nucypher/tests/integration/cli/actions/test_select_stake.py

284 lines
12 KiB
Python

"""
This file is part of nucypher.
nucypher is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
nucypher is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with nucypher. If not, see <https://www.gnu.org/licenses/>.
"""
from typing import Callable, List
import click
import pytest
from nucypher.blockchain.eth.actors import StakeHolder
from nucypher.blockchain.eth.constants import NULL_ADDRESS
from nucypher.blockchain.eth.token import Stake
from nucypher.cli.actions.select import select_stake
from nucypher.cli.literature import NO_STAKES_FOUND, ONLY_DISPLAYING_DIVISIBLE_STAKES_NOTE
from nucypher.cli.painting.staking import STAKER_TABLE_COLUMNS, STAKE_TABLE_COLUMNS
from nucypher.types import SubStakeInfo, StakerInfo
def make_sub_stakes(current_period, token_economics, sub_stakes_functions: List[Callable]) -> List[SubStakeInfo]:
sub_stakes = []
for function in sub_stakes_functions:
sub_stakes.extend(function(current_period, token_economics))
return sub_stakes
def empty_sub_stakes(_current_period, _token_economics) -> List[SubStakeInfo]:
return []
def inactive_sub_stakes(current_period, token_economics) -> List[SubStakeInfo]:
stakes = [SubStakeInfo(first_period=1,
last_period=current_period - 2,
locked_value=token_economics.minimum_allowed_locked),
SubStakeInfo(first_period=current_period - 4,
last_period=current_period - 3,
locked_value=2 * token_economics.minimum_allowed_locked + 1)]
return stakes
def unlocked_sub_stakes(current_period, token_economics) -> List[SubStakeInfo]:
stakes = [SubStakeInfo(first_period=1,
last_period=current_period - 1,
locked_value=token_economics.minimum_allowed_locked),
SubStakeInfo(first_period=current_period - 3,
last_period=current_period - 1,
locked_value=2 * token_economics.minimum_allowed_locked + 1)]
return stakes
def not_editable_sub_stakes(current_period, token_economics) -> List[SubStakeInfo]:
stakes = [SubStakeInfo(first_period=1,
last_period=current_period,
locked_value=token_economics.minimum_allowed_locked),
SubStakeInfo(first_period=current_period - 3,
last_period=current_period,
locked_value=2 * token_economics.minimum_allowed_locked + 1)]
return stakes
def non_divisible_sub_stakes(current_period, token_economics) -> List[SubStakeInfo]:
stakes = [SubStakeInfo(first_period=1,
last_period=current_period + 1,
locked_value=token_economics.minimum_allowed_locked),
SubStakeInfo(first_period=current_period - 3,
last_period=current_period + 2,
locked_value=2 * token_economics.minimum_allowed_locked - 1),
SubStakeInfo(first_period=current_period - 1,
last_period=current_period + 2,
locked_value=token_economics.minimum_allowed_locked + 1)]
return stakes
def divisible_sub_stakes(current_period, token_economics) -> List[SubStakeInfo]:
stakes = [SubStakeInfo(first_period=1,
last_period=current_period + 1,
locked_value=2 * token_economics.minimum_allowed_locked),
SubStakeInfo(first_period=current_period - 3,
last_period=current_period + 2,
locked_value=2 * token_economics.minimum_allowed_locked + 1)]
return stakes
@pytest.fixture()
def current_period(mock_staking_agent):
current_period = 10
return current_period
@pytest.fixture()
def stakeholder(current_period, mock_staking_agent, test_registry):
mock_staking_agent.get_current_period.return_value = current_period
staker_info = StakerInfo(current_committed_period=current_period-1,
next_committed_period=current_period,
value=0,
last_committed_period=0,
lock_restake_until_period=False,
completed_work=0,
worker_start_period=0,
worker=NULL_ADDRESS,
flags=bytes())
mock_staking_agent.get_staker_info.return_value = staker_info
return StakeHolder(registry=test_registry)
def assert_stake_table_painted(output: str) -> None:
for column_name in (*STAKER_TABLE_COLUMNS, *STAKE_TABLE_COLUMNS):
assert column_name in output
def assert_stake_table_not_painted(output: str) -> None:
for column_name in (*STAKER_TABLE_COLUMNS, *STAKE_TABLE_COLUMNS):
assert column_name not in output
@pytest.mark.parametrize('sub_stakes_functions', [
[empty_sub_stakes],
[inactive_sub_stakes],
[unlocked_sub_stakes],
[not_editable_sub_stakes],
[inactive_sub_stakes, unlocked_sub_stakes, not_editable_sub_stakes]
])
def test_handle_selection_with_with_no_editable_stakes(test_emitter,
stakeholder,
mock_staking_agent,
mock_testerchain,
mock_stdin, # used to assert user hasn't been prompted
capsys,
current_period,
token_economics,
sub_stakes_functions):
mock_stakes = make_sub_stakes(current_period, token_economics, sub_stakes_functions)
mock_staking_agent.get_all_stakes.return_value = mock_stakes
staker = mock_testerchain.unassigned_accounts[0]
stakeholder.set_staker(staker)
# Test
with pytest.raises(click.Abort):
select_stake(emitter=test_emitter, staker=stakeholder)
# Examine
captured = capsys.readouterr()
assert NO_STAKES_FOUND in captured.out
assert_stake_table_not_painted(output=captured.out)
assert mock_stdin.empty()
@pytest.mark.parametrize('sub_stakes_functions', [
[non_divisible_sub_stakes],
[divisible_sub_stakes],
[inactive_sub_stakes, non_divisible_sub_stakes],
[unlocked_sub_stakes, non_divisible_sub_stakes],
[not_editable_sub_stakes, non_divisible_sub_stakes],
[unlocked_sub_stakes, divisible_sub_stakes],
[not_editable_sub_stakes, divisible_sub_stakes],
[inactive_sub_stakes, divisible_sub_stakes],
[inactive_sub_stakes, not_editable_sub_stakes, non_divisible_sub_stakes, unlocked_sub_stakes, divisible_sub_stakes]
])
def test_select_editable_stake(test_emitter,
stakeholder,
mock_staking_agent,
mock_testerchain,
mock_stdin, # used to assert user hasn't been prompted
capsys,
current_period,
token_economics,
sub_stakes_functions):
mock_stakes = make_sub_stakes(current_period, token_economics, sub_stakes_functions)
mock_staking_agent.get_all_stakes.return_value = mock_stakes
staker = mock_testerchain.unassigned_accounts[0]
stakeholder.set_staker(staker)
selection = len(mock_stakes) - 1
expected_stake = Stake.from_stake_info(stake_info=mock_stakes[selection],
staking_agent=mock_staking_agent, # stakinator
index=selection,
checksum_address=stakeholder.checksum_address,
economics=token_economics)
# User's selection
mock_stdin.line(str(selection))
selected_stake = select_stake(emitter=test_emitter, staker=stakeholder)
# Check stake accuracy
assert isinstance(selected_stake, Stake)
assert selected_stake == expected_stake
# Examine the output
captured = capsys.readouterr()
assert NO_STAKES_FOUND not in captured.out
assert ONLY_DISPLAYING_DIVISIBLE_STAKES_NOTE not in captured.out
assert_stake_table_painted(output=captured.out)
assert mock_stdin.empty()
def test_handle_selection_with_no_divisible_stakes(test_emitter,
stakeholder,
mock_staking_agent,
mock_testerchain,
mock_stdin, # used to assert user hasn't been prompted
capsys,
current_period,
token_economics):
# Setup
mock_stakes = make_sub_stakes(current_period, token_economics, [non_divisible_sub_stakes])
mock_staking_agent.get_all_stakes.return_value = mock_stakes
staker = mock_testerchain.unassigned_accounts[0]
stakeholder.set_staker(staker)
# FAILURE: Divisible only with no divisible stakes on chain
with pytest.raises(click.Abort):
select_stake(emitter=test_emitter, staker=stakeholder, stakes_status=Stake.Status.DIVISIBLE)
# Divisible warning was displayed, but having
# no divisible stakes cases an expected failure
captured = capsys.readouterr()
assert NO_STAKES_FOUND in captured.out
assert ONLY_DISPLAYING_DIVISIBLE_STAKES_NOTE in captured.out
assert_stake_table_not_painted(output=captured.out)
assert mock_stdin.empty()
@pytest.mark.parametrize('sub_stakes_functions', [
[divisible_sub_stakes],
[inactive_sub_stakes, divisible_sub_stakes],
[unlocked_sub_stakes, divisible_sub_stakes],
[not_editable_sub_stakes, divisible_sub_stakes],
[non_divisible_sub_stakes, divisible_sub_stakes],
[inactive_sub_stakes, not_editable_sub_stakes, non_divisible_sub_stakes, unlocked_sub_stakes, divisible_sub_stakes]
])
def test_select_divisible_stake(test_emitter,
stakeholder,
mock_staking_agent,
mock_testerchain,
mock_stdin, # used to assert user hasn't been prompted
capsys,
current_period,
token_economics,
sub_stakes_functions):
# Setup
mock_stakes = make_sub_stakes(current_period, token_economics, sub_stakes_functions)
mock_staking_agent.get_all_stakes.return_value = mock_stakes
staker = mock_testerchain.unassigned_accounts[0]
stakeholder.set_staker(staker)
selection = len(mock_stakes) - 1
expected_stake = Stake.from_stake_info(stake_info=mock_stakes[selection],
staking_agent=mock_staking_agent, # stakinator
index=selection,
checksum_address=stakeholder.checksum_address,
economics=token_economics)
# SUCCESS: Display all divisible-only stakes and make a selection
mock_stdin.line(str(selection))
selected_stake = select_stake(emitter=test_emitter, staker=stakeholder, stakes_status=Stake.Status.DIVISIBLE)
assert isinstance(selected_stake, Stake)
assert selected_stake == expected_stake
# Examine the output
captured = capsys.readouterr()
assert NO_STAKES_FOUND not in captured.out
assert ONLY_DISPLAYING_DIVISIBLE_STAKES_NOTE in captured.out
assert_stake_table_painted(output=captured.out)
assert mock_stdin.empty()