sea-orm/tests/self_join_tests.rs
2023-10-12 13:52:05 +01:00

134 lines
3.4 KiB
Rust

pub mod common;
pub use common::{features::*, setup::*, TestContext};
use pretty_assertions::assert_eq;
use sea_orm::{entity::prelude::*, query::*, DbBackend, IntoActiveModel, QueryOrder};
#[sea_orm_macros::test]
#[cfg(any(
feature = "sqlx-mysql",
feature = "sqlx-sqlite",
feature = "sqlx-postgres"
))]
async fn main() -> Result<(), DbErr> {
let ctx = TestContext::new("self_join_tests").await;
create_tables(&ctx.db).await?;
create_metadata(&ctx.db).await?;
ctx.delete().await;
find_linked_001();
find_also_linked_001();
Ok(())
}
pub async fn create_metadata(db: &DatabaseConnection) -> Result<(), DbErr> {
let model = self_join::Model {
uuid: Uuid::new_v4(),
uuid_ref: None,
time: Some(Time::from_hms_opt(1, 00, 00).unwrap()),
};
model.clone().into_active_model().insert(db).await?;
let linked_model = self_join::Model {
uuid: Uuid::new_v4(),
uuid_ref: Some(model.clone().uuid),
time: Some(Time::from_hms_opt(2, 00, 00).unwrap()),
};
linked_model.clone().into_active_model().insert(db).await?;
let not_linked_model = self_join::Model {
uuid: Uuid::new_v4(),
uuid_ref: None,
time: Some(Time::from_hms_opt(3, 00, 00).unwrap()),
};
not_linked_model
.clone()
.into_active_model()
.insert(db)
.await?;
assert_eq!(
model
.find_linked(self_join::SelfReferencingLink)
.all(db)
.await?,
[]
);
assert_eq!(
linked_model
.find_linked(self_join::SelfReferencingLink)
.all(db)
.await?,
[model.clone()]
);
assert_eq!(
not_linked_model
.find_linked(self_join::SelfReferencingLink)
.all(db)
.await?,
[]
);
assert_eq!(
self_join::Entity::find()
.find_also_linked(self_join::SelfReferencingLink)
.order_by_asc(self_join::Column::Time)
.all(db)
.await?,
[
(model.clone(), None),
(linked_model, Some(model)),
(not_linked_model, None),
]
);
Ok(())
}
fn find_linked_001() {
use self_join::*;
let self_join_model = Model {
uuid: Uuid::default(),
uuid_ref: None,
time: None,
};
assert_eq!(
self_join_model
.find_linked(SelfReferencingLink)
.build(DbBackend::MySql)
.to_string(),
[
r#"SELECT `self_join`.`uuid`, `self_join`.`uuid_ref`, `self_join`.`time`"#,
r#"FROM `self_join`"#,
r#"INNER JOIN `self_join` AS `r0` ON `r0`.`uuid_ref` = `self_join`.`uuid`"#,
r#"WHERE `r0`.`uuid` = '00000000-0000-0000-0000-000000000000'"#,
]
.join(" ")
);
}
fn find_also_linked_001() {
use self_join::*;
assert_eq!(
Entity::find()
.find_also_linked(SelfReferencingLink)
.build(DbBackend::MySql)
.to_string(),
[
r#"SELECT `self_join`.`uuid` AS `A_uuid`, `self_join`.`uuid_ref` AS `A_uuid_ref`, `self_join`.`time` AS `A_time`,"#,
r#"`r0`.`uuid` AS `B_uuid`, `r0`.`uuid_ref` AS `B_uuid_ref`, `r0`.`time` AS `B_time`"#,
r#"FROM `self_join`"#,
r#"LEFT JOIN `self_join` AS `r0` ON `self_join`.`uuid_ref` = `r0`.`uuid`"#,
]
.join(" ")
);
}