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Add erasure-coding/fuzzer to workspace (#7210)

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* Add to workspace

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* fmt

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Remove dumb clones

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Update Cargo.lock

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

---------

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: parity-processbot <>
This commit is contained in:
Oliver Tale-Yazdi
2023-05-12 00:55:45 +02:00
committed by GitHub
parent 7f391adf44
commit 7d8ecced0e
6 changed files with 31 additions and 32 deletions
Download Patch File Download Diff File Expand all files Collapse all files
polkadot/erasure-coding/fuzzer/src/reconstruct.rs
+2 -2
View File
@@ -14,9 +14,9 @@
// You should have received a copy of the GNU General Public License
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
use honggfuzz::fuzz;
use polkadot_erasure_coding::*;
use primitives::AvailableData;
use honggfuzz::fuzz;
fn main() {
loop {
@@ -24,7 +24,7 @@ fn main() {
let (num_validators, chunk_input) = data;
let reconstructed: Result<AvailableData, _> = reconstruct_v1(
num_validators,
chunk_input.iter().map(|t| (&*t.0, t.1)).collect::<Vec<(&[u8], usize)>>()
chunk_input.iter().map(|t| (&*t.0, t.1)).collect::<Vec<(&[u8], usize)>>(),
);
println!("reconstructed {:?}", reconstructed);
});
polkadot/erasure-coding/fuzzer/src/round_trip.rs
+9 -17
View File
@@ -14,41 +14,33 @@
// You should have received a copy of the GNU General Public License
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
use honggfuzz::fuzz;
use polkadot_erasure_coding::*;
use polkadot_primitives::PersistedValidationData;
use primitives::{AvailableData, BlockData, PoV};
use std::sync::Arc;
use honggfuzz::fuzz;
use polkadot_primitives::PersistedValidationData;
fn main() {
loop {
fuzz!(|data: &[u8]| {
let pov_block = PoV {
block_data: BlockData(data.iter().cloned().collect()),
};
let pov_block = PoV { block_data: BlockData(data.iter().cloned().collect()) };
let available_data = AvailableData {
pov: Arc::new(pov_block),
validation_data: PersistedValidationData::default(),
};
let chunks = obtain_chunks_v1(
10,
&available_data,
).unwrap();
let chunks = obtain_chunks_v1(10, &available_data).unwrap();
assert_eq!(chunks.len(), 10);
// any 4 chunks should work.
let reconstructed: AvailableData = reconstruct_v1(
10,
[
(&*chunks[1], 1),
(&*chunks[4], 4),
(&*chunks[6], 6),
(&*chunks[9], 9),
].iter().cloned(),
).unwrap();
[(&*chunks[1], 1), (&*chunks[4], 4), (&*chunks[6], 6), (&*chunks[9], 9)]
.iter()
.cloned(),
)
.unwrap();
assert_eq!(reconstructed, available_data);
println!("{:?}", reconstructed);