lemmy/crates/db_schema/src/aggregates/person_aggregates.rs

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use crate::{aggregates::structs::PersonAggregates, newtypes::PersonId, schema::person_aggregates};
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use diesel::{result::Error, *};
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impl PersonAggregates {
pub fn read(conn: &mut PgConnection, person_id: PersonId) -> Result<Self, Error> {
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person_aggregates::table
.filter(person_aggregates::person_id.eq(person_id))
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.first::<Self>(conn)
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}
}
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#[cfg(test)]
mod tests {
use crate::{
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aggregates::person_aggregates::PersonAggregates,
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source::{
comment::{Comment, CommentForm, CommentLike, CommentLikeForm},
community::{Community, CommunityForm},
person::{Person, PersonForm},
post::{Post, PostForm, PostLike, PostLikeForm},
},
traits::{Crud, Likeable},
utils::establish_unpooled_connection,
};
use serial_test::serial;
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#[test]
#[serial]
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fn test_crud() {
let conn = &mut establish_unpooled_connection();
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let new_person = PersonForm {
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name: "thommy_user_agg".into(),
public_key: Some("pubkey".to_string()),
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..PersonForm::default()
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};
let inserted_person = Person::create(conn, &new_person).unwrap();
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let another_person = PersonForm {
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name: "jerry_user_agg".into(),
public_key: Some("pubkey".to_string()),
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..PersonForm::default()
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};
let another_inserted_person = Person::create(conn, &another_person).unwrap();
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let new_community = CommunityForm {
name: "TIL_site_agg".into(),
title: "nada".to_owned(),
public_key: Some("pubkey".to_string()),
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..CommunityForm::default()
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};
let inserted_community = Community::create(conn, &new_community).unwrap();
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let new_post = PostForm {
name: "A test post".into(),
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creator_id: inserted_person.id,
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community_id: inserted_community.id,
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..PostForm::default()
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};
let inserted_post = Post::create(conn, &new_post).unwrap();
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let post_like = PostLikeForm {
post_id: inserted_post.id,
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person_id: inserted_person.id,
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score: 1,
};
let _inserted_post_like = PostLike::like(conn, &post_like).unwrap();
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let comment_form = CommentForm {
content: "A test comment".into(),
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creator_id: inserted_person.id,
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post_id: inserted_post.id,
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..CommentForm::default()
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};
let inserted_comment = Comment::create(conn, &comment_form, None).unwrap();
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let mut comment_like = CommentLikeForm {
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comment_id: inserted_comment.id,
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person_id: inserted_person.id,
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post_id: inserted_post.id,
score: 1,
};
let _inserted_comment_like = CommentLike::like(conn, &comment_like).unwrap();
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let child_comment_form = CommentForm {
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content: "A test comment".into(),
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creator_id: inserted_person.id,
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post_id: inserted_post.id,
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..CommentForm::default()
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};
let inserted_child_comment =
Comment::create(conn, &child_comment_form, Some(&inserted_comment.path)).unwrap();
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let child_comment_like = CommentLikeForm {
comment_id: inserted_child_comment.id,
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person_id: another_inserted_person.id,
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post_id: inserted_post.id,
score: 1,
};
let _inserted_child_comment_like = CommentLike::like(conn, &child_comment_like).unwrap();
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let person_aggregates_before_delete = PersonAggregates::read(conn, inserted_person.id).unwrap();
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assert_eq!(1, person_aggregates_before_delete.post_count);
assert_eq!(1, person_aggregates_before_delete.post_score);
assert_eq!(2, person_aggregates_before_delete.comment_count);
assert_eq!(2, person_aggregates_before_delete.comment_score);
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// Remove a post like
PostLike::remove(conn, inserted_person.id, inserted_post.id).unwrap();
let after_post_like_remove = PersonAggregates::read(conn, inserted_person.id).unwrap();
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assert_eq!(0, after_post_like_remove.post_score);
// Remove a parent comment (the scores should also be removed)
Comment::delete(conn, inserted_comment.id).unwrap();
Comment::delete(conn, inserted_child_comment.id).unwrap();
let after_parent_comment_delete = PersonAggregates::read(conn, inserted_person.id).unwrap();
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assert_eq!(0, after_parent_comment_delete.comment_count);
assert_eq!(0, after_parent_comment_delete.comment_score);
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// Add in the two comments again, then delete the post.
let new_parent_comment = Comment::create(conn, &comment_form, None).unwrap();
let _new_child_comment =
Comment::create(conn, &child_comment_form, Some(&new_parent_comment.path)).unwrap();
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comment_like.comment_id = new_parent_comment.id;
CommentLike::like(conn, &comment_like).unwrap();
let after_comment_add = PersonAggregates::read(conn, inserted_person.id).unwrap();
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assert_eq!(2, after_comment_add.comment_count);
assert_eq!(1, after_comment_add.comment_score);
Post::delete(conn, inserted_post.id).unwrap();
let after_post_delete = PersonAggregates::read(conn, inserted_person.id).unwrap();
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assert_eq!(0, after_post_delete.comment_score);
assert_eq!(0, after_post_delete.comment_count);
assert_eq!(0, after_post_delete.post_score);
assert_eq!(0, after_post_delete.post_count);
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// This should delete all the associated rows, and fire triggers
let person_num_deleted = Person::delete(conn, inserted_person.id).unwrap();
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assert_eq!(1, person_num_deleted);
Person::delete(conn, another_inserted_person.id).unwrap();
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// Delete the community
let community_num_deleted = Community::delete(conn, inserted_community.id).unwrap();
assert_eq!(1, community_num_deleted);
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// Should be none found
let after_delete = PersonAggregates::read(conn, inserted_person.id);
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assert!(after_delete.is_err());
}
}