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Diffstat (limited to 'crates/query-group-macro/tests/multiple_dbs.rs')
| -rw-r--r-- | crates/query-group-macro/tests/multiple_dbs.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/crates/query-group-macro/tests/multiple_dbs.rs b/crates/query-group-macro/tests/multiple_dbs.rs new file mode 100644 index 0000000000..f36e7fdbeb --- /dev/null +++ b/crates/query-group-macro/tests/multiple_dbs.rs @@ -0,0 +1,25 @@ +use query_group_macro::query_group; + +#[query_group] +pub trait DatabaseOne: salsa::Database { + #[salsa::input] + fn input_string(&self) -> String; + + // unadorned query + #[salsa::invoke_interned(length)] + fn length(&self, key: ()) -> usize; +} + +#[query_group] +pub trait DatabaseTwo: DatabaseOne { + #[salsa::invoke_interned(second_length)] + fn second_length(&self, key: ()) -> usize; +} + +fn length(db: &dyn DatabaseOne, _key: ()) -> usize { + db.input_string().len() +} + +fn second_length(db: &dyn DatabaseTwo, _key: ()) -> usize { + db.input_string().len() +} |