def test_withdraw_unstake(self, stake, unstakes_info, amount,
expected_unstakes_info):
expected_total_unstake = sum(unstake
for unstake, _ in expected_unstakes_info)
stake_part = StakePart(stake=stake, unstakes_info=unstakes_info)
stake_part.normalize(block_height=500,
revision=Revision.FIX_UNSTAKE_BUG.value)
# withdraw() assumes that amount is less than total_stake
assert stake_part.total_unstake > amount
stake_part.withdraw_unstake(amount)
assert stake_part.stake == stake
assert stake_part.unstakes_info == expected_unstakes_info
assert stake_part.total_unstake == expected_total_unstake
def test_stake_part_set_unstake_update(self):
part = StakePart()
part.set_complete(True)
stake = 100
block_height = 10
part.add_stake(100)
unstake = stake
part.set_unstake(block_height, unstake)
self.assertEqual(0, part.stake)
self.assertEqual(stake, part.unstake)
self.assertEqual(block_height, part.unstake_block_height)
self.assertTrue(
part.is_set(BasePartState.DIRTY | BasePartState.COMPLETE))
block_height += block_height
unstake = 10
part.set_unstake(block_height, unstake)
self.assertEqual(stake - unstake, part.stake)
self.assertEqual(unstake, part.unstake)
self.assertEqual(block_height, part.unstake_block_height)
self.assertTrue(
part.is_set(BasePartState.DIRTY | BasePartState.COMPLETE))
refund_unstake = part.normalize(block_height + 1, Revision.IISS.value)
self.assertEqual(unstake, refund_unstake)
def test_stake_part_update(self):
stake: int = 10
unstake: int = 0
unstake_block_height: int = 0
part1 = StakePart(stake, unstake, unstake_block_height)
part1.normalize(0, Revision.IISS.value)
self.assertEqual(stake, part1.stake)
self.assertEqual(unstake, part1.unstake)
self.assertEqual(unstake_block_height, part1.unstake_block_height)
stake: int = 5
unstake: int = 5
unstake_block_height: int = 3
part2 = StakePart(stake, unstake, unstake_block_height)
part2.normalize(unstake_block_height + 1, Revision.IISS.value)
self.assertEqual(stake, part2.stake)
self.assertEqual(0, part2.unstake)
self.assertEqual(0, part2.unstake_block_height)
def test_normalize(self, revision, block_height, unstakes_info,
expected_expired_unstake, expected_unstakes_info,
expected_dirty):
stake = random.randint(0, 100)
stake_part = StakePart(stake=stake,
unstakes_info=copy.deepcopy(unstakes_info))
expired_unstake = stake_part.normalize(block_height, revision)
assert expired_unstake == expected_expired_unstake
assert stake_part.unstakes_info == expected_unstakes_info
assert stake_part.is_dirty() == expected_dirty
def test_stake_part_update_multiple_unstake(self):
stake: int = 5
block_height = 3
unstake_info1 = [10, 1]
unstake_info2 = [20, 2]
unstake_info3 = [40, 3]
unstake_info4 = [30, 5]
unstake_info5 = [100, 5]
unstakes_info = [
unstake_info1, unstake_info2, unstake_info3, unstake_info4,
unstake_info5
]
part = StakePart(stake=stake, unstakes_info=unstakes_info)
part.set_complete(True)
part.normalize(block_height, Revision.MULTIPLE_UNSTAKE.value)
self.assertEqual(stake, part.stake)
self.assertEqual(0, part.unstake)
self.assertEqual(0, part.unstake_block_height)
expected_info = [[40, 3], [30, 5], [100, 5]]
self.assertEqual(expected_info, part.unstakes_info)
def test_stake_part_on_rev_8(self, block_height, params, expected):
revision = 8
stake_part = StakePart(**params)
expired_unstake: int = stake_part.normalize(block_height=block_height,
revision=revision)
assert expired_unstake == expected["expired_unstake"]
assert stake_part.stake == expected["stake"]
assert stake_part.total_stake == expected["stake"] + expected["unstake"]
assert stake_part.unstake == expected["unstake"]
assert stake_part.total_unstake == expected["unstake"]
assert stake_part.unstake_block_height == expected[
"unstake_block_height"]
def test_set_unstakes_info(self, unstakes_info, new_total_unstake,
unstake_block_height, expected_unstakes_info):
old_total_unsake: int = sum(
info[0] for info in unstakes_info) if unstakes_info else 0
assert new_total_unstake != old_total_unsake
stake = random.randint(0, 100)
slot_max = 3
revision = Revision.FIX_UNSTAKE_BUG.value
block_height = 500
stake_part = StakePart(stake=stake, unstakes_info=unstakes_info)
stake_part.normalize(block_height, revision)
unstake_delta: int = new_total_unstake - old_total_unsake
stake_part.set_unstakes_info(unstake_block_height, new_total_unstake,
slot_max)
assert stake_part.is_dirty()
assert stake_part.stake == stake - unstake_delta
assert stake_part.unstakes_info == expected_unstakes_info
assert stake_part.total_unstake == new_total_unstake
assert stake_part.total_stake == stake_part.stake + stake_part.total_unstake
def test_stake_part_from_bytes_to_bytes(self):
part1 = StakePart()
part1.normalize(0, Revision.IISS.value)
data = part1.to_bytes(Revision.IISS.value)
self.assertTrue(isinstance(data, bytes))
self.assertEqual(5, len(data))
part2 = StakePart.from_bytes(data)
part2.normalize(0, Revision.IISS.value)
self.assertEqual(part1.stake, part2.stake)
self.assertEqual(part1.unstake, part2.unstake)
self.assertEqual(part1.unstake_block_height,
part2.unstake_block_height)
part3 = StakePart(10, 20, 30)
part3.normalize(0, Revision.IISS.value)
part4 = StakePart.from_bytes(part3.to_bytes(Revision.IISS.value))
part4.normalize(0, Revision.IISS.value)
self.assertEqual(part3.stake, part4.stake)
self.assertEqual(part3.unstake, part4.unstake)
self.assertEqual(part3.unstake_block_height,
part4.unstake_block_height)
def test_delegation_part_equal(self):
part1 = StakePart()
part1.normalize(0, Revision.IISS.value)
part2 = StakePart()
part2.normalize(1, Revision.IISS.value)
self.assertEqual(part1, part2)
offset = 100
part1.add_stake(offset)
part3 = StakePart(stake=offset)
part3.normalize(100, Revision.IISS.value)
self.assertEqual(part1, part3)
def test_delegation_part_equal(self):
part1 = StakePart()
part1.normalize(0)
part2 = StakePart()
part2.normalize(1)
self.assertEqual(part1, part2)
offset = 100
part1.add_stake(offset)
part3 = StakePart(stake=offset)
part3.normalize(100)
self.assertEqual(part1, part3)