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re-parse schema if necessary after WAL sync end

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This commit is contained in:
Nikita Sivukhin
2025-07-23 21:18:28 +04:00
parent edd6ef2d21
commit 6daa6d07f1
3 changed files with 145 additions and 21 deletions
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77
tests/integration/functions/test_wal_api.rs
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@@ -1,6 +1,7 @@
use rand::{RngCore, SeedableRng};
use rand_chacha::ChaCha8Rng;
use rusqlite::types::Value;
use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt, EnvFilter};
use crate::common::{limbo_exec_rows, rng_from_time, TempDatabase};
@@ -58,6 +59,46 @@ fn test_wal_frame_transfer_no_schema_changes() {
);
}
#[test]
fn test_wal_frame_transfer_schema_changes() {
tracing_subscriber::registry()
.with(tracing_subscriber::fmt::layer())
.with(EnvFilter::from_default_env())
.try_init()
.unwrap();
let db1 = TempDatabase::new_empty(false);
let conn1 = db1.connect_limbo();
let db2 = TempDatabase::new_empty(false);
let conn2 = db2.connect_limbo();
conn1
.execute("CREATE TABLE t(x INTEGER PRIMARY KEY, y)")
.unwrap();
conn1
.execute("INSERT INTO t VALUES (10, 10), (5, 1)")
.unwrap();
conn1
.execute("INSERT INTO t VALUES (1024, randomblob(4096 * 10))")
.unwrap();
assert_eq!(conn1.wal_frame_count().unwrap(), 15);
let mut frame = [0u8; 24 + 4096];
conn2.wal_insert_begin().unwrap();
for frame_id in 1..=conn1.wal_frame_count().unwrap() as u32 {
let c = conn1.wal_get_frame(frame_id, &mut frame).unwrap();
db1.io.wait_for_completion(c).unwrap();
conn2.wal_insert_frame(frame_id, &frame).unwrap();
}
conn2.wal_insert_end().unwrap();
assert_eq!(conn2.wal_frame_count().unwrap(), 15);
assert_eq!(
limbo_exec_rows(&db2, &conn2, "SELECT x, length(y) FROM t"),
vec![
vec![Value::Integer(5), Value::Integer(1)],
vec![Value::Integer(10), Value::Integer(2)],
vec![Value::Integer(1024), Value::Integer(40960)],
]
);
}
#[test]
fn test_wal_frame_transfer_no_schema_changes_rollback() {
let db1 = TempDatabase::new_empty(false);
@@ -97,6 +138,42 @@ fn test_wal_frame_transfer_no_schema_changes_rollback() {
);
}
#[test]
fn test_wal_frame_transfer_schema_changes_rollback() {
let db1 = TempDatabase::new_empty(false);
let conn1 = db1.connect_limbo();
let db2 = TempDatabase::new_empty(false);
let conn2 = db2.connect_limbo();
conn1
.execute("CREATE TABLE t(x INTEGER PRIMARY KEY, y)")
.unwrap();
conn1
.execute("INSERT INTO t VALUES (1024, randomblob(4096 * 10))")
.unwrap();
assert_eq!(conn1.wal_frame_count().unwrap(), 14);
let mut frame = [0u8; 24 + 4096];
conn2.wal_insert_begin().unwrap();
for frame_id in 1..=(conn1.wal_frame_count().unwrap() as u32 - 1) {
let c = conn1.wal_get_frame(frame_id, &mut frame).unwrap();
db1.io.wait_for_completion(c).unwrap();
conn2.wal_insert_frame(frame_id, &frame).unwrap();
}
conn2.wal_insert_end().unwrap();
assert_eq!(conn2.wal_frame_count().unwrap(), 2);
assert_eq!(
limbo_exec_rows(&db2, &conn2, "SELECT x, length(y) FROM t"),
vec![] as Vec<Vec<rusqlite::types::Value>>
);
conn2.execute("CREATE TABLE q(x)").unwrap();
conn2
.execute("INSERT INTO q VALUES (randomblob(4096 * 10))")
.unwrap();
assert_eq!(
limbo_exec_rows(&db2, &conn2, "SELECT x, LENGTH(y) FROM t"),
vec![] as Vec<Vec<rusqlite::types::Value>>
);
}
#[test]
fn test_wal_frame_conflict() {
let db1 = TempDatabase::new_empty(false);