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65 changes: 49 additions & 16 deletions scylla-cql/src/value.rs
Original file line number Diff line number Diff line change
Expand Up @@ -102,26 +102,23 @@ impl CqlTimeuuid {
// 4 bytes 2 bytes 2 bytes
// time_low - time_mid - time_hi_and_version
let bytes = self.0.as_bytes();
((bytes[6] & 0x0F) as u64) << 56
| (bytes[7] as u64) << 48
| (bytes[4] as u64) << 40
| (bytes[5] as u64) << 32
| (bytes[0] as u64) << 24
| (bytes[1] as u64) << 16
| (bytes[2] as u64) << 8
| (bytes[3] as u64)
u64::from_be_bytes([
bytes[6] & 0x0f,
bytes[7],
bytes[4],
bytes[5],
bytes[0],
bytes[1],
bytes[2],
bytes[3],
])
}

fn lsb(&self) -> u64 {
let bytes = self.0.as_bytes();
(bytes[8] as u64) << 56
| (bytes[9] as u64) << 48
| (bytes[10] as u64) << 40
| (bytes[11] as u64) << 32
| (bytes[12] as u64) << 24
| (bytes[13] as u64) << 16
| (bytes[14] as u64) << 8
| (bytes[15] as u64)
u64::from_be_bytes([
bytes[8], bytes[9], bytes[10], bytes[11], bytes[12], bytes[13], bytes[14], bytes[15],
])
}

fn lsb_signed(&self) -> u64 {
Expand Down Expand Up @@ -1249,3 +1246,39 @@ pub fn deser_cql_value(
pub struct Row {
pub columns: Vec<Option<CqlValue>>,
}

#[cfg(test)]
mod tests {
use std::str::FromStr as _;

use super::*;

#[test]
fn timeuuid_msb_byte_order() {
let uuid = CqlTimeuuid::from_str("00010203-0405-0607-0809-0a0b0c0d0e0f").unwrap();

assert_eq!(0x0607040500010203, uuid.msb());
}

#[test]
fn timeuuid_msb_clears_version_bits() {
// UUID version nibble should be cleared
let uuid = CqlTimeuuid::from_str("ffffffff-ffff-ffff-ffff-ffffffffffff").unwrap();

assert_eq!(0x0fffffffffffffff, uuid.msb());
}

#[test]
fn timeuuid_lsb_byte_order() {
let uuid = CqlTimeuuid::from_str("00010203-0405-0607-0809-0a0b0c0d0e0f").unwrap();

assert_eq!(0x08090a0b0c0d0e0f, uuid.lsb());
}

#[test]
fn timeuuid_lsb_modifies_no_bits() {
let uuid = CqlTimeuuid::from_str("ffffffff-ffff-ffff-ffff-ffffffffffff").unwrap();

assert_eq!(0xffffffffffffffff, uuid.lsb());
}
}
3 changes: 1 addition & 2 deletions scylla/src/client/session.rs
Original file line number Diff line number Diff line change
Expand Up @@ -1796,9 +1796,8 @@ impl Session {
let result = match effective_timeout {
Some(timeout) => tokio::time::timeout(timeout, runner)
.await
.map(|res| res.map_err(RequestError::from))
.unwrap_or_else(|_| Err(RequestError::RequestTimeout(timeout))),
None => runner.await.map_err(RequestError::from),
None => runner.await,
};

if let Some((history_listener, request_id)) = history_listener_and_id {
Expand Down
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