def __init__(self):
self.modified_stack = ModifiedStack()
self.pushed_element = None
self.push_state = None
self.pop_size = None
self.top = None
self.min = None
self.input_array = None
self.error_message = None
def __init__(self, logger=RealLogger()):
self.logger = logger
self.modified_stack = ModifiedStack()
self.pushed_element = None
self.push_state = None
self.pop_size = None
self.top = None
self.min = None
self.input_array = None
self.error_message = None
self.logger.log('Stack object was successfully created')
def test_can_pop_more_then_one_from_stack(self):
stack = ModifiedStack()
stack.push([20, 7, 56, 23])
stack.pop(3)
self.assertEqual(stack.look_top(), 20)
def test_can_create_empty__stack(self):
stack = ModifiedStack()
self.assertTrue(isinstance(stack, ModifiedStack))
def test_push_one_change_min(self):
stack = ModifiedStack([2])
stack.push(-5)
self.assertEqual(stack.find_min(), -5)
def test_can_push_one_elem_in_stack(self):
stack = ModifiedStack([2])
stack.push(3)
self.assertEqual(stack.look_top(), 3)
def test_push_in_empty_stack(self):
stack = ModifiedStack()
stack.push(2)
self.assertEqual(stack.look_top(), 2)
def test_can_find_min_in_stack(self):
stack = ModifiedStack()
stack.push([10, 20])
self.assertEqual(stack.find_min(), 10)
def test_size_not_zero(self):
stack = ModifiedStack([1, 2, 3, 4])
self.assertEqual(stack.size(), 4)
def test_size_return_zero_for_empty_stack(self):
stack = ModifiedStack()
self.assertEqual(stack.size(), 0)
def test_in_not_empty(self):
stack = ModifiedStack([1, 2, 3, 4])
self.assertFalse(stack.is_empty())
def test_is_empty(self):
stack = ModifiedStack()
self.assertTrue(stack.is_empty())
def test_raise_when_create_dheap_with_float_d(self):
with self.assertRaises(TypeError):
ModifiedStack([1, 2.0, 3, set()])
def test_raise_when_create_stack_with_not_list(self):
with self.assertRaises(TypeError):
ModifiedStack({'key1': 1, 'key2': 2})
def test_can_create_stack_from_list(self):
stack = ModifiedStack([1, 2, 6, 7, 8])
self.assertEqual(stack.look_top(), 8)
def test_raise_pop_if_count_more_then_stack_size(self):
stack = ModifiedStack()
stack.push([20, 7, 56, 23])
with self.assertRaises(ValueError):
stack.pop(200)
def test_raise_when_count_in_pop_not_int(self):
with self.assertRaises(ValueError):
stack = ModifiedStack([1, 45, 67, 67])
stack.pop(-3.5)
def test_can_look_top(self):
stack = ModifiedStack([34, 467, 567, 768])
self.assertEqual(stack.look_top(), 768)
def test_find_min_return_none_if_stack_empty(self):
stack = ModifiedStack()
self.assertEqual(stack.find_min(), None)
def test_look_top_return_none_if_stack_empty(self):
stack = ModifiedStack()
self.assertEqual(stack.look_top(), None)
