crates/db_queries/src/aggregates/person_aggregates.rs

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