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add cleanup function to withdraw the script funds
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@saratomaz
saratomaz committed May 23, 2022
1 parent 19c0508 commit 3c31354
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Showing 2 changed files with 317 additions and 60 deletions.
187 changes: 170 additions & 17 deletions cardano_node_tests/tests/test_plutus_spend_build.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
import shutil
from pathlib import Path
from typing import Any
from typing import Generator
from typing import List
from typing import Optional
from typing import Tuple
Expand All @@ -13,6 +14,7 @@
import hypothesis
import hypothesis.strategies as st
import pytest
from _pytest.fixtures import FixtureRequest
from cardano_clusterlib import clusterlib

from cardano_node_tests.tests import common
Expand Down Expand Up @@ -461,9 +463,7 @@ def test_txout_locking(
@pytest.mark.dbsync
@pytest.mark.testnets
def test_context_equivalance(
self,
cluster: clusterlib.ClusterLib,
pool_users: List[clusterlib.PoolUser],
self, cluster: clusterlib.ClusterLib, pool_users: List[clusterlib.PoolUser]
):
"""Test context equivalence while spending a locked UTxO.
Expand Down Expand Up @@ -1077,6 +1077,7 @@ def test_partial_spending(
self,
cluster: clusterlib.ClusterLib,
payment_addrs: List[clusterlib.AddressRecord],
request: FixtureRequest,
):
"""Test spending part of funds (Lovelace and native tokens) on a locked UTxO.
Expand All @@ -1091,6 +1092,7 @@ def test_partial_spending(
* check expected Plutus cost
* (optional) check transactions in db-sync
"""
# pylint: disable=too-many-locals
temp_template = common.get_test_id(cluster)

token_rand = clusterlib.get_rand_str(5)
Expand Down Expand Up @@ -1157,6 +1159,7 @@ def test_partial_spending(
script_lovelace_balance = functools.reduce(
lambda x, y: x + y.amount, script_lovelace_utxos, 0
)

# Lovelace balance on change UTxOs
change_lovelace_utxos = [
u for u in [*change_utxos, *build_change_utxos] if u.coin == clusterlib.DEFAULT_COIN
Expand All @@ -1165,6 +1168,24 @@ def test_partial_spending(
lambda x, y: x + y.amount, change_lovelace_utxos, 0
)

# withdrawal script address
def _withdrawal_script_address():
_build_spend_locked_txin(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
script_utxos=change_utxos,
collateral_utxos=collateral_utxos,
plutus_op=plutus_op,
amount=2_000_000,
tokens=[plutus_common.Token(coin=t.token, amount=80) for t in tokens],
)

request.addfinalizer(_withdrawal_script_address)

cluster.get_utxo(script_utxos[0].address)

assert (
change_lovelace_balance == script_lovelace_balance - tx_output_spend.fee - amount_spend
)
Expand Down Expand Up @@ -1312,6 +1333,7 @@ def test_collateral_w_tokens(
self,
cluster: clusterlib.ClusterLib,
payment_addrs: List[clusterlib.AddressRecord],
request: FixtureRequest,
):
"""Test spending the locked UTxO while collateral contains native tokens.
Expand Down Expand Up @@ -1354,6 +1376,41 @@ def test_collateral_w_tokens(
tokens_collateral=tokens_rec,
)

# withdrawal script address
def _withdrawal_script_address():
redeem_cost = plutus_common.compute_cost(
execution_cost=plutus_op.execution_cost,
protocol_params=cluster.get_protocol_params(),
)

destinations = [
clusterlib.TxOut(address=payment_addrs[1].address, amount=redeem_cost.collateral)
]
tx_files = clusterlib.TxFiles(signing_key_files=[payment_addrs[0].skey_file])

tx_raw_output = cluster.send_funds(
src_address=payment_addrs[0].address,
destinations=destinations,
tx_name=temp_template,
tx_files=tx_files,
)

txid_collateral = cluster.get_txid(tx_body_file=tx_raw_output.out_file)
collateral_utxos_without_tokens = cluster.get_utxo(txin=f"{txid_collateral}#0")

_build_spend_locked_txin(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
script_utxos=script_utxos,
collateral_utxos=collateral_utxos_without_tokens,
plutus_op=plutus_op,
amount=2_000_000,
)

request.addfinalizer(_withdrawal_script_address)

with pytest.raises(clusterlib.CLIError) as excinfo:
_build_spend_locked_txin(
temp_template=temp_template,
Expand All @@ -1379,6 +1436,7 @@ def test_same_collateral_txin(
self,
cluster: clusterlib.ClusterLib,
payment_addrs: List[clusterlib.AddressRecord],
request: FixtureRequest,
):
"""Test spending the locked UTxO while using the same UTxO as collateral.
Expand All @@ -1401,14 +1459,29 @@ def test_same_collateral_txin(
execution_cost=plutus_common.ALWAYS_SUCCEEDS_COST,
)

script_utxos, __, tx_output_fund = _build_fund_script(
script_utxos, collateral_utxos, tx_output_fund = _build_fund_script(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
plutus_op=plutus_op,
)

# withdrawal script address
def _withdrawal_script_address():
_build_spend_locked_txin(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
script_utxos=script_utxos,
collateral_utxos=collateral_utxos,
plutus_op=plutus_op,
amount=2_000_000,
)

request.addfinalizer(_withdrawal_script_address)

with pytest.raises(clusterlib.CLIError) as excinfo:
_build_spend_locked_txin(
temp_template=temp_template,
Expand All @@ -1420,6 +1493,7 @@ def test_same_collateral_txin(
plutus_op=plutus_op,
amount=2_000_000,
)

assert "Expected key witnessed collateral" in str(excinfo.value)

# check expected fees
Expand All @@ -1441,6 +1515,7 @@ def test_guessing_game(
self,
cluster: clusterlib.ClusterLib,
payment_addrs: List[clusterlib.AddressRecord],
request: FixtureRequest,
variant: str,
):
"""Test locking a Tx output with a Plutus script and spending the locked UTxO.
Expand All @@ -1458,6 +1533,37 @@ def test_guessing_game(
"""
temp_template = f"{common.get_test_id(cluster)}_{variant}"

plutus_op = plutus_common.PlutusOp(
script_file=plutus_common.GUESSING_GAME_PLUTUS,
datum_file=plutus_common.DATUM_42_TYPED,
redeemer_file=plutus_common.REDEEMER_42_TYPED,
execution_cost=plutus_common.GUESSING_GAME_COST,
)

script_utxos, collateral_utxos, __ = _build_fund_script(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
plutus_op=plutus_op,
)

# withdrawal script address
def _withdrawal_script_address():
_build_spend_locked_txin(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
script_utxos=script_utxos,
collateral_utxos=collateral_utxos,
plutus_op=plutus_op,
amount=2_000_000,
)

# add the finalizer just one time
request.addfinalizer(_withdrawal_script_address)

if variant == "42_43":
datum_file = plutus_common.DATUM_42_TYPED
redeemer_file = plutus_common.REDEEMER_43_TYPED
Expand All @@ -1470,21 +1576,13 @@ def test_guessing_game(
else:
raise AssertionError("Unknown test variant.")

plutus_op = plutus_common.PlutusOp(
plutus_op_variant = plutus_common.PlutusOp(
script_file=plutus_common.GUESSING_GAME_PLUTUS,
datum_file=datum_file,
redeemer_file=redeemer_file,
execution_cost=plutus_common.GUESSING_GAME_COST,
)

script_utxos, collateral_utxos, __ = _build_fund_script(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
plutus_op=plutus_op,
)

with pytest.raises(clusterlib.CLIError) as excinfo:
_build_spend_locked_txin(
temp_template=temp_template,
Expand All @@ -1493,18 +1591,21 @@ def test_guessing_game(
dst_addr=payment_addrs[1],
script_utxos=script_utxos,
collateral_utxos=collateral_utxos,
plutus_op=plutus_op,
plutus_op=plutus_op_variant,
amount=2_000_000,
)

assert "The Plutus script evaluation failed" in str(excinfo.value)
assert "The Plutus script evaluation failed" in str(
excinfo.value
) or "The Plutus script witness has the wrong datum" in str(excinfo.value)

@allure.link(helpers.get_vcs_link())
@pytest.mark.testnets
def test_two_scripts_spending_one_fail(
self,
cluster: clusterlib.ClusterLib,
payment_addrs: List[clusterlib.AddressRecord],
request: FixtureRequest,
):
"""Test locking two Tx outputs with two different Plutus scripts in single Tx, one fails.
Expand Down Expand Up @@ -1596,6 +1697,22 @@ def test_two_scripts_spending_one_fail(
collateral_utxos1 = cluster.get_utxo(txin=f"{txid_fund}#3")
collateral_utxos2 = cluster.get_utxo(txin=f"{txid_fund}#4")

# withdrawal script address
def _withdrawal_script_address():
_build_spend_locked_txin(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
script_utxos=script_utxos1,
collateral_utxos=collateral_utxos1,
plutus_op=plutus_op1,
amount=2_000_000,
)

# add the finalizer
request.addfinalizer(_withdrawal_script_address)

# Step 2: spend the "locked" UTxOs

assert plutus_op1.datum_file and plutus_op2.datum_file
Expand Down Expand Up @@ -1650,7 +1767,7 @@ def fund_script_guessing_game(
self,
cluster: clusterlib.ClusterLib,
payment_addrs: List[clusterlib.AddressRecord],
) -> Tuple[List[clusterlib.UTXOData], List[clusterlib.UTXOData]]:
) -> Generator[Tuple[List[clusterlib.UTXOData], List[clusterlib.UTXOData]], None, None]:
"""Fund a Plutus script and create the locked UTxO and collateral UTxO.
Uses `cardano-cli transaction build` command for building the transactions.
Expand All @@ -1671,7 +1788,26 @@ def fund_script_guessing_game(
plutus_op=plutus_op,
)

return script_utxos, collateral_utxos
yield script_utxos, collateral_utxos

# withdrawal script address
plutus_op = plutus_common.PlutusOp(
script_file=plutus_common.GUESSING_GAME_UNTYPED_PLUTUS,
datum_file=plutus_common.DATUM_42,
redeemer_value="42",
execution_cost=plutus_common.GUESSING_GAME_UNTYPED_COST,
)

_build_spend_locked_txin(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
script_utxos=script_utxos,
collateral_utxos=collateral_utxos,
plutus_op=plutus_op,
amount=self.AMOUNT,
)

def _int_out_of_range(
self,
Expand Down Expand Up @@ -2305,6 +2441,7 @@ def test_unlock_tx_wrong_datum(
self,
cluster: clusterlib.ClusterLib,
payment_addrs: List[clusterlib.AddressRecord],
request: FixtureRequest,
):
"""Test locking a Tx output and try to spend it with a wrong datum.
Expand All @@ -2327,6 +2464,22 @@ def test_unlock_tx_wrong_datum(
plutus_op=plutus_op_1,
)

# withdrawal script address
def _withdrawal_script_address():
_build_spend_locked_txin(
temp_template=temp_template,
cluster_obj=cluster,
payment_addr=payment_addrs[0],
dst_addr=payment_addrs[1],
script_utxos=script_utxos,
collateral_utxos=collateral_utxos,
plutus_op=plutus_op_1,
amount=2_000_000,
)

# add the finalizer
request.addfinalizer(_withdrawal_script_address)

# use a wrong datum to try to unlock the funds
plutus_op_2 = plutus_common.PlutusOp(
script_file=plutus_common.ALWAYS_SUCCEEDS_PLUTUS,
Expand Down
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