def test_copy(self):
eprint(">> Continuum.copy(self)")
for i in range(self.__nb_unit_test):
# Emptyset
c_ = Continuum()
c = c_.copy()
self.assertTrue(c.is_empty())
self.assertEqual(c.get_min_value(), None)
self.assertEqual(c.get_max_value(), None)
self.assertEqual(c.min_included(), None)
self.assertEqual(c.max_included(), None)
# Non empty
min = random.uniform(self.__min_value, self.__max_value)
max = random.uniform(min, self.__max_value)
min_included = random.choice([True, False])
max_included = random.choice([True, False])
c_ = Continuum(min, max, min_included, max_included)
c = c_.copy()
self.assertFalse(c.is_empty())
self.assertEqual(c.get_min_value(), min)
self.assertEqual(c.get_max_value(), max)
self.assertEqual(c.min_included(), min_included)
self.assertEqual(c.max_included(), max_included)
def test_set_upper_bound(self):
eprint(">> Continuum.set_upper_bound(self, value, included)")
for i in range(self.__nb_unit_test):
# Empty set
c = Continuum()
self.assertRaises(TypeError, c.set_upper_bound, "string", True)
self.assertRaises(TypeError, c.set_upper_bound, "string", False)
self.assertRaises(TypeError, c.set_upper_bound, 0.5, 10)
value = random.uniform(self.__min_value, self.__max_value)
# extend with exclusion gives empty set, mistake expected from user
# or both min and max will be changed and constructor must be used
self.assertRaises(ValueError, c.set_upper_bound, value, False)
c.set_upper_bound(value, True)
# Empty set to one value interval
self.assertEqual(c, Continuum(value, value, True, True))
# Regular continuum
# over min value
c = Continuum.random(self.__min_value, self.__max_value)
value = random.uniform(self.__min_value, c.get_min_value())
while value == c.get_min_value():
value = random.uniform(self.__min_value, c.get_min_value())
self.assertRaises(ValueError, c.set_upper_bound, value, True)
self.assertRaises(ValueError, c.set_upper_bound, value, False)
# on min value
c = Continuum.random(self.__min_value, self.__max_value)
c_old = c.copy()
value = c.get_min_value()
if not c.max_included() or not c.min_included():
c.set_upper_bound(value, False)
self.assertEqual(c,
Continuum()) # continuum reduced to empty set
else:
c.set_upper_bound(value, True)
self.assertEqual(c.get_max_value(), value)
self.assertEqual(c.max_included(), True)
self.assertEqual(c.get_max_value(), c.get_min_value())
self.assertEqual(c.get_min_value(), c_old.get_min_value())
self.assertEqual(c.min_included(), c_old.min_included())
# other valid value
c = Continuum.random(self.__min_value, self.__max_value)
c_old = c.copy()
value = random.uniform(c.get_min_value(), self.__max_value)
while value == c.get_min_value():
value = random.uniform(c.get_min_value(), self.__max_value)
c.set_upper_bound(value, True)
self.assertEqual(c.get_max_value(), value)
self.assertEqual(c.max_included(), True)
c = Continuum.random(self.__min_value, self.__max_value)
c_old = c.copy()
value = random.uniform(c.get_min_value(), self.__max_value)
while value == c.get_min_value():
value = random.uniform(c.get_min_value(), self.__max_value)
c.set_upper_bound(value, False)
self.assertEqual(c.get_max_value(), value)
self.assertEqual(c.max_included(), False)
def test__eq__(self):
eprint(">> Continuum.__eq__(self, continuum)")
for i in range(self.__nb_unit_test):
# emptyset
c = Continuum()
self.assertTrue(Continuum() == Continuum())
self.assertTrue(c == Continuum())
self.assertTrue(c == c)
self.assertFalse(Continuum() != Continuum())
self.assertFalse(c != Continuum())
self.assertFalse(c != c)
c = Continuum.random(self.__min_value, self.__max_value)
self.assertTrue(c == c)
self.assertFalse(c != c)
self.assertEqual(c == Continuum(), c.is_empty())
c_ = Continuum.random(self.__min_value, self.__max_value)
if c.is_empty() and c_.is_empty():
self.assertTrue(c == c_)
self.assertTrue(c != c_)
if c.is_empty() != c_.is_empty():
self.assertFalse(c == c_)
self.assertTrue(c != c_)
if c.get_min_value() != c_.get_min_value():
self.assertFalse(c == c_)
self.assertTrue(c != c_)
if c.get_max_value() != c_.get_max_value():
self.assertFalse(c == c_)
self.assertTrue(c != c_)
if c.min_included() != c_.min_included():
self.assertFalse(c == c_)
self.assertTrue(c != c_)
if c.max_included() != c_.max_included():
self.assertFalse(c == c_)
self.assertTrue(c != c_)
# exaustive modifications
if not c.is_empty():
c_ = c.copy()
value = random.uniform(1, 100)
c_.set_lower_bound(c.get_min_value() - value, True)
self.assertFalse(c == c_)
self.assertTrue(c != c_)
c_.set_lower_bound(c.get_min_value() - value, False)
self.assertFalse(c == c_)
self.assertTrue(c != c_)
c_ = c.copy()
c_.set_lower_bound(c.get_min_value(), not c.min_included())
self.assertFalse(c == c_)
self.assertTrue(c != c_)
c_ = c.copy()
value = random.uniform(1, 100)
c_.set_upper_bound(c.get_min_value() + value, True)
self.assertFalse(c == c_)
self.assertTrue(c != c_)
c_.set_upper_bound(c.get_min_value() + value, False)
self.assertFalse(c == c_)
self.assertTrue(c != c_)
c_ = c.copy()
c_.set_upper_bound(c.get_max_value(), not c.max_included())
self.assertFalse(c == c_)
self.assertTrue(c != c_)
# different type
self.assertFalse(c == "test")
self.assertFalse(c == 0)
self.assertFalse(c == True)
self.assertFalse(c == [])