def test_sum_cons_equivalence(self):
"""Test equivalence of sum_consecutive_nums, to subtracting two
partial sums."""
k = 7
n = 40
result = seriesutils.sum_consecutive_nums(k,n)
partial_difference = seriesutils.partial_sum(n) - seriesutils.partial_sum(k-1)
self.assertEqual(partial_difference, result)
def main ():
abundantLimit = 28123
primes = []
abundants = [12]
splittableSum = 0
for n in xrange(13, abundantLimit+1):
if is_abundant(n, primes):
abundants.append(n)
if is_abundant_splittable(n, primes, abundants):
splittableSum += n
totalSum = partial_sum(abundantLimit)
print "splittableSum: %d, total sum: %d" % (splittableSum, totalSum)
return totalSum - splittableSum
def test_sum_sequence_triangle(self):
n = 100 # 100th triangle number
self.assertEqual(seriesutils.partial_sum(n),
bigops.list_to_int(\
bigops.sum_sequence(\
( bigops.int_to_list(x) for x in xrange(1, n+1) ) ) ) )