def test_really_slow(self):
num_partials = 300
time_target = 24 * 3600
partials = []
current_time = uint64(time.time())
for i in range(num_partials):
partials.append((uint64(current_time - (i + 100) * 200), 20))
# Decreases by 5x
assert get_new_difficulty(partials, num_partials, time_target, 20, current_time, 1) == 4
# Respects min difficulty
assert get_new_difficulty(partials, num_partials, time_target, 20, current_time, 10) == 10
def test_recently_updated(self):
num_partials = 300
time_target = 24 * 3600
partials = []
current_time = uint64(time.time())
for i in range(num_partials):
partials.append((current_time - i * 200, 20))
assert get_new_difficulty(partials, num_partials, time_target, 50, current_time, 1) == 50
partials[0] = (current_time, 50)
assert get_new_difficulty(partials, num_partials, time_target, 50, current_time, 1) == 50
def test_decreases_diff(self):
num_partials = 300
time_target = 24 * 3600
partials = []
current_time = uint64(time.time())
for i in range(num_partials):
partials.append((uint64(current_time - (i) * 380), 20))
assert get_new_difficulty(partials, num_partials, time_target, 20, current_time, 1) == 15
def test_kind_of_slow(self):
num_partials = 300
time_target = 24 * 3600
partials = []
current_time = uint64(time.time())
for i in range(num_partials):
partials.append((uint64(current_time - (i + 20) * 200), 20))
# Decreases by 1.5x
assert get_new_difficulty(partials, num_partials, time_target, 20, current_time, 1) == (20 // 1.5)
def test_not_enough_partials_yet(self):
num_partials = 300
time_target = 24 * 3600
partials = []
current_time = uint64(time.time())
for i in range(num_partials):
partials.append((uint64(current_time - (i) * 200), 20))
partials[-1] = (partials[-1][0], 15)
# Doesn't change diff
assert get_new_difficulty(partials, num_partials, time_target, 20, current_time, 1) == 20
def test_no_things_in_db(self):
time_target = 24 * 3600
current_time = uint64(time.time())
assert get_new_difficulty([], 300, time_target, 10, current_time, 1) == 10