, pending: false, }; CommunityFollower::follow(&conn, &first_person_follow).unwrap(); let second_person_follow = CommunityFollowerForm { community_id: inserted_community.id, person_id: another_inserted_person.id, pending: false, }; CommunityFollower::follow(&conn, &second_person_follow).unwrap(); let another_community_follow = CommunityFollowerForm { community_id: another_inserted_community.id, person_id: inserted_person.id, pending: false, }; CommunityFollower::follow(&conn, &another_community_follow).unwrap(); let new_post = PostForm { name: "A test post".into(), creator_id: inserted_person.id, community_id: inserted_community.id, ..PostForm::default() }; let inserted_post = Post::create(&conn, &new_post).unwrap(); let comment_form = CommentForm { content: "A test comment".into(), creator_id: inserted_person.id, post_id: inserted_post.id, ..CommentForm::default() }; let inserted_comment = Comment::create(&conn, &comment_form).unwrap(); let child_comment_form = CommentForm { content: "A test comment".into(), creator_id: inserted_person.id, post_id: inserted_post.id, parent_id: Some(inserted_comment.id), ..CommentForm::default() }; let _inserted_child_comment = Comment::create(&conn, &child_comment_form).unwrap(); let community_aggregates_before_delete = CommunityAggregates::read(&conn, inserted_community.id).unwrap(); assert_eq!(2, community_aggregates_before_delete.subscribers); assert_eq!(1, community_aggregates_before_delete.posts); assert_eq!(2, community_aggregates_before_delete.comments); // Test the other community let another_community_aggs = CommunityAggregates::read(&conn, another_inserted_community.id).unwrap(); assert_eq!(1, another_community_aggs.subscribers); assert_eq!(0, another_community_aggs.posts); assert_eq!(0, another_community_aggs.comments); // Unfollow test CommunityFollower::unfollow(&conn, &second_person_follow).unwrap(); let after_unfollow = CommunityAggregates::read(&conn, inserted_community.id).unwrap(); assert_eq!(1, after_unfollow.subscribers); // Follow again just for the later tests CommunityFollower::follow(&conn, &second_person_follow).unwrap(); let after_follow_again = CommunityAggregates::read(&conn, inserted_community.id).unwrap(); assert_eq!(2, after_follow_again.subscribers); // Remove a parent comment (the comment count should also be 0) Post::delete(&conn, inserted_post.id).unwrap(); let after_parent_post_delete = CommunityAggregates::read(&conn, inserted_community.id).unwrap(); assert_eq!(0, after_parent_post_delete.comments); assert_eq!(0, after_parent_post_delete.posts); // Remove the 2nd person Person::delete(&conn, another_inserted_person.id).unwrap(); let after_person_delete = CommunityAggregates::read(&conn, inserted_community.id).unwrap(); assert_eq!(1, after_person_delete.subscribers); // This should delete all the associated rows, and fire triggers let person_num_deleted = Person::delete(&conn, inserted_person.id).unwrap(); assert_eq!(1, person_num_deleted); // Delete the community let community_num_deleted = Community::delete(&conn, inserted_community.id).unwrap(); assert_eq!(1, community_num_deleted); let another_community_num_deleted = Community::delete(&conn, another_inserted_community.id).unwrap(); assert_eq!(1, another_community_num_deleted); // Should be none found, since the creator was deleted let after_delete = CommunityAggregates::read(&conn, inserted_community.id); assert!(after_delete.is_err()); } }