logos-blockchain-specs/da/test_dispersal.py
Daniel Sanchez 3f3427ee9f
NomosDA spec v1 updates (#117)
* Modify and rename hash_commitment method. Now we just hash the column commitment itself.

* Fix calls

* Remove certificate from verifier

* Update verifier

* Fix tests

* Fix verifier imports

* Fix more imports

* Fix dispersal

* Fix more imports

* Fix missing parameter in dispersal

* Fix tests

* Full flow renaming

* Disperse encoded data in full flow test

* Make da verification indempotent (#118)

---------

Co-authored-by: Gusto <bacvinka@gmail.com>
Co-authored-by: gusto <bacv@users.noreply.github.com>
2025-01-29 10:42:53 +00:00

41 lines
1.5 KiB
Python

from hashlib import sha3_256
from unittest import TestCase
from da.encoder import DAEncoderParams, DAEncoder
from da.test_encoder import TestEncoder
from da.verifier import DAVerifier, DABlob
from da.common import NodeId, NomosDaG2ProofOfPossession as bls_pop
from da.dispersal import Dispersal, DispersalSettings
class TestDispersal(TestCase):
def setUp(self):
self.n_nodes = 16
self.nodes_ids = [NodeId(x.to_bytes(length=32, byteorder='big')) for x in range(self.n_nodes)]
dispersal_settings = DispersalSettings(
self.nodes_ids,
self.n_nodes // 2 + 1
)
self.dispersal = Dispersal(dispersal_settings)
self.encoder_test = TestEncoder()
self.encoder_test.setUp()
def test_disperse(self):
data = self.encoder_test.data
encoding_params = DAEncoderParams(column_count=self.n_nodes // 2, bytes_per_chunk=31)
encoded_data = DAEncoder(encoding_params).encode(data)
# mock send and await method with local verifiers
verifiers_res = []
def __send_and_await_response(_, blob: DABlob):
verifier = DAVerifier()
res = verifier.verify(blob)
verifiers_res.append(res)
return res
# inject mock send and await method
self.dispersal._send_and_await_response = __send_and_await_response
self.dispersal.disperse(encoded_data)
for res in verifiers_res:
self.assertTrue(res)