You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

247 lines
7.0 KiB

use diesel::{result::Error, *};
use lemmy_db_schema::schema::post_aggregates;
use serde::Serialize;
#[derive(Queryable, Associations, Identifiable, PartialEq, Debug, Serialize, Clone)]
#[table_name = "post_aggregates"]
pub struct PostAggregates {
pub id: i32,
pub post_id: i32,
pub comments: i64,
pub score: i64,
pub upvotes: i64,
pub downvotes: i64,
pub stickied: bool,
pub published: chrono::NaiveDateTime,
pub newest_comment_time_necro: chrono::NaiveDateTime, // A newest comment time, limited to 2 days, to prevent necrobumping
pub newest_comment_time: chrono::NaiveDateTime,
}
impl PostAggregates {
pub fn read(conn: &PgConnection, post_id: i32) -> Result<Self, Error> {
post_aggregates::table
.filter(post_aggregates::post_id.eq(post_id))
.first::<Self>(conn)
}
}
#[cfg(test)]
mod tests {
use crate::{
aggregates::post_aggregates::PostAggregates,
establish_unpooled_connection,
Crud,
Likeable,
ListingType,
SortType,
};
use lemmy_db_schema::source::{
comment::{Comment, CommentForm},
community::{Community, CommunityForm},
post::{Post, PostForm, PostLike, PostLikeForm},
user::{UserForm, User_},
};
#[test]
fn test_crud() {
let conn = establish_unpooled_connection();
let new_user = UserForm {
name: "thommy_community_agg".into(),
preferred_username: None,
password_encrypted: "nope".into(),
email: None,
matrix_user_id: None,
avatar: None,
banner: None,
admin: false,
banned: Some(false),
published: None,
updated: None,
show_nsfw: false,
theme: "browser".into(),
default_sort_type: SortType::Hot as i16,
default_listing_type: ListingType::Subscribed as i16,
lang: "browser".into(),
show_avatars: true,
send_notifications_to_email: false,
actor_id: None,
bio: None,
local: true,
private_key: None,
public_key: None,
last_refreshed_at: None,
inbox_url: None,
shared_inbox_url: None,
};
let inserted_user = User_::create(&conn, &new_user).unwrap();
let another_user = UserForm {
name: "jerry_community_agg".into(),
preferred_username: None,
password_encrypted: "nope".into(),
email: None,
matrix_user_id: None,
avatar: None,
banner: None,
admin: false,
banned: Some(false),
published: None,
updated: None,
show_nsfw: false,
theme: "browser".into(),
default_sort_type: SortType::Hot as i16,
default_listing_type: ListingType::Subscribed as i16,
lang: "browser".into(),
show_avatars: true,
send_notifications_to_email: false,
actor_id: None,
bio: None,
local: true,
private_key: None,
public_key: None,
last_refreshed_at: None,
inbox_url: None,
shared_inbox_url: None,
};
let another_inserted_user = User_::create(&conn, &another_user).unwrap();
let new_community = CommunityForm {
name: "TIL_community_agg".into(),
creator_id: inserted_user.id,
title: "nada".to_owned(),
description: None,
category_id: 1,
nsfw: false,
removed: None,
deleted: None,
updated: None,
actor_id: None,
local: true,
private_key: None,
public_key: None,
last_refreshed_at: None,
published: None,
icon: None,
banner: None,
followers_url: None,
inbox_url: None,
shared_inbox_url: None,
};
let inserted_community = Community::create(&conn, &new_community).unwrap();
let new_post = PostForm {
name: "A test post".into(),
url: None,
body: None,
creator_id: inserted_user.id,
community_id: inserted_community.id,
removed: None,
deleted: None,
locked: None,
stickied: None,
nsfw: false,
updated: None,
embed_title: None,
embed_description: None,
embed_html: None,
thumbnail_url: None,
ap_id: None,
local: true,
published: None,
};
let inserted_post = Post::create(&conn, &new_post).unwrap();
let comment_form = CommentForm {
content: "A test comment".into(),
creator_id: inserted_user.id,
post_id: inserted_post.id,
removed: None,
deleted: None,
read: None,
parent_id: None,
published: None,
updated: None,
ap_id: None,
local: true,
};
let inserted_comment = Comment::create(&conn, &comment_form).unwrap();
let child_comment_form = CommentForm {
content: "A test comment".into(),
creator_id: inserted_user.id,
post_id: inserted_post.id,
removed: None,
deleted: None,
read: None,
parent_id: Some(inserted_comment.id),
published: None,
updated: None,
ap_id: None,
local: true,
};
let _inserted_child_comment = Comment::create(&conn, &child_comment_form).unwrap();
let post_like = PostLikeForm {
post_id: inserted_post.id,
user_id: inserted_user.id,
score: 1,
};
PostLike::like(&conn, &post_like).unwrap();
let post_aggs_before_delete = PostAggregates::read(&conn, inserted_post.id).unwrap();
assert_eq!(2, post_aggs_before_delete.comments);
assert_eq!(1, post_aggs_before_delete.score);
assert_eq!(1, post_aggs_before_delete.upvotes);
assert_eq!(0, post_aggs_before_delete.downvotes);
// Add a post dislike from the other user
let post_dislike = PostLikeForm {
post_id: inserted_post.id,
user_id: another_inserted_user.id,
score: -1,
};
PostLike::like(&conn, &post_dislike).unwrap();
let post_aggs_after_dislike = PostAggregates::read(&conn, inserted_post.id).unwrap();
assert_eq!(2, post_aggs_after_dislike.comments);
assert_eq!(0, post_aggs_after_dislike.score);
assert_eq!(1, post_aggs_after_dislike.upvotes);
assert_eq!(1, post_aggs_after_dislike.downvotes);
// Remove the parent comment
Comment::delete(&conn, inserted_comment.id).unwrap();
let after_comment_delete = PostAggregates::read(&conn, inserted_post.id).unwrap();
assert_eq!(0, after_comment_delete.comments);
assert_eq!(0, after_comment_delete.score);
assert_eq!(1, after_comment_delete.upvotes);
assert_eq!(1, after_comment_delete.downvotes);
// Remove the first post like
PostLike::remove(&conn, inserted_user.id, inserted_post.id).unwrap();
let after_like_remove = PostAggregates::read(&conn, inserted_post.id).unwrap();
assert_eq!(0, after_like_remove.comments);
assert_eq!(-1, after_like_remove.score);
assert_eq!(0, after_like_remove.upvotes);
assert_eq!(1, after_like_remove.downvotes);
// This should delete all the associated rows, and fire triggers
User_::delete(&conn, another_inserted_user.id).unwrap();
let user_num_deleted = User_::delete(&conn, inserted_user.id).unwrap();
assert_eq!(1, user_num_deleted);
// Should be none found, since the creator was deleted
let after_delete = PostAggregates::read(&conn, inserted_post.id);
assert!(after_delete.is_err());
}
}