def test_calculate_total_product__if_one_positive_value__returns_this_value(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with one positive value
3. Call calculate_total_product()
Expected result: This value returned
"""
sortings = Sortings()
sortings.list = [11]
actual_result = sortings.calculate_total_product()
self.assertEqual(11, actual_result)
def test_sort_desc_bubble__if_non_negative_values__returns_list_sorted_desc(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with non_negative int values
3. Call sort_desc_bubble()
Expected result: This list sorted desc returned
"""
sortings = Sortings()
sortings.list = [5098, 6000, 564, 324, 0, 13, 28, 45, 1]
actual_result = sortings.sort_desc_bubble()
self.assertEqual([6000, 5098, 564, 324, 45, 28, 13, 1, 0], actual_result)
def test__find_minimum__if_float_values__returns_minimum(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with float values
3. Call find_minimum()
Expected result: The minimal value returned
"""
sortings = Sortings()
sortings.list = [0.333, 0, 1 / 3, 1.0 / 3.0]
actual_result = sortings.find_minimum()
self.assertEqual(0, actual_result)
def test_calculate_total__total_is_calculated(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with int values
3. Call calculate_total()
Expected result: Total of int values returned
"""
sortings = Sortings()
sortings.list = [20202, 1, 2, 3]
actual_result = sortings.calculate_total()
self.assertEqual(20208, actual_result)
def test__find_minimum__if_negative_values__returns_minimum(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with negative values
3. Call find_minimum()
Expected result: The minimal negative value returned
"""
sortings = Sortings()
sortings.list = [-2, 2, -1, 0]
actual_result = sortings.find_minimum()
self.assertEqual(-2, actual_result)
def test_sort_asc_bubble__if_mixed_int_values__returns_list_sorted_asc(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with mix of negative and non-negative int values
3. Call sort_asc_bubble()
Expected result: This list sorted asc returned
"""
sortings = Sortings()
sortings.list = [-1, -600, 564, -3224, 333, -208, 34, 1, 0]
actual_result = sortings.sort_asc_bubble()
self.assertEqual([-3224, -600, -208, -1, 0, 1, 34, 333, 564], actual_result)
def test_calculate_total_product__if_3_negative_values__returns_negative_product(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with mix of negative and positive values
3. Call calculate_total_product()
Expected result: Correct total returned
"""
sortings = Sortings()
sortings.list = [-2, -10, -3]
actual_result = sortings.calculate_total_product()
self.assertEqual(-60, actual_result)
def test__find_maximum__if_one_value__returns_this_value(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with single value
3. Call find_maximum()
Expected result: This value is returned
"""
sortings = Sortings()
sortings.list = [0]
actual_result = sortings.find_maximum()
self.assertEqual(0, actual_result)
def test_sort_asc_bubble__if_negative_values__returns_list_sorted_asc(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with negative int values
3. Call sort_asc_bubble()
Expected result: This list sorted asc returned
"""
sortings = Sortings()
sortings.list = [-5098, -6000, -564, -324, -13, -28, -45, -1]
actual_result = sortings.sort_asc_bubble()
self.assertEqual([-6000, -5098, -564, -324, -45, -28, -13, -1], actual_result)
def test__find_maximum__if_all_values_are_identical__returns_one_value(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with equal values
3. Call find_maximum()
Expected result: Single initialized value returned
"""
sortings = Sortings()
sortings.list = [2, 2, 2, 2, 2, 2]
actual_result = sortings.find_maximum()
self.assertEqual(2, actual_result)
def test_calculate_total_product__if_0_among_values__returns_0(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with positive values and 0
3. Call calculate_total_product()
Expected result: 0 returned
"""
sortings = Sortings()
sortings.list = [2, 10, 3, 0]
actual_result = sortings.calculate_total_product()
self.assertEqual(0, actual_result)
def test_sort_asc_bubble__if_equal_values__returns_this_list(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with equal values
3. Call sort_asc_v()
Expected result: Same list returned
"""
sortings = Sortings()
sortings.list = [2, 2, 2, 2, 2, 2]
actual_result = sortings.sort_asc_bubble()
self.assertEqual([2, 2, 2, 2, 2, 2], actual_result)
def test_find_minimum__two_times__returns_minimal(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with positive integers
3. Call find_minimum() method
4. Initialize list with other positive integers
5. Call find_minimum() method
Expected result: A correct minimum value returned both times.
"""
sortings = Sortings()
sortings.list = [5, 1, 2, 3]
actual_result = sortings.find_minimum()
self.assertEqual(1, actual_result)
sortings.list = [3456, 123, 12, 35]
actual_result = sortings.find_minimum()
self.assertEqual(12, actual_result)
def test_calculate_total_product__returns_total_product(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with int values
3. Call calculate_total_product()
Expected result: Correct value of total product returned
"""
sortings = Sortings()
sortings.list = [444, 1, 2, 3]
actual_result = sortings.calculate_total_product()
self.assertEqual(2664, actual_result)
def test__calculate_total__if_float_values__returns_total(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with float values and float resulting expressions
3. Call calculate_total()
Expected result: Correct total returned
"""
sortings = Sortings()
sortings.list = [0.333, 0, 1 / 3, 1.0 / 3.0]
actual_result = sortings.calculate_total()
self.assertEqual(0.6663333333333333, actual_result)
def test_calculate_total_product__if_empty_list__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list by empty list
3. Call calculate_total_product()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = []
with self.assertRaises(Exception) as actual:
sortings.calculate_total_product()
self.assertEqual("Can not calculate total product of an empty list", actual.exception.message)
def test_sort_asc_bubble__if_None__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list as None
3. Call sort_asc_bubble()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = None
with self.assertRaises(Exception) as actual:
sortings.sort_asc_bubble()
self.assertEqual("Can not perform sort asc of a list 'None'", actual.exception.message)
def test_find_maximum__if_non_list_value__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with float value
3. Call find_maximum()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = 20.12
with self.assertRaises(Exception) as actual:
sortings.find_maximum()
self.assertEqual("Can not find maximum for object of type not 'list'", actual.exception.message)
def test_calculate_total_product__if_non_list_value__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with int value
3. Call calculate_total_product()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = 165
with self.assertRaises(Exception) as actual:
sortings.calculate_total_product()
self.assertEqual("Can not calculate total product for object of type not 'list'", actual.exception.message)
def test_calculate_total_product__if_list_of_lists_values__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with list of lists
3. Call calculate_total_product()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = [[-100, -2, 10, -3, 2]]
with self.assertRaises(Exception) as actual:
sortings.calculate_total_product()
self.assertEqual("An input list should contain only numeric values", actual.exception.message)
def test_find_maximum__if_list_of_lists__exception_thrown(self):
"""
Scenario:
1. Create object of class Sortings
2. Initialize list by list of two lists
3. Call find_maximum()
Expected result: Exception thrown
"""
sorting = Sortings()
sorting.list = [[1, 3, 4, 5, 0], [1, 2, 4, 6, 0, 9]]
with self.assertRaises(Exception) as actual:
sorting.find_maximum()
self.assertEqual("An input list should contain only numeric values", actual.exception.message)
def test_calculate_total__if_string_values__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with string
3. Call calculate_total()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = ["Test"]
with self.assertRaises(Exception) as actual:
sortings.calculate_total()
self.assertEqual("An input list should contain only numeric values", actual.exception.message)
def test_calculate_total__if_None__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with None
3. Call calculate_total()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = None
with self.assertRaises(Exception) as actual:
sortings.calculate_total()
self.assertEqual("Can not calculate total of a list 'None'", actual.exception.message)
def test_find_minimum__returns_minimal(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with positive integers
3. Call find_minimum()
Expected result: A correct minimum value returned
"""
sortings = Sortings()
sortings.list = [5, 1, 2, 3]
actual_result = sortings.find_minimum()
self.assertEqual(1, actual_result)
def test_sort_desc_bubble__if_non_list_value__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with int value
3. Call sort_desc_bubble()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = 165
with self.assertRaises(Exception) as actual:
sortings.sort_desc_bubble()
self.assertEqual("Can not perform sort desc for object of type not 'list'", actual.exception.message)
def test_sort_desc_bubble__if_list_of_lists_values__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with list of lists
3. Call sort_desc_bubble()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = [[2]]
with self.assertRaises(Exception) as actual:
sortings.sort_desc_bubble()
self.assertEqual("An input list should contain only numeric values", actual.exception.message)
def test_sort_desc_bubble__if_empty_list__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list by empty list
3. Call sort_desc_bubble()
Expected result: Exception thrown
"""
sortings = Sortings()
sortings.list = []
with self.assertRaises(Exception) as actual:
sortings.sort_desc_bubble()
self.assertEqual("Can not perform sort desc of an empty list", actual.exception.message)
def test_find_minimum__if_empty_list__exception_thrown(self):
"""
Scenario:
1. Create object of class Sortings
2. Initialize list with an empty list
3. Call find_minimum()
Expected result: Exception thrown
"""
sorting = Sortings()
sorting.list = []
with self.assertRaises(Exception) as actual:
sorting.find_minimum()
self.assertEqual("Can not find min_val in an empty list", actual.exception.message)
def test__find_maximum__if_empty_list__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with an empty list
3. Call find_maximum()
Expected result: Exception is thrown
"""
sortings = Sortings()
sortings.list = []
with self.assertRaises(Exception) as exc:
sortings.find_maximum()
self.assertEqual("Can not find maximum in an empty list", exc.exception.message)
def test__find_maximum__if_none__exception_thrown(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with None
3. Call find_maximum()
Expected result: Exception is thrown
"""
sortings = Sortings()
sortings.list = None
with self.assertRaises(Exception) as actual:
sortings.find_maximum()
self.assertEqual("Can not find maximum in a list 'None'", actual.exception.message)