crates/db_schema/src/aggregates/site_aggregates.rs

   1 use crate::schema::site_aggregates;
   2 use diesel::{result::Error, *};
   3 use serde::{Deserialize, Serialize};
   4
   5 #[derive(
   6   Queryable, Associations, Identifiable, PartialEq, Debug, Serialize, Deserialize, Clone,
   7 )]
   8 #[table_name = "site_aggregates"]
   9 pub struct SiteAggregates {
  10   pub id: i32,
  11   pub site_id: i32,
  12   pub users: i64,
  13   pub posts: i64,
  14   pub comments: i64,
  15   pub communities: i64,
  16   pub users_active_day: i64,
  17   pub users_active_week: i64,
  18   pub users_active_month: i64,
  19   pub users_active_half_year: i64,
  20 }
  21
  22 impl SiteAggregates {
  23   pub fn read(conn: &PgConnection) -> Result<Self, Error> {
  24     site_aggregates::table.first::<Self>(conn)
  25   }
  26 }
  27
  28 #[cfg(test)]
  29 mod tests {
  30   use crate::{
  31     aggregates::site_aggregates::SiteAggregates,
  32     establish_unpooled_connection,
  33     source::{
  34       comment::{Comment, CommentForm},
  35       community::{Community, CommunityForm},
  36       person::{Person, PersonForm},
  37       post::{Post, PostForm},
  38       site::{Site, SiteForm},
  39     },
  40     traits::Crud,
  41   };
  42   use serial_test::serial;
  43
  44   #[test]
  45   #[serial]
  46   fn test_crud() {
  47     let conn = establish_unpooled_connection();
  48
  49     let new_person = PersonForm {
  50       name: "thommy_site_agg".into(),
  51       ..PersonForm::default()
  52     };
  53
  54     let inserted_person = Person::create(&conn, &new_person).unwrap();
  55
  56     let site_form = SiteForm {
  57       name: "test_site".into(),
  58       ..Default::default()
  59     };
  60
  61     Site::create(&conn, &site_form).unwrap();
  62
  63     let new_community = CommunityForm {
  64       name: "TIL_site_agg".into(),
  65       title: "nada".to_owned(),
  66       ..CommunityForm::default()
  67     };
  68
  69     let inserted_community = Community::create(&conn, &new_community).unwrap();
  70
  71     let new_post = PostForm {
  72       name: "A test post".into(),
  73       creator_id: inserted_person.id,
  74       community_id: inserted_community.id,
  75       ..PostForm::default()
  76     };
  77
  78     // Insert two of those posts
  79     let inserted_post = Post::create(&conn, &new_post).unwrap();
  80     let _inserted_post_again = Post::create(&conn, &new_post).unwrap();
  81
  82     let comment_form = CommentForm {
  83       content: "A test comment".into(),
  84       creator_id: inserted_person.id,
  85       post_id: inserted_post.id,
  86       ..CommentForm::default()
  87     };
  88
  89     // Insert two of those comments
  90     let inserted_comment = Comment::create(&conn, &comment_form).unwrap();
  91
  92     let child_comment_form = CommentForm {
  93       content: "A test comment".into(),
  94       creator_id: inserted_person.id,
  95       post_id: inserted_post.id,
  96       parent_id: Some(inserted_comment.id),
  97       ..CommentForm::default()
  98     };
  99
 100     let _inserted_child_comment = Comment::create(&conn, &child_comment_form).unwrap();
 101
 102     let site_aggregates_before_delete = SiteAggregates::read(&conn).unwrap();
 103
 104     assert_eq!(1, site_aggregates_before_delete.users);
 105     assert_eq!(1, site_aggregates_before_delete.communities);
 106     assert_eq!(2, site_aggregates_before_delete.posts);
 107     assert_eq!(2, site_aggregates_before_delete.comments);
 108
 109     // Try a post delete
 110     Post::delete(&conn, inserted_post.id).unwrap();
 111     let site_aggregates_after_post_delete = SiteAggregates::read(&conn).unwrap();
 112     assert_eq!(1, site_aggregates_after_post_delete.posts);
 113     assert_eq!(0, site_aggregates_after_post_delete.comments);
 114
 115     // This shouuld delete all the associated rows, and fire triggers
 116     let person_num_deleted = Person::delete(&conn, inserted_person.id).unwrap();
 117     assert_eq!(1, person_num_deleted);
 118
 119     // Delete the community
 120     let community_num_deleted = Community::delete(&conn, inserted_community.id).unwrap();
 121     assert_eq!(1, community_num_deleted);
 122
 123     // Site should still exist, it can without a site creator.
 124     let after_delete_creator = SiteAggregates::read(&conn);
 125     assert!(after_delete_creator.is_ok());
 126
 127     let site_id = after_delete_creator.unwrap().id;
 128     Site::delete(&conn, site_id).unwrap();
 129     let after_delete_site = SiteAggregates::read(&conn);
 130     assert!(after_delete_site.is_err());
 131   }
 132 }