def test_run_benchmarks():
generators_list = [random_generator, almost_sorted_generator, reverse_sorted_generator, few_uniq_generator]
# generators_list = [random_generator, reverse_sorted_generator]
# generators_list = [few_uniq_generator]
# sort_func_list = [bubble_sort, insertion_sort, insertion_sort2]
sort_func_list = [bubble_sort, insertion_sort, insertion_sort2, selection_sort, shell_sort, \
merge_sort, quick_sort, lambda x: quick_sort(x, splitByMedian), heap_sort,
lambda x: radix_sort(x, 1000), intro_sort, timsort]
# sort_func_list = [quick_sort, \
# lambda x: quick_sort(x, partition_func=splitByMiddleElement), \
# lambda x: quick_sort(x, partition_func=splitByMedian), \
# lambda x: quick_sort(x, leaf_sort_func=leaf_insertion_sort)]
# sort_func_list = [radix_sort, \
# lambda x: radix_sort(x, 2), \
# lambda x: radix_sort(x, 100),
# lambda x: radix_sort(x, 1000),
# lambda x: radix_sort(x, 10000)
# ]
for generator in generators_list:
print generator
for sort_func in sort_func_list:
run_until(sort_func, 0.5, generator)
for generator in generators_list:
print generator
for list_size in sorted(result[generator]):
sys.stdout.write(str(list_size) + "\t")
for sort_func in sort_func_list:
if sort_func in result[generator][list_size]:
sys.stdout.write("{:.3f}\t".format(result[generator][list_size][sort_func]))
else:
sys.stdout.write("\t")
sys.stdout.write("\n")
all_lists = {}
all_lists['ALREADY_SORTED'] = [1, 2, 4, 4, 6, 6, 8, 9]
all_lists['REVERSE_SORTED'] = [9, 8, 6, 6, 4, 4, 2, 1]
all_lists['FEW_UNIQUE'] = [3, 6, 6, 4, 3, 3, 3, 6, 6, 4]
all_lists['RANDOM_ORDER'] = [2, 6, 4, 8, 1, 4, 6, 9]
all_lists['BIG_RANGE'] = [170, 45, 75, 90, 802, 2, 24, 66]
all_lists['LONG_LIST'] = [
2, 4, 3, 3, 6, 7, 876, 2, 4, 8, 214, 7, 2, 7, 4, 8, 2, 7, 4, 6, 83, 2,
6, 7, 88, 75, 2, 3, 6, 789, 86, 3, 6, 6, 3, 575, 6, 87, 8, 574
]
all_lists['ZEROES_IN_LIST'] = [
9, 0, 3, 0, 54, 6, 1, 45, 1, 57, 1, 56, 8, 8, 3, 0
]
all_lists['ALL_SAME_NUMBER'] = [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
for list_name, number_list in all_lists.iteritems():
print "\nUSING LIST \n\t%s\n\t%s" % (list_name, number_list)
print "Insertion sorted output: \n\t", insertion_sort(number_list)
print "Bubble sorted output: \n\t", bubble_sort(number_list)
print "Selection sorted output: \n\t", selection_sort(number_list)
print "Bucket sorted output (using insertion sort and %s buckets): \n\t" % (
buckets), bucket_sort(number_list, 3)
print "Counting sorted output: \n\t", counting_sort(number_list)
print "Quick sorted output: \n\t", quicksort(number_list)
print "Merge sorted output: \n\t", mergesort(number_list)
print "Radix sorted output (using counting sort): \n\t", radix_sort(
number_list)
print "Heap sorted output: \n\t", heapsort(number_list)
from heap_sort import *
if __name__ == "__main__":
buckets = 3
all_lists = {}
all_lists['ALREADY_SORTED'] = [1, 2, 4, 4, 6, 6, 8, 9]
all_lists['REVERSE_SORTED'] = [9, 8, 6, 6, 4, 4, 2, 1]
all_lists['FEW_UNIQUE'] = [3, 6, 6, 4, 3, 3, 3, 6, 6, 4]
all_lists['RANDOM_ORDER'] = [2, 6, 4, 8, 1, 4, 6, 9]
all_lists['BIG_RANGE'] = [170, 45, 75, 90, 802, 2, 24, 66]
all_lists['LONG_LIST'] = [2,4,3,3,6,7,876,2,4,8,214,7,2,7,4,8,2,7,4,6,83,2,6,7,88,75,2,3,6,789,86,3,6,6,3,575,6,87,8,574]
all_lists['ZEROES_IN_LIST'] = [9,0,3,0,54,6,1,45,1,57,1,56,8,8,3,0]
all_lists['ALL_SAME_NUMBER'] = [7,7,7,7,7,7,7,7,7,7,7]
for list_name, number_list in all_lists.iteritems():
print "\nUSING LIST \n\t%s\n\t%s" %(list_name, number_list)
print "Insertion sorted output: \n\t", insertion_sort(number_list)
print "Bubble sorted output: \n\t", bubble_sort(number_list)
print "Selection sorted output: \n\t", selection_sort(number_list)
print "Bucket sorted output (using insertion sort and %s buckets): \n\t" %(buckets), bucket_sort(number_list, 3)
print "Counting sorted output: \n\t", counting_sort(number_list)
print "Quick sorted output: \n\t", quicksort(number_list)
print "Merge sorted output: \n\t", mergesort(number_list)
print "Radix sorted output (using counting sort): \n\t", radix_sort(number_list)
print "Heap sorted output: \n\t", heapsort(number_list)
def test_all_same_input(self):
single_val = rand_list(count=1, min_val=0)[0]
data = [single_val]*100
radix_sort(data)
for i in range(0, 100):
self.assertEqual(single_val, data[i])
def test_all_zero_input(self):
data = [0]*100
radix_sort(data)
for i in range(0, 100):
self.assertEqual(data[i], 0)
def test_array_input(self):
data = rand_list(min_val=0)
radix_sort(data)
for i in range(1, len(data)):
self.assertLessEqual(data[i-1], data[i])
def test_double_input(self):
data = rand_list(min_val=0, count=2)
radix_sort(data)
self.assertLessEqual(data[0], data[1])
def test_single_input(self):
data = rand_list(min_val=0, count=1)
data_cp = data[:]
radix_sort(data)
self.assertEqual(data, data_cp)
def test_zero_input(self):
data = []
radix_sort(data)
self.assertEqual(data, [])
