async def _test_trie_sync():
src_trie, contents = make_random_trie(random)
dest_db = FakeAsyncAtomicDB()
nodes_cache = AtomicDB()
scheduler = HexaryTrieSync(src_trie.root_hash, dest_db, nodes_cache,
ExtendedDebugLogger("test"))
requests = scheduler.next_batch()
while len(requests) > 0:
results = []
for request in requests:
results.append(
[request.node_key, src_trie.db[request.node_key]])
await scheduler.process(results)
requests = scheduler.next_batch(10)
dest_trie = HexaryTrie(dest_db, src_trie.root_hash)
for key, value in contents.items():
assert dest_trie[key] == value
async def test_state_sync():
raw_db, state_root, contents = make_random_state(1000)
dest_db = FakeAsyncAtomicDB()
nodes_cache = AtomicDB()
scheduler = StateSync(state_root, dest_db, nodes_cache,
ExtendedDebugLogger('test'))
requests = scheduler.next_batch(10)
while requests:
results = []
for request in requests:
results.append([request.node_key, raw_db[request.node_key]])
await scheduler.process(results)
requests = scheduler.next_batch(10)
result_account_db = AccountDB(dest_db, state_root)
for addr, account_data in contents.items():
balance, nonce, storage, code = account_data
assert result_account_db.get_balance(addr) == balance
assert result_account_db.get_nonce(addr) == nonce
assert result_account_db.get_storage(addr, 0) == storage
assert result_account_db.get_code(addr) == code
def chaindb_churner(leveldb_churner):
chain = load_mining_chain(FakeAsyncAtomicDB(leveldb_churner))
assert chain.chaindb.get_canonical_head().block_number == 129
return chain.chaindb
def chaindb_fresh():
chain = load_mining_chain(FakeAsyncAtomicDB())
assert chain.chaindb.get_canonical_head().block_number == 0
return chain.chaindb