deduplicate some test code (#3401)

This commit is contained in:
Mark 2019-03-20 19:35:25 -05:00 committed by Mark E. Sinclair
parent 4033fa031b
commit 7812b67471
6 changed files with 73 additions and 110 deletions

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@ -4,11 +4,11 @@ extern crate test;
use std::fs;
use std::path::{Path, PathBuf};
use rand::{self, thread_rng, Rng};
use rand::{self, Rng};
use test::Bencher;
use solana_kvstore::{Config, Key, KvStore};
use solana_kvstore::{test::gen, Config, Key, KvStore};
const SMALL_SIZE: usize = 512;
const LARGE_SIZE: usize = 32 * 1024;
@ -44,7 +44,7 @@ fn bench_write_partitioned(bench: &mut Bencher, rows: &[(Key, Vec<u8>)], ledger_
fn bench_write_small(bench: &mut Bencher) {
let ledger_path = setup("bench_write_small");
let num_entries = 32 * 1024;
let rows = gen_pairs(SMALL_SIZE).take(num_entries).collect::<Vec<_>>();
let rows = gen::pairs(SMALL_SIZE).take(num_entries).collect::<Vec<_>>();
bench_write(bench, &rows, &ledger_path.to_string_lossy());
}
@ -53,7 +53,7 @@ fn bench_write_small(bench: &mut Bencher) {
fn bench_write_small_partitioned(bench: &mut Bencher) {
let ledger_path = setup("bench_write_small_partitioned");
let num_entries = 32 * 1024;
let rows = gen_pairs(SMALL_SIZE).take(num_entries).collect::<Vec<_>>();
let rows = gen::pairs(SMALL_SIZE).take(num_entries).collect::<Vec<_>>();
bench_write_partitioned(bench, &rows, &ledger_path.to_string_lossy());
}
@ -62,7 +62,7 @@ fn bench_write_small_partitioned(bench: &mut Bencher) {
fn bench_write_large(bench: &mut Bencher) {
let ledger_path = setup("bench_write_large");
let num_entries = 32 * 1024;
let rows = gen_pairs(LARGE_SIZE).take(num_entries).collect::<Vec<_>>();
let rows = gen::pairs(LARGE_SIZE).take(num_entries).collect::<Vec<_>>();
bench_write(bench, &rows, &ledger_path.to_string_lossy());
}
@ -71,7 +71,7 @@ fn bench_write_large(bench: &mut Bencher) {
fn bench_write_huge(bench: &mut Bencher) {
let ledger_path = setup("bench_write_huge");
let num_entries = 32 * 1024;
let rows = gen_pairs(HUGE_SIZE).take(num_entries).collect::<Vec<_>>();
let rows = gen::pairs(HUGE_SIZE).take(num_entries).collect::<Vec<_>>();
bench_write(bench, &rows, &ledger_path.to_string_lossy());
}
@ -86,8 +86,8 @@ fn bench_read_sequential(bench: &mut Bencher) {
let num_large_blobs = 32 * 1024;
let total_blobs = num_small_blobs + num_large_blobs;
let small = gen_data(SMALL_SIZE).take(num_small_blobs);
let large = gen_data(LARGE_SIZE).take(num_large_blobs);
let small = gen::data(SMALL_SIZE).take(num_small_blobs);
let large = gen::data(LARGE_SIZE).take(num_large_blobs);
let rows = gen_seq_keys().zip(small.chain(large));
let _ = store.put_many(rows);
@ -119,8 +119,8 @@ fn bench_read_random(bench: &mut Bencher) {
let num_large_blobs = 32 * 1024;
let total_blobs = num_small_blobs + num_large_blobs;
let small = gen_data(SMALL_SIZE).take(num_small_blobs);
let large = gen_data(LARGE_SIZE).take(num_large_blobs);
let small = gen::data(SMALL_SIZE).take(num_small_blobs);
let large = gen::data(LARGE_SIZE).take(num_large_blobs);
let rows = gen_seq_keys().zip(small.chain(large));
let _ = store.put_many(rows);
@ -165,24 +165,6 @@ fn gen_seq_keys() -> impl Iterator<Item = Key> {
})
}
fn gen_keys() -> impl Iterator<Item = Key> {
let mut rng = thread_rng();
std::iter::repeat_with(move || {
let buf = rng.gen();
Key(buf)
})
}
fn gen_data(size: usize) -> impl Iterator<Item = Vec<u8>> {
std::iter::repeat(vec![1u8; size])
}
fn gen_pairs(data_size: usize) -> impl Iterator<Item = (Key, Vec<u8>)> {
gen_keys().zip(gen_data(data_size))
}
fn teardown<P: AsRef<Path>>(p: P) {
KvStore::destroy(p).expect("Expect successful store destruction");
}

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@ -368,3 +368,41 @@ fn is_lvl0_full(tables: &[BTreeMap<Key, SSTable>], config: &Config) -> bool {
tables[0].len() > config.max_tables
}
}
#[cfg(any(test, debug_assertions))]
pub mod test {
pub mod gen {
use crate::Key;
use rand::distributions::Uniform;
use rand::{rngs::SmallRng, FromEntropy, Rng};
use std::iter;
use std::ops::Range;
pub fn keys() -> impl Iterator<Item = Key> {
let mut rng = SmallRng::from_entropy();
iter::repeat_with(move || Key(rng.gen()))
}
pub fn data(size: usize) -> impl Iterator<Item = Vec<u8>> {
iter::repeat(vec![0; size])
}
pub fn data_vary(range: Range<u64>) -> impl Iterator<Item = Vec<u8>> {
let dist = Uniform::from(range);
let mut rng = SmallRng::from_entropy();
iter::repeat_with(move || {
let size: u64 = rng.sample(dist);
vec![0; size as usize]
})
}
pub fn pairs(size: usize) -> impl Iterator<Item = (Key, Vec<u8>)> {
keys().zip(data(size))
}
pub fn pairs_vary(range: Range<u64>) -> impl Iterator<Item = (Key, Vec<u8>)> {
keys().zip(data_vary(range))
}
}
}

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@ -410,9 +410,9 @@ fn overlapping<T: Ord + Eq>(r1: &RangeInclusive<T>, r2: &RangeInclusive<T>) -> b
}
#[cfg(test)]
mod test {
pub mod test {
use super::*;
use rand::{thread_rng, Rng};
use crate::test::gen;
use std::sync::{Arc, RwLock};
#[test]
@ -557,17 +557,8 @@ mod test {
}
fn gen_records() -> impl Iterator<Item = (Key, Value)> {
let mut rng = thread_rng();
let commit = rng.gen();
std::iter::repeat_with(move || {
let buf: [u8; KEY_LEN] = rng.gen();
let data_size: u8 = buf[0];
let val = Some(vec![0; data_size as usize]);
(Key(buf), Value::new(commit, val))
})
gen::pairs_vary(0..255)
.map(|(key, bytes)| (key, Value::new(bytes.len() as i64, Some(bytes))))
}
}

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@ -158,7 +158,7 @@ fn opt_bytes_memory(bytes: &Option<Vec<u8>>) -> usize {
#[cfg(test)]
mod test {
use super::*;
use rand::{self, thread_rng, Rng};
use crate::test::gen;
const COMMIT: i64 = -1;
@ -168,7 +168,7 @@ mod test {
let mut table = MemTable::default();
for (key, data) in gen_pairs(DATA_SIZE).take(1024) {
for (key, data) in gen::pairs(DATA_SIZE).take(1024) {
table.put(&key, COMMIT, &data);
}
@ -181,7 +181,7 @@ mod test {
const DATA_SIZE: usize = 32;
let mut table = MemTable::default();
let input = gen_pairs(DATA_SIZE).take(1024).collect::<Vec<_>>();
let input = gen::pairs(DATA_SIZE).take(1024).collect::<Vec<_>>();
for (key, data) in &input {
table.put(key, COMMIT, data);
@ -196,7 +196,7 @@ mod test {
assert_eq!(table.mem_size, expected_size);
// Deletes of things not in the memory table must be recorded
for key in gen_keys().take(512) {
for key in gen::keys().take(512) {
table.delete(&key, COMMIT);
}
@ -207,8 +207,8 @@ mod test {
#[test]
fn test_put_order_irrelevant() {
let (mut table_1, mut table_2) = (MemTable::default(), MemTable::default());
let big_input: Vec<_> = gen_pairs(1024).take(128).collect();
let small_input: Vec<_> = gen_pairs(16).take(128).collect();
let big_input: Vec<_> = gen::pairs(1024).take(128).collect();
let small_input: Vec<_> = gen::pairs(16).take(128).collect();
for (key, data) in big_input.iter().chain(small_input.iter()) {
table_1.put(key, COMMIT, data);
@ -237,8 +237,8 @@ mod test {
#[test]
fn test_delete_order_irrelevant() {
let (mut table_1, mut table_2) = (MemTable::default(), MemTable::default());
let big_input: Vec<_> = gen_pairs(1024).take(128).collect();
let small_input: Vec<_> = gen_pairs(16).take(128).collect();
let big_input: Vec<_> = gen::pairs(1024).take(128).collect();
let small_input: Vec<_> = gen::pairs(16).take(128).collect();
for (key, data) in big_input.iter().chain(small_input.iter()) {
table_1.put(key, COMMIT, data);
@ -277,22 +277,4 @@ mod test {
assert_eq!(table_1.mem_size, table_2.mem_size);
assert_eq!(table_1.values, table_2.values);
}
fn gen_keys() -> impl Iterator<Item = Key> {
let mut rng = thread_rng();
std::iter::repeat_with(move || {
let buf = rng.gen();
Key(buf)
})
}
fn gen_data(size: usize) -> impl Iterator<Item = Vec<u8>> {
std::iter::repeat(vec![1u8; size])
}
fn gen_pairs(data_size: usize) -> impl Iterator<Item = (Key, Vec<u8>)> {
gen_keys().zip(gen_data(data_size))
}
}

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@ -118,15 +118,15 @@ impl Default for Config {
#[cfg(test)]
mod test {
use super::*;
use crate::test::gen;
use crate::writelog::Config as WalConfig;
use rand::{self, thread_rng, Rng};
const CAPACITY: usize = 10 * 1024;
#[test]
fn test_put_associative() {
let mut writebatch = setup();
let input: Vec<_> = gen_pairs(32).take(100).collect();
let input: Vec<_> = gen::pairs(32).take(100).collect();
writebatch.put_many(input.iter()).unwrap();
@ -146,7 +146,7 @@ mod test {
#[test]
fn test_delete_associative() {
let (mut writebatch, mut writebatch2) = (setup(), setup());
let input: Vec<_> = gen_pairs(32).take(100).collect();
let input: Vec<_> = gen::pairs(32).take(100).collect();
writebatch.put_many(input.iter()).unwrap();
writebatch2.put_many(input.iter()).unwrap();
@ -172,7 +172,7 @@ mod test {
let mut writebatch = setup();
let space_per_record = CAPACITY / AMT_RECORDS - MemTable::OVERHEAD_PER_RECORD;
let input: Vec<_> = gen_pairs(space_per_record).take(AMT_RECORDS).collect();
let input: Vec<_> = gen::pairs(space_per_record).take(AMT_RECORDS).collect();
writebatch.put_many(input.iter()).unwrap();
@ -181,7 +181,7 @@ mod test {
_ => panic!("Writebatch should be exactly at capacity"),
}
let (key, data) = gen_pairs(space_per_record).next().unwrap();
let (key, data) = gen::pairs(space_per_record).next().unwrap();
let result = writebatch.put(&key, &data);
assert!(result.is_err());
@ -206,22 +206,4 @@ mod test {
log: Arc::new(RwLock::new(log)),
}
}
fn gen_keys() -> impl Iterator<Item = Key> {
let mut rng = thread_rng();
std::iter::repeat_with(move || {
let buf = rng.gen();
Key(buf)
})
}
fn gen_data(size: usize) -> impl Iterator<Item = Vec<u8>> {
std::iter::repeat(vec![1u8; size])
}
fn gen_pairs(data_size: usize) -> impl Iterator<Item = (Key, Vec<u8>)> {
gen_keys().zip(gen_data(data_size))
}
}

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@ -1,8 +1,7 @@
use rand::{thread_rng, Rng};
use std::fs;
use std::path::{Path, PathBuf};
use solana_kvstore::test::gen;
use solana_kvstore::{Config, Key, KvStore};
const KB: usize = 1024;
@ -20,7 +19,7 @@ fn test_put_get() {
};
let lsm = KvStore::open(&path, cfg).unwrap();
let (key, bytes) = gen_pairs(HALF_KB).take(1).next().unwrap();
let (key, bytes) = gen::pairs(HALF_KB).take(1).next().unwrap();
lsm.put(&key, &bytes).expect("put fail");
let out_bytes = lsm.get(&key).expect("get fail").expect("missing");
@ -42,7 +41,7 @@ fn test_put_get_many() {
};
let lsm = KvStore::open(&path, cfg).unwrap();
let mut pairs: Vec<_> = gen_pairs(HALF_KB).take(1024).collect();
let mut pairs: Vec<_> = gen::pairs(HALF_KB).take(1024).collect();
pairs.sort_unstable_by_key(|(k, _)| *k);
lsm.put_many(pairs.clone().drain(..))
@ -70,7 +69,7 @@ fn test_delete() {
};
let lsm = KvStore::open(&path, cfg).unwrap();
let mut pairs: Vec<_> = gen_pairs(HALF_KB).take(64 * 6).collect();
let mut pairs: Vec<_> = gen::pairs(HALF_KB).take(64 * 6).collect();
pairs.sort_unstable_by_key(|(k, _)| *k);
for (k, i) in pairs.iter() {
@ -104,7 +103,7 @@ fn test_delete_many() {
};
let lsm = KvStore::open(&path, cfg).unwrap();
let mut pairs: Vec<_> = gen_pairs(HALF_KB).take(64 * 6).collect();
let mut pairs: Vec<_> = gen::pairs(HALF_KB).take(64 * 6).collect();
pairs.sort_unstable_by_key(|(k, _)| *k);
for (k, i) in pairs.iter() {
@ -132,7 +131,7 @@ fn test_close_reopen() {
let cfg = Config::default();
let lsm = KvStore::open(&path, cfg).unwrap();
let mut pairs: Vec<_> = gen_pairs(KB).take(1024).collect();
let mut pairs: Vec<_> = gen::pairs(KB).take(1024).collect();
pairs.sort_unstable_by_key(|(k, _)| *k);
for (k, i) in pairs.iter() {
@ -174,7 +173,7 @@ fn test_partitioned() {
let lsm = KvStore::partitioned(&path, &storage_dirs, cfg).unwrap();
let mut pairs: Vec<_> = gen_pairs(HALF_KB).take(64 * 12).collect();
let mut pairs: Vec<_> = gen::pairs(HALF_KB).take(64 * 12).collect();
pairs.sort_unstable_by_key(|(k, _)| *k);
lsm.put_many(pairs.iter()).expect("put_many fail");
@ -207,7 +206,7 @@ fn test_in_memory() {
};
let lsm = KvStore::open(&path, cfg).unwrap();
let mut pairs: Vec<_> = gen_pairs(HALF_KB).take(64 * 12).collect();
let mut pairs: Vec<_> = gen::pairs(HALF_KB).take(64 * 12).collect();
pairs.sort_unstable_by_key(|(k, _)| *k);
lsm.put_many(pairs.iter()).expect("put_many fail");
@ -239,14 +238,3 @@ fn setup(test_name: &str) -> PathBuf {
fn teardown(p: &Path) {
KvStore::destroy(p).expect("Expect successful store destruction");
}
fn gen_pairs(data_size: usize) -> impl Iterator<Item = (Key, Vec<u8>)> {
let mut rng = thread_rng();
std::iter::repeat_with(move || {
let data = vec![0u8; data_size];
let buf = rng.gen();
(Key(buf), data)
})
}