crates/db_queries/src/aggregates/person_aggregates.rs

   1 use diesel::{result::Error, *};
   2 use lemmy_db_schema::{schema::person_aggregates, PersonId};
   3 use serde::Serialize;
   4
   5 #[derive(Queryable, Associations, Identifiable, PartialEq, Debug, Serialize, Clone)]
   6 #[table_name = "person_aggregates"]
   7 pub struct PersonAggregates {
   8   pub id: i32,
   9   pub person_id: PersonId,
  10   pub post_count: i64,
  11   pub post_score: i64,
  12   pub comment_count: i64,
  13   pub comment_score: i64,
  14 }
  15
  16 impl PersonAggregates {
  17   pub fn read(conn: &PgConnection, person_id: PersonId) -> Result<Self, Error> {
  18     person_aggregates::table
  19       .filter(person_aggregates::person_id.eq(person_id))
  20       .first::<Self>(conn)
  21   }
  22 }
  23
  24 #[cfg(test)]
  25 mod tests {
  26   use crate::{
  27     aggregates::person_aggregates::PersonAggregates,
  28     establish_unpooled_connection,
  29     Crud,
  30     Likeable,
  31   };
  32   use lemmy_db_schema::source::{
  33     comment::{Comment, CommentForm, CommentLike, CommentLikeForm},
  34     community::{Community, CommunityForm},
  35     person::{Person, PersonForm},
  36     post::{Post, PostForm, PostLike, PostLikeForm},
  37   };
  38   use serial_test::serial;
  39
  40   #[test]
  41   #[serial]
  42   fn test_crud() {
  43     let conn = establish_unpooled_connection();
  44
  45     let new_person = PersonForm {
  46       name: "thommy_user_agg".into(),
  47       preferred_username: None,
  48       avatar: None,
  49       banner: None,
  50       banned: None,
  51       deleted: None,
  52       published: None,
  53       updated: None,
  54       actor_id: None,
  55       bio: None,
  56       local: None,
  57       private_key: None,
  58       public_key: None,
  59       last_refreshed_at: None,
  60       inbox_url: None,
  61       shared_inbox_url: None,
  62       matrix_user_id: None,
  63     };
  64
  65     let inserted_person = Person::create(&conn, &new_person).unwrap();
  66
  67     let another_person = PersonForm {
  68       name: "jerry_user_agg".into(),
  69       preferred_username: None,
  70       avatar: None,
  71       banner: None,
  72       banned: None,
  73       deleted: None,
  74       published: None,
  75       updated: None,
  76       actor_id: None,
  77       bio: None,
  78       local: None,
  79       private_key: None,
  80       public_key: None,
  81       last_refreshed_at: None,
  82       inbox_url: None,
  83       shared_inbox_url: None,
  84       matrix_user_id: None,
  85     };
  86
  87     let another_inserted_person = Person::create(&conn, &another_person).unwrap();
  88
  89     let new_community = CommunityForm {
  90       name: "TIL_site_agg".into(),
  91       creator_id: inserted_person.id,
  92       title: "nada".to_owned(),
  93       description: None,
  94       nsfw: false,
  95       removed: None,
  96       deleted: None,
  97       updated: None,
  98       actor_id: None,
  99       local: true,
 100       private_key: None,
 101       public_key: None,
 102       last_refreshed_at: None,
 103       published: None,
 104       icon: None,
 105       banner: None,
 106       followers_url: None,
 107       inbox_url: None,
 108       shared_inbox_url: None,
 109     };
 110
 111     let inserted_community = Community::create(&conn, &new_community).unwrap();
 112
 113     let new_post = PostForm {
 114       name: "A test post".into(),
 115       url: None,
 116       body: None,
 117       creator_id: inserted_person.id,
 118       community_id: inserted_community.id,
 119       removed: None,
 120       deleted: None,
 121       locked: None,
 122       stickied: None,
 123       nsfw: false,
 124       updated: None,
 125       embed_title: None,
 126       embed_description: None,
 127       embed_html: None,
 128       thumbnail_url: None,
 129       ap_id: None,
 130       local: true,
 131       published: None,
 132     };
 133
 134     let inserted_post = Post::create(&conn, &new_post).unwrap();
 135
 136     let post_like = PostLikeForm {
 137       post_id: inserted_post.id,
 138       person_id: inserted_person.id,
 139       score: 1,
 140     };
 141
 142     let _inserted_post_like = PostLike::like(&conn, &post_like).unwrap();
 143
 144     let comment_form = CommentForm {
 145       content: "A test comment".into(),
 146       creator_id: inserted_person.id,
 147       post_id: inserted_post.id,
 148       removed: None,
 149       deleted: None,
 150       read: None,
 151       parent_id: None,
 152       published: None,
 153       updated: None,
 154       ap_id: None,
 155       local: true,
 156     };
 157
 158     let inserted_comment = Comment::create(&conn, &comment_form).unwrap();
 159
 160     let mut comment_like = CommentLikeForm {
 161       comment_id: inserted_comment.id,
 162       person_id: inserted_person.id,
 163       post_id: inserted_post.id,
 164       score: 1,
 165     };
 166
 167     let _inserted_comment_like = CommentLike::like(&conn, &comment_like).unwrap();
 168
 169     let mut child_comment_form = CommentForm {
 170       content: "A test comment".into(),
 171       creator_id: inserted_person.id,
 172       post_id: inserted_post.id,
 173       removed: None,
 174       deleted: None,
 175       read: None,
 176       parent_id: Some(inserted_comment.id),
 177       published: None,
 178       updated: None,
 179       ap_id: None,
 180       local: true,
 181     };
 182
 183     let inserted_child_comment = Comment::create(&conn, &child_comment_form).unwrap();
 184
 185     let child_comment_like = CommentLikeForm {
 186       comment_id: inserted_child_comment.id,
 187       person_id: another_inserted_person.id,
 188       post_id: inserted_post.id,
 189       score: 1,
 190     };
 191
 192     let _inserted_child_comment_like = CommentLike::like(&conn, &child_comment_like).unwrap();
 193
 194     let person_aggregates_before_delete =
 195       PersonAggregates::read(&conn, inserted_person.id).unwrap();
 196
 197     assert_eq!(1, person_aggregates_before_delete.post_count);
 198     assert_eq!(1, person_aggregates_before_delete.post_score);
 199     assert_eq!(2, person_aggregates_before_delete.comment_count);
 200     assert_eq!(2, person_aggregates_before_delete.comment_score);
 201
 202     // Remove a post like
 203     PostLike::remove(&conn, inserted_person.id, inserted_post.id).unwrap();
 204     let after_post_like_remove = PersonAggregates::read(&conn, inserted_person.id).unwrap();
 205     assert_eq!(0, after_post_like_remove.post_score);
 206
 207     // Remove a parent comment (the scores should also be removed)
 208     Comment::delete(&conn, inserted_comment.id).unwrap();
 209     let after_parent_comment_delete = PersonAggregates::read(&conn, inserted_person.id).unwrap();
 210     assert_eq!(0, after_parent_comment_delete.comment_count);
 211     assert_eq!(0, after_parent_comment_delete.comment_score);
 212
 213     // Add in the two comments again, then delete the post.
 214     let new_parent_comment = Comment::create(&conn, &comment_form).unwrap();
 215     child_comment_form.parent_id = Some(new_parent_comment.id);
 216     Comment::create(&conn, &child_comment_form).unwrap();
 217     comment_like.comment_id = new_parent_comment.id;
 218     CommentLike::like(&conn, &comment_like).unwrap();
 219     let after_comment_add = PersonAggregates::read(&conn, inserted_person.id).unwrap();
 220     assert_eq!(2, after_comment_add.comment_count);
 221     assert_eq!(1, after_comment_add.comment_score);
 222
 223     Post::delete(&conn, inserted_post.id).unwrap();
 224     let after_post_delete = PersonAggregates::read(&conn, inserted_person.id).unwrap();
 225     assert_eq!(0, after_post_delete.comment_score);
 226     assert_eq!(0, after_post_delete.comment_count);
 227     assert_eq!(0, after_post_delete.post_score);
 228     assert_eq!(0, after_post_delete.post_count);
 229
 230     // This should delete all the associated rows, and fire triggers
 231     let person_num_deleted = Person::delete(&conn, inserted_person.id).unwrap();
 232     assert_eq!(1, person_num_deleted);
 233     Person::delete(&conn, another_inserted_person.id).unwrap();
 234
 235     // Should be none found
 236     let after_delete = PersonAggregates::read(&conn, inserted_person.id);
 237     assert!(after_delete.is_err());
 238   }
 239 }