def test_invertsign():
q1 = Qualean(random.choice([-1, 0, 1]))
if q1.get_number() < 0:
assert (q1.__invertsign__() > 0) == True, "invertsign not working"
elif q1.get_number() > 0:
assert (q1.__invertsign__() < 0) == True, "invertsign not working"
else:
assert (q1.__invertsign__() == 0) == True, "invertsign not working"
def test_qualean_lt():
q1, q2 = Qualean(1), Qualean(0)
if q1.number > 0:
q1 = q1.__invertsign__()
assert q1 < q2
def test_qualean_gt():
q1, q2 = Qualean(1), Qualean(0)
if q1.number < 0:
q1 = q1.__invertsign__()
assert q1 > q2
def test_qualean_le():
q1, q2, q3 = Qualean(1), Qualean(0), Qualean(0)
if q1.number > 0:
q1 = q1.__invertsign__()
assert q1 <= q2
assert q2 <= q3
def test_qualean_ge():
q1, q2, q3 = Qualean(1), Qualean(0), Qualean(0)
if q1.number < 0:
q1 = q1.__invertsign__()
assert q1 >= q2
assert q2 >= q3
def test_qualean_sqrt():
decimal.getcontext().prec = 10
sign = lambda x : copysign(1.0, x)
q = Qualean(-1)
if q.number < 0:
q = q.__invertsign__()
assert q.__sqrt__() == Decimal(q.number).sqrt()
def test_function_invertsign():
q1 = Qualean(random.choice(states))
if q1 != 0:
assert q1.__invertsign__() == -q1.q
else:
assert q1==0