From 93d77e9b22c38a3587f3b7d5c3c6d517b66f3314 Mon Sep 17 00:00:00 2001 From: Aleksey Kladov Date: Sun, 7 Oct 2018 11:32:21 +0300 Subject: remove our own copy of salsa salsa-rs/salsa is faster and more type safe --- crates/salsa/tests/integration.rs | 170 -------------------------------------- 1 file changed, 170 deletions(-) delete mode 100644 crates/salsa/tests/integration.rs (limited to 'crates/salsa/tests') diff --git a/crates/salsa/tests/integration.rs b/crates/salsa/tests/integration.rs deleted file mode 100644 index aed9219be..000000000 --- a/crates/salsa/tests/integration.rs +++ /dev/null @@ -1,170 +0,0 @@ -extern crate salsa; -use std::{ - iter::once, - sync::Arc, - collections::hash_map::{HashMap, DefaultHasher}, - any::Any, - hash::{Hash, Hasher}, -}; - -type State = HashMap; -type Data = Arc; -const GET_TEXT: salsa::QueryTypeId = salsa::QueryTypeId(1); -const GET_FILES: salsa::QueryTypeId = salsa::QueryTypeId(2); -const FILE_NEWLINES: salsa::QueryTypeId = salsa::QueryTypeId(3); -const TOTAL_NEWLINES: salsa::QueryTypeId = salsa::QueryTypeId(4); - -fn mk_ground_query( - state: &State, - params: &Data, - f: fn(&State, &T) -> R, -) -> (Data, salsa::OutputFingerprint) -where - T: 'static, - R: Hash + Send + Sync + 'static, -{ - let params = params.downcast_ref().unwrap(); - let result = f(state, params); - let fingerprint = o_print(&result); - (Arc::new(result), fingerprint) -} - -fn get(db: &salsa::Db, query_type: salsa::QueryTypeId, param: T) -> (Arc, Vec) -where - T: Hash + Send + Sync + 'static, - R: Send + Sync + 'static, -{ - let i_print = i_print(¶m); - let param = Arc::new(param); - let (res, trace) = db.get(salsa::QueryId(query_type, i_print), param); - (res.downcast().unwrap(), trace) -} - -struct QueryCtx<'a>(&'a salsa::QueryCtx); - -impl<'a> QueryCtx<'a> { - fn get_text(&self, id: u32) -> Arc { - let i_print = i_print(&id); - let text = self.0.get(salsa::QueryId(GET_TEXT, i_print), Arc::new(id)); - text.downcast().unwrap() - } - fn get_files(&self) -> Arc> { - let i_print = i_print(&()); - let files = self.0.get(salsa::QueryId(GET_FILES, i_print), Arc::new(())); - let res = files.downcast().unwrap(); - res - } - fn get_n_lines(&self, id: u32) -> usize { - let i_print = i_print(&id); - let n_lines = self.0.get(salsa::QueryId(FILE_NEWLINES, i_print), Arc::new(id)); - *n_lines.downcast().unwrap() - } -} - -fn mk_query( - query_ctx: &salsa::QueryCtx, - params: &Data, - f: fn(QueryCtx, &T) -> R, -) -> (Data, salsa::OutputFingerprint) -where - T: 'static, - R: Hash + Send + Sync + 'static, -{ - let params: &T = params.downcast_ref().unwrap(); - let query_ctx = QueryCtx(query_ctx); - let result = f(query_ctx, params); - let fingerprint = o_print(&result); - (Arc::new(result), fingerprint) -} - -fn mk_queries() -> salsa::QueryConfig { - salsa::QueryConfig::::new() - .with_ground_query(GET_TEXT, Box::new(|state, id| { - mk_ground_query::(state, id, |state, id| state[id].clone()) - })) - .with_ground_query(GET_FILES, Box::new(|state, id| { - mk_ground_query::<(), Vec>(state, id, |state, &()| state.keys().cloned().collect()) - })) - .with_query(FILE_NEWLINES, Box::new(|query_ctx, id| { - mk_query(query_ctx, id, |query_ctx, &id| { - let text = query_ctx.get_text(id); - text.lines().count() - }) - })) - .with_query(TOTAL_NEWLINES, Box::new(|query_ctx, id| { - mk_query(query_ctx, id, |query_ctx, &()| { - let mut total = 0; - for &id in query_ctx.get_files().iter() { - total += query_ctx.get_n_lines(id) - } - total - }) - })) -} - -#[test] -fn test_number_of_lines() { - let mut state = State::new(); - let db = salsa::Db::new(mk_queries(), state.clone()); - let (newlines, trace) = get::<(), usize>(&db, TOTAL_NEWLINES, ()); - assert_eq!(*newlines, 0); - assert_eq!(trace.len(), 2); - let (newlines, trace) = get::<(), usize>(&db, TOTAL_NEWLINES, ()); - assert_eq!(*newlines, 0); - assert_eq!(trace.len(), 0); - - state.insert(1, "hello\nworld".to_string()); - let mut inv = salsa::Invalidations::new(); - inv.invalidate(GET_TEXT, once(i_print(&1u32))); - inv.invalidate(GET_FILES, once(i_print(&()))); - let db = db.with_ground_data(state.clone(), inv); - let (newlines, trace) = get::<(), usize>(&db, TOTAL_NEWLINES, ()); - assert_eq!(*newlines, 2); - assert_eq!(trace.len(), 4); - - state.insert(2, "spam\neggs".to_string()); - let mut inv = salsa::Invalidations::new(); - inv.invalidate(GET_TEXT, once(i_print(&2u32))); - inv.invalidate(GET_FILES, once(i_print(&()))); - let db = db.with_ground_data(state.clone(), inv); - let (newlines, trace) = get::<(), usize>(&db, TOTAL_NEWLINES, ()); - assert_eq!(*newlines, 4); - assert_eq!(trace.len(), 4); - - let mut invs = vec![]; - for i in 0..10 { - let id = i + 10; - invs.push(i_print(&id)); - state.insert(id, "spam".to_string()); - } - let mut inv = salsa::Invalidations::new(); - inv.invalidate(GET_TEXT, invs.into_iter()); - inv.invalidate(GET_FILES, once(i_print(&()))); - let db = db.with_ground_data(state.clone(), inv); - let (newlines, trace) = get::<(), usize>(&db, TOTAL_NEWLINES, ()); - assert_eq!(*newlines, 14); - assert_eq!(trace.len(), 22); - - state.insert(15, String::new()); - let mut inv = salsa::Invalidations::new(); - inv.invalidate(GET_TEXT, once(i_print(&15u32))); - inv.invalidate(GET_FILES, once(i_print(&()))); - let db = db.with_ground_data(state.clone(), inv); - let (newlines, trace) = get::<(), usize>(&db, TOTAL_NEWLINES, ()); - assert_eq!(*newlines, 13); - assert_eq!(trace.len(), 4); -} - -fn o_print(x: &T) -> salsa::OutputFingerprint { - let mut hasher = DefaultHasher::new(); - x.hash(&mut hasher); - let hash = hasher.finish(); - salsa::OutputFingerprint(hash) -} - -fn i_print(x: &T) -> salsa::InputFingerprint { - let mut hasher = DefaultHasher::new(); - x.hash(&mut hasher); - let hash = hasher.finish(); - salsa::InputFingerprint(hash) -} -- cgit v1.2.3