salsa/tests/is_send_sync.rs

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//! Test that a setting a field on a `#[salsa::input]`
//! overwrites and returns the old value.
use test_log::test;
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#[salsa::db]
trait Db: salsa::Database {}
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#[salsa::db]
#[derive(Default)]
struct Database {
storage: salsa::Storage<Self>,
}
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#[salsa::db]
impl salsa::Database for Database {}
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#[salsa::db]
impl Db for Database {}
#[salsa::input]
struct MyInput {
field: String,
}
#[salsa::tracked]
struct MyTracked<'db> {
field: MyInterned<'db>,
}
#[salsa::interned]
struct MyInterned<'db> {
field: String,
}
#[salsa::tracked]
fn test(db: &dyn crate::Db, input: MyInput) {
let input = is_send_sync(input);
let interned = is_send_sync(MyInterned::new(db, input.field(db).clone()));
let _tracked_struct = is_send_sync(MyTracked::new(db, interned));
}
fn is_send_sync<T: Send + Sync>(t: T) -> T {
t
}
#[test]
fn execute() {
let db = Database::default();
let input = MyInput::new(&db, "Hello".to_string());
test(&db, input);
}