def test_sort_desc_bubble_load_test(self):
"""
Expected result: The timing should not exceed following numbers:
1 4.05311584473e-06
1001 0.4536049366
2001 1.79013895988
3001 3.99529099464
4001 7.08103489876
5001 11.0427498817
6001 15.9283699989
7001 21.6802170277
8001 28.3089148998
9001 35.8479449749
"""
i = 1
while i < 10000:
sortings = Sortings(i)
start = time.time()
sortings.sort_desc_bubble()
end = time.time()
print i, end - start
i += 1000
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_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_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_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_sort_desc_bubble__if_equal_values__returns_this_list(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with equal values
3. Call sort_desc_bubble()
Expected result: Same list returned
"""
sortings = Sortings()
sortings.list = [2, 2, 2, 2, 2, 2]
actual_result = sortings.sort_desc_bubble()
self.assertEqual([2, 2, 2, 2, 2, 2], actual_result)
def test_sort_desc_bubble__if_mixed_int_values__returns_list_sorted_desc(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with mix of negative and non-negative int values
3. Call sort_desc_bubble()
Expected result: This list sorted desc returned
"""
sortings = Sortings()
sortings.list = [-1, -600, 564, -3224, 333, -208, 34, 1, 0]
actual_result = sortings.sort_desc_bubble()
self.assertEqual([564, 333, 34, 1, 0, -1, -208, -600, -3224], actual_result)
def test_sort_desc_bubble__if_negative_values__returns_list_sorted_desc(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with negative int values
3. Call sort_desc_bubble()
Expected result: This list sorted desc returned
"""
sortings = Sortings()
sortings.list = [-5098, -6000, -564, -324, -13, -28, -45, -1]
actual_result = sortings.sort_desc_bubble()
self.assertEqual([-1, -13, -28, -45, -324, -564, -5098, -6000], actual_result)
def test_sort_desc_bubble__if_mixed_types_values__returns_list_sorted_desc(self):
"""
Scenario:
1. Create object of Sortings class
2. Initialize list with mix of negative and non-negative int, float, long values
3. Call sort_desc_bubble()
Expected result: This list sorted desc returned
"""
sortings = Sortings()
sortings.list = [-1.0, -600.66, 564, 32.24, 32.3, -208, 10002020202020202049485763542514145637473484389, 1, 0]
actual_result = sortings.sort_desc_bubble()
self.assertEqual(
[10002020202020202049485763542514145637473484389L, 564, 32.3, 32.24, 1, 0, -1.0, -208, -600.66],
actual_result,
)
