def test_recover_merkle_tree_from_hash_store(tempdir):
ledger = create_default_ledger(tempdir)
for d in range(100):
ledger.add(random_txn(d))
ledger.stop()
size_before = ledger.size
tree_root_hash_before = ledger.tree.root_hash
tree_size_before = ledger.tree.tree_size
root_hash_before = ledger.root_hash
hashes_before = ledger.tree.hashes
restartedLedger = create_default_ledger(tempdir)
assert size_before == restartedLedger.size
assert root_hash_before == restartedLedger.root_hash
assert hashes_before == restartedLedger.tree.hashes
assert tree_root_hash_before == restartedLedger.tree.root_hash
assert tree_size_before == restartedLedger.tree.tree_size
def test_init_twice_without_initiator(tempdir, genesis_txns, init_genesis_txn_file):
ledger = create_default_ledger(tempdir, init_genesis_txn_file)
size_before = ledger.size
txn_size_before = ledger._transactionLog.size
tree_root_hash_before = ledger.tree.root_hash
tree_size_before = ledger.tree.tree_size
root_hash_before = ledger.root_hash
ledger.stop()
ledger = create_default_ledger(tempdir)
assert size_before == ledger.size
assert ledger.size == len(genesis_txns)
assert txn_size_before == ledger._transactionLog.size
assert ledger._transactionLog.size == len(genesis_txns)
assert tree_root_hash_before == ledger.tree.root_hash
assert tree_size_before == ledger.tree.tree_size
assert root_hash_before == ledger.root_hash
def test_init_twice_without_initiator(tempdir, genesis_txns, init_genesis_txn_file):
ledger = create_default_ledger(tempdir, init_genesis_txn_file)
size_before = ledger.size
txn_size_before = ledger._transactionLog.size
tree_root_hash_before = ledger.tree.root_hash
tree_size_before = ledger.tree.tree_size
root_hash_before = ledger.root_hash
ledger.stop()
ledger = create_default_ledger(tempdir)
assert size_before == ledger.size
assert ledger.size == len(genesis_txns)
assert txn_size_before == ledger._transactionLog.size
assert ledger._transactionLog.size == len(genesis_txns)
assert tree_root_hash_before == ledger.tree.root_hash
assert tree_size_before == ledger.tree.tree_size
assert root_hash_before == ledger.root_hash
def test_consistency_verification_on_startup_case_1(tempdir):
"""
One more node was added to nodes file
"""
ledger = create_default_ledger(tempdir)
tranzNum = 10
for d in range(tranzNum):
ledger.add(random_txn(d))
# Writing one more node without adding of it to leaf and transaction logs
badNode = (None, None, ('X' * 32))
ledger.tree.hashStore.writeNode(badNode)
ledger.stop()
with pytest.raises(ConsistencyVerificationFailed):
tree = CompactMerkleTree(hashStore=ledger.tree.hashStore)
ledger = NoTransactionRecoveryLedger(tree=tree, dataDir=tempdir)
ledger.recoverTreeFromHashStore()
ledger.stop()
def test_consistency_verification_on_startup_case_1(tempdir):
"""
One more node was added to nodes file
"""
ledger = create_default_ledger(tempdir)
tranzNum = 10
for d in range(tranzNum):
ledger.add(random_txn(d))
# Writing one more node without adding of it to leaf and transaction logs
badNode = (None, None, ('X' * 32))
ledger.tree.hashStore.writeNode(badNode)
ledger.stop()
with pytest.raises(ConsistencyVerificationFailed):
tree = CompactMerkleTree(hashStore=ledger.tree.hashStore)
ledger = NoTransactionRecoveryLedger(tree=tree, dataDir=tempdir)
ledger.recoverTreeFromHashStore()
ledger.stop()
def test_consistency_verification_on_startup_case_2(tempdir):
"""
One more transaction added to transactions file
"""
ledger = create_default_ledger(tempdir)
tranzNum = 10
for d in range(tranzNum):
ledger.add(random_txn(d))
# Adding one more entry to transaction log without adding it to merkle tree
badData = random_txn(50)
value = ledger.serialize_for_txn_log(badData)
key = str(tranzNum + 1)
ledger._transactionLog.put(key=key, value=value)
ledger.stop()
with pytest.raises(ConsistencyVerificationFailed):
tree = CompactMerkleTree(hashStore=ledger.tree.hashStore)
ledger = NoTransactionRecoveryLedger(tree=tree, dataDir=tempdir)
ledger.recoverTreeFromHashStore()
ledger.stop()
def test_consistency_verification_on_startup_case_2(tempdir):
"""
One more transaction added to transactions file
"""
ledger = create_default_ledger(tempdir)
tranzNum = 10
for d in range(tranzNum):
ledger.add(random_txn(d))
# Adding one more entry to transaction log without adding it to merkle tree
badData = random_txn(50)
value = ledger.serialize_for_txn_log(badData)
key = str(tranzNum + 1)
ledger._transactionLog.put(key=key, value=value)
ledger.stop()
with pytest.raises(ConsistencyVerificationFailed):
tree = CompactMerkleTree(hashStore=ledger.tree.hashStore)
ledger = NoTransactionRecoveryLedger(tree=tree, dataDir=tempdir)
ledger.recoverTreeFromHashStore()
ledger.stop()
