def test_increment_neq(self):
value = Increment(100.7)
value2 = Increment(42)
self.assertNotEqual(value, value2)
def test_increment_copy(self):
value = Increment(100.7)
value2 = value.copy()
self.assertEqual(value, value2)
def test_increment_copy_and_step(self):
value = Increment(100.7)
value2 = value.copy()
self.assertEqual(value.next(), value2.next())
def test_increment_next_with_custom_stepsize(self):
value = Increment(-47.11, 10)
self.assertEqual(-37.11, value.next())
def test_increment_next(self):
value = Increment(-47.11)
self.assertEqual(-46.11, value.next())
def test_increment_init_with_value(self):
value = Increment(100.7)
self.assertEqual(100.7, value.value)
def test_increment_init_default(self):
value = Increment()
self.assertEqual(0, value.value)
def test_increment_modify(self):
value = Increment(42)
with self.assertRaises(AttributeError):
value.value = 21