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//! Tests that fields attributed with `#[default]` are initialized with `Default::default()`.
use salsa::Durability;
use test_log::test;
#[salsa::input]
struct MyInput {
required: bool,
#[default]
optional: usize,
}
#[test]
fn new_constructor() {
let db = salsa::DatabaseImpl::new();
let input = MyInput::new(&db, true);
assert!(input.required(&db));
assert_eq!(input.optional(&db), 0);
}
#[test]
fn builder_specify_optional() {
let db = salsa::DatabaseImpl::new();
let input = MyInput::builder(true).optional(20).new(&db);
assert!(input.required(&db));
assert_eq!(input.optional(&db), 20);
}
#[test]
fn builder_default_optional_value() {
let db = salsa::DatabaseImpl::new();
let input = MyInput::builder(true)
.required_durability(Durability::HIGH)
.new(&db);
assert!(input.required(&db));
assert_eq!(input.optional(&db), 0);
}
|
