def test_store_pre_commit_state_in_end_block(b, alice): from bigchaindb import App from bigchaindb.backend import query from bigchaindb.models import Transaction from bigchaindb.backend.query import PRE_COMMIT_ID tx = Transaction.create([alice.public_key], [([alice.public_key], 1)], asset={'msg': 'live long and prosper'})\ .sign([alice.private_key]) app = App(b) app.init_chain(['ignore']) begin_block = RequestBeginBlock() app.begin_block(begin_block) app.deliver_tx(encode_tx_to_bytes(tx)) app.end_block(RequestEndBlock(height=99)) resp = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID) assert resp['commit_id'] == PRE_COMMIT_ID assert resp['height'] == 99 assert resp['transactions'] == [tx.id] app.begin_block(begin_block) app.deliver_tx(encode_tx_to_bytes(tx)) app.end_block(RequestEndBlock(height=100)) resp = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID) assert resp['commit_id'] == PRE_COMMIT_ID assert resp['height'] == 100 assert resp['transactions'] == [tx.id]
def test_deliver_tx__double_spend_fails(b): from bigchaindb import App from bigchaindb.models import Transaction from bigchaindb.common.crypto import generate_key_pair alice = generate_key_pair() bob = generate_key_pair() tx = Transaction.create([alice.public_key], [([bob.public_key], 1)])\ .sign([alice.private_key]) app = App(b) app.init_chain(['ignore']) begin_block = RequestBeginBlock() app.begin_block(begin_block) result = app.deliver_tx(encode_tx_to_bytes(tx)) assert result.code == CodeTypeOk app.end_block(RequestEndBlock(height=99)) app.commit() assert b.get_transaction(tx.id).id == tx.id result = app.deliver_tx(encode_tx_to_bytes(tx)) assert result.code == CodeTypeError
def test_deliver_tx__double_spend_fails(b, init_chain_request): from bigchaindb import App from bigchaindb.models import Transaction from bigchaindb.common.crypto import generate_key_pair alice = generate_key_pair() bob = generate_key_pair() tx = Transaction.create([alice.public_key], [([bob.public_key], 1)])\ .sign([alice.private_key]) app = App(b) app.init_chain(init_chain_request) begin_block = RequestBeginBlock() app.begin_block(begin_block) result = app.deliver_tx(encode_tx_to_bytes(tx)) assert result.code == CodeTypeOk app.end_block(RequestEndBlock(height=99)) app.commit() assert b.get_transaction(tx.id).id == tx.id result = app.deliver_tx(encode_tx_to_bytes(tx)) assert result.code == CodeTypeError
def test_deliver_tx__valid_create_updates_db_and_emits_event( b, init_chain_request): import multiprocessing as mp from bigchaindb import App from bigchaindb.models import Transaction from bigchaindb.common.crypto import generate_key_pair alice = generate_key_pair() bob = generate_key_pair() events = mp.Queue() tx = Transaction.create([alice.public_key], [([bob.public_key], 1)])\ .sign([alice.private_key]) app = App(b, events) app.init_chain(init_chain_request) begin_block = RequestBeginBlock() app.begin_block(begin_block) result = app.deliver_tx(encode_tx_to_bytes(tx)) assert result.code == CodeTypeOk app.end_block(RequestEndBlock(height=99)) app.commit() assert b.get_transaction(tx.id).id == tx.id block_event = events.get() assert block_event.data['transactions'] == [tx]
def test_deliver_tx__valid_create_updates_db_and_emits_event(b, init_chain_request): import multiprocessing as mp from bigchaindb import App from bigchaindb.models import Transaction from bigchaindb.common.crypto import generate_key_pair alice = generate_key_pair() bob = generate_key_pair() events = mp.Queue() tx = Transaction.create([alice.public_key], [([bob.public_key], 1)])\ .sign([alice.private_key]) app = App(b, events) app.init_chain(init_chain_request) begin_block = RequestBeginBlock() app.begin_block(begin_block) result = app.deliver_tx(encode_tx_to_bytes(tx)) assert result.code == CodeTypeOk app.end_block(RequestEndBlock(height=99)) app.commit() assert b.get_transaction(tx.id).id == tx.id block_event = events.get() assert block_event.data['transactions'] == [tx]
def test_deliver_transfer_tx__double_spend_fails(a, b, init_chain_request): from bigchaindb import App from bigchaindb.models import Transaction from bigchaindb.common.crypto import generate_key_pair app = App(a, b) app.init_chain(init_chain_request) begin_block = types.RequestBeginBlock() app.begin_block(begin_block) alice = generate_key_pair() bob = generate_key_pair() carly = generate_key_pair() asset = { 'msg': 'live long and prosper' } tx = Transaction.create([alice.public_key], [([alice.public_key], 1)], asset=asset)\ .sign([alice.private_key]) result = app.deliver_tx(encode_tx_to_bytes(tx)) assert result.code == CodeTypeOk tx_transfer = Transaction.transfer(tx.to_inputs(), [([bob.public_key], 1)], asset_id=tx.id)\ .sign([alice.private_key]) result = app.deliver_tx(encode_tx_to_bytes(tx_transfer)) assert result.code == CodeTypeOk double_spend = Transaction.transfer(tx.to_inputs(), [([carly.public_key], 1)], asset_id=tx.id)\ .sign([alice.private_key]) result = app.deliver_tx(encode_tx_to_bytes(double_spend)) assert result.code == CodeTypeError
def test_deliver_transfer_tx__double_spend_fails(b, init_chain_request): from bigchaindb import App from bigchaindb.models import Transaction from bigchaindb.common.crypto import generate_key_pair app = App(b) app.init_chain(init_chain_request) begin_block = RequestBeginBlock() app.begin_block(begin_block) alice = generate_key_pair() bob = generate_key_pair() carly = generate_key_pair() asset = { 'msg': 'live long and prosper' } tx = Transaction.create([alice.public_key], [([alice.public_key], 1)], asset=asset)\ .sign([alice.private_key]) result = app.deliver_tx(encode_tx_to_bytes(tx)) assert result.code == CodeTypeOk tx_transfer = Transaction.transfer(tx.to_inputs(), [([bob.public_key], 1)], asset_id=tx.id)\ .sign([alice.private_key]) result = app.deliver_tx(encode_tx_to_bytes(tx_transfer)) assert result.code == CodeTypeOk double_spend = Transaction.transfer(tx.to_inputs(), [([carly.public_key], 1)], asset_id=tx.id)\ .sign([alice.private_key]) result = app.deliver_tx(encode_tx_to_bytes(double_spend)) assert result.code == CodeTypeError
def test_store_pre_commit_state_in_end_block(b, alice, init_chain_request): from bigchaindb import App from bigchaindb.backend import query from bigchaindb.models import Transaction from bigchaindb.backend.query import PRE_COMMIT_ID tx = Transaction.create([alice.public_key], [([alice.public_key], 1)], asset={'msg': 'live long and prosper'})\ .sign([alice.private_key]) app = App(b) app.init_chain(init_chain_request) begin_block = RequestBeginBlock() app.begin_block(begin_block) app.deliver_tx(encode_tx_to_bytes(tx)) app.end_block(RequestEndBlock(height=99)) resp = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID) assert resp['commit_id'] == PRE_COMMIT_ID assert resp['height'] == 99 assert resp['transactions'] == [tx.id] app.begin_block(begin_block) app.deliver_tx(encode_tx_to_bytes(tx)) app.end_block(RequestEndBlock(height=100)) resp = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID) assert resp['commit_id'] == PRE_COMMIT_ID assert resp['height'] == 100 assert resp['transactions'] == [tx.id] # simulate a chain migration and assert the height is shifted b.store_abci_chain(100, 'new-chain') app = App(b) app.begin_block(begin_block) app.deliver_tx(encode_tx_to_bytes(tx)) app.end_block(RequestEndBlock(height=1)) resp = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID) assert resp['commit_id'] == PRE_COMMIT_ID assert resp['height'] == 101 assert resp['transactions'] == [tx.id]
def test_store_pre_commit_state_in_end_block(b, alice, init_chain_request): from bigchaindb import App from bigchaindb.backend import query from bigchaindb.models import Transaction tx = Transaction.create([alice.public_key], [([alice.public_key], 1)], asset={'msg': 'live long and prosper'})\ .sign([alice.private_key]) app = App(b) app.init_chain(init_chain_request) begin_block = RequestBeginBlock() app.begin_block(begin_block) app.deliver_tx(encode_tx_to_bytes(tx)) app.end_block(RequestEndBlock(height=99)) resp = query.get_pre_commit_state(b.connection) assert resp['height'] == 99 assert resp['transactions'] == [tx.id] app.begin_block(begin_block) app.deliver_tx(encode_tx_to_bytes(tx)) app.end_block(RequestEndBlock(height=100)) resp = query.get_pre_commit_state(b.connection) assert resp['height'] == 100 assert resp['transactions'] == [tx.id] # simulate a chain migration and assert the height is shifted b.store_abci_chain(100, 'new-chain') app = App(b) app.begin_block(begin_block) app.deliver_tx(encode_tx_to_bytes(tx)) app.end_block(RequestEndBlock(height=1)) resp = query.get_pre_commit_state(b.connection) assert resp['height'] == 101 assert resp['transactions'] == [tx.id]