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Introduce randomized test for collaboration on buffers

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This test will exercise serialization of operations as well as peers
replicating from an existing buffer.
This commit is contained in:
Antonio Scandurra 2022-01-05 11:51:41 +01:00
parent 7bc8eb4f3d
commit d383ff30ce
8 changed files with 264 additions and 85 deletions
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11
crates/text/src/text.rs
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@ -1105,7 +1105,6 @@ impl Buffer {
self.deferred_replicas.clear();
let mut deferred_ops = Vec::new();
for op in self.deferred_ops.drain().iter().cloned() {
dbg!(&self.version, &op, self.can_apply_op(&op));
if self.can_apply_op(&op) {
self.apply_op(op)?;
} else {
@ -1241,7 +1240,15 @@ impl Buffer {
#[cfg(any(test, feature = "test-support"))]
impl Buffer {
fn random_byte_range(&mut self, start_offset: usize, rng: &mut impl rand::Rng) -> Range<usize> {
pub fn set_group_interval(&mut self, group_interval: Duration) {
self.history.group_interval = group_interval;
}
pub fn random_byte_range(
&mut self,
start_offset: usize,
rng: &mut impl rand::Rng,
) -> Range<usize> {
let end = self.clip_offset(rng.gen_range(start_offset..=self.len()), Bias::Right);
let start = self.clip_offset(rng.gen_range(start_offset..=end), Bias::Right);
start..end