diff options
Diffstat (limited to 'tests/rand_fail.rs')
-rw-r--r-- | tests/rand_fail.rs | 65 |
1 files changed, 50 insertions, 15 deletions
diff --git a/tests/rand_fail.rs b/tests/rand_fail.rs index b4e30ac..0cd519c 100644 --- a/tests/rand_fail.rs +++ b/tests/rand_fail.rs @@ -1,26 +1,61 @@ #[cfg(test)] -extern crate growthring; -use growthring::wal::{WALLoader, WALWriter, WALStore, WALRingId, WALBytes}; - mod common; +use growthring::wal::{WALLoader, WALWriter, WALStore, WALRingId, WALBytes, WALPos}; +use common::{FailGen, SingleFailGen, Canvas, WALStoreEmulState, WALStoreEmul, PaintStrokes}; -fn test<S: WALStore>(records: Vec<String>, wal: &mut WALWriter<S>) -> Box<[WALRingId]> { - let records: Vec<WALBytes> = records.into_iter().map(|s| s.into_bytes().into_boxed_slice()).collect(); - let ret = wal.grow(&records).unwrap(); - for ring_id in ret.iter() { - println!("got ring id: {:?}", ring_id); +fn run<F: WALStore, R: rand::Rng>(n: usize, m: usize, k: usize, + canvas: &mut Canvas, wal: &mut WALWriter<F>, trace: &mut Vec<u32>, + rng: &mut R) -> Result<(), ()> { + for i in 0..n { + let s = (0..m).map(|_| + PaintStrokes::gen_rand(1000, 10, 256, 5, rng)).collect::<Vec<PaintStrokes>>(); + let recs = s.iter().map(|e| e.to_bytes()).collect::<Vec<WALBytes>>(); + // write ahead + let rids = wal.grow(recs)?; + for rid in rids.iter() { + println!("got ring id: {:?}", rid); + } + // WAL append done + // prepare data writes + for (e, rid) in s.iter().zip(rids.iter()) { + canvas.prepaint(e, &*rid) + } + // run the scheduler for a bit + for _ in 0..k { + if let Some((fin_rid, t)) = canvas.rand_paint(rng) { + if let Some(rid) = fin_rid { + wal.peel(&[rid])? + } + trace.push(t); + } else { break } + } + } + while let Some((fin_rid, t)) = canvas.rand_paint(rng) { + if let Some(rid) = fin_rid { + wal.peel(&[rid])? + } + trace.push(t); } - ret + canvas.print(40); + Ok(()) +} + +fn check<F: WALStore>(canvas: &mut Canvas, wal: &mut WALLoader<F>, trace: &Vec<u8>) -> bool { + true } #[test] fn test_rand_fail() { - let fgen = common::SingleFailGen::new(100); - let mut state = common::WALStoreEmulState::new(); - let mut wal = WALLoader::new(common::WALStoreEmul::new(&mut state, fgen), 9, 8, 1000).recover().unwrap(); - for _ in 0..3 { - test(["hi", "hello", "lol"].iter().map(|s| s.to_string()).collect::<Vec<String>>(), &mut wal); - } + let fgen = SingleFailGen::new(100000); + let n = 100; + let m = 10; + let k = 100; + let mut rng = rand::thread_rng(); + let mut state = WALStoreEmulState::new(); + let mut wal = WALLoader::new(WALStoreEmul::new(&mut state, fgen), 9, 8, 1000).recover().unwrap(); + let mut trace: Vec<u32> = Vec::new(); + let mut canvas = Canvas::new(1000); + run(n, m, k, &mut canvas, &mut wal, &mut trace, &mut rng).unwrap(); WALLoader::new(common::WALStoreEmul::new(&mut state, common::ZeroFailGen), 9, 8, 1000).recover().unwrap(); } |