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use expect_test::expect;
use query_group_macro::query_group;
mod logger_db;
use logger_db::LoggerDb;
#[query_group]
pub trait HelloWorldDatabase: salsa::Database {
// input
// // input with no params
#[salsa::input]
fn input_string(&self) -> String;
// unadorned query
#[salsa::invoke_interned(length_query)]
fn length_query(&self, key: ()) -> usize;
// unadorned query
fn length_query_with_no_params(&self) -> usize;
// renamed/invoke query
#[salsa::invoke_interned(invoke_length_query_actual)]
fn invoke_length_query(&self, key: ()) -> usize;
// not a query. should not invoked
#[salsa::transparent]
fn transparent_length(&self, key: ()) -> usize;
#[salsa::transparent]
#[salsa::invoke_interned(transparent_and_invoke_length_actual)]
fn transparent_and_invoke_length(&self, key: ()) -> usize;
}
fn length_query(db: &dyn HelloWorldDatabase, _key: ()) -> usize {
db.input_string().len()
}
fn length_query_with_no_params(db: &dyn HelloWorldDatabase) -> usize {
db.input_string().len()
}
fn invoke_length_query_actual(db: &dyn HelloWorldDatabase, _key: ()) -> usize {
db.input_string().len()
}
fn transparent_length(db: &dyn HelloWorldDatabase, _key: ()) -> usize {
db.input_string().len()
}
fn transparent_and_invoke_length_actual(db: &dyn HelloWorldDatabase, _key: ()) -> usize {
db.input_string().len()
}
#[test]
fn unadorned_query() {
let mut db = LoggerDb::default();
db.set_input_string(String::from("Hello, world!"));
let len = db.length_query(());
assert_eq!(len, 13);
db.assert_logs(expect![[r#"
[
"salsa_event(WillCheckCancellation)",
"salsa_event(WillExecute { database_key: create_data_HelloWorldDatabase(Id(0)) })",
"salsa_event(WillCheckCancellation)",
"salsa_event(DidValidateMemoizedValue { database_key: create_data_HelloWorldDatabase(Id(0)) })",
"salsa_event(WillCheckCancellation)",
"salsa_event(WillExecute { database_key: length_query_shim(Id(800)) })",
"salsa_event(WillCheckCancellation)",
]"#]]);
}
#[test]
fn invoke_query() {
let mut db = LoggerDb::default();
db.set_input_string(String::from("Hello, world!"));
let len = db.invoke_length_query(());
assert_eq!(len, 13);
db.assert_logs(expect![[r#"
[
"salsa_event(WillCheckCancellation)",
"salsa_event(WillExecute { database_key: create_data_HelloWorldDatabase(Id(0)) })",
"salsa_event(WillCheckCancellation)",
"salsa_event(DidValidateMemoizedValue { database_key: create_data_HelloWorldDatabase(Id(0)) })",
"salsa_event(WillCheckCancellation)",
"salsa_event(WillExecute { database_key: invoke_length_query_shim(Id(800)) })",
"salsa_event(WillCheckCancellation)",
]"#]]);
}
#[test]
fn transparent() {
let mut db = LoggerDb::default();
db.set_input_string(String::from("Hello, world!"));
let len = db.transparent_length(());
assert_eq!(len, 13);
db.assert_logs(expect![[r#"
[
"salsa_event(WillCheckCancellation)",
"salsa_event(WillExecute { database_key: create_data_HelloWorldDatabase(Id(0)) })",
"salsa_event(WillCheckCancellation)",
"salsa_event(DidValidateMemoizedValue { database_key: create_data_HelloWorldDatabase(Id(0)) })",
]"#]]);
}
#[test]
fn transparent_invoke() {
let mut db = LoggerDb::default();
db.set_input_string(String::from("Hello, world!"));
let len = db.transparent_and_invoke_length(());
assert_eq!(len, 13);
db.assert_logs(expect![[r#"
[
"salsa_event(WillCheckCancellation)",
"salsa_event(WillExecute { database_key: create_data_HelloWorldDatabase(Id(0)) })",
"salsa_event(WillCheckCancellation)",
"salsa_event(DidValidateMemoizedValue { database_key: create_data_HelloWorldDatabase(Id(0)) })",
"salsa_event(WillCheckCancellation)",
"salsa_event(WillExecute { database_key: transparent_and_invoke_length_shim(Id(800)) })",
"salsa_event(WillCheckCancellation)",
]"#]]);
}
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