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from test_support import TestFailed
import bisect
import sys
nerrors = 0
def check_bisect(func, list, elt, expected):
global nerrors
got = func(list, elt)
if got != expected:
print >> sys.stderr, \
"expected %s(%s, %s) -> %s, but got %s" % (func.__name__,
list,
elt,
expected,
got)
nerrors += 1
# XXX optional slice arguments need tests.
check_bisect(bisect.bisect_right, [], 1, 0)
check_bisect(bisect.bisect_right, [1], 0, 0)
check_bisect(bisect.bisect_right, [1], 1, 1)
check_bisect(bisect.bisect_right, [1], 2, 1)
check_bisect(bisect.bisect_right, [1, 1], 0, 0)
check_bisect(bisect.bisect_right, [1, 1], 1, 2)
check_bisect(bisect.bisect_right, [1, 1], 2, 2)
check_bisect(bisect.bisect_right, [1, 1, 1], 0, 0)
check_bisect(bisect.bisect_right, [1, 1, 1], 1, 3)
check_bisect(bisect.bisect_right, [1, 1, 1], 2, 3)
check_bisect(bisect.bisect_right, [1, 1, 1, 1], 0, 0)
check_bisect(bisect.bisect_right, [1, 1, 1, 1], 1, 4)
check_bisect(bisect.bisect_right, [1, 1, 1, 1], 2, 4)
check_bisect(bisect.bisect_right, [1, 2], 0, 0)
check_bisect(bisect.bisect_right, [1, 2], 1, 1)
check_bisect(bisect.bisect_right, [1, 2], 1.5, 1)
check_bisect(bisect.bisect_right, [1, 2], 2, 2)
check_bisect(bisect.bisect_right, [1, 2], 3, 2)
check_bisect(bisect.bisect_right, [1, 1, 2, 2], 0, 0)
check_bisect(bisect.bisect_right, [1, 1, 2, 2], 1, 2)
check_bisect(bisect.bisect_right, [1, 1, 2, 2], 1.5, 2)
check_bisect(bisect.bisect_right, [1, 1, 2, 2], 2, 4)
check_bisect(bisect.bisect_right, [1, 1, 2, 2], 3, 4)
check_bisect(bisect.bisect_right, [1, 2, 3], 0, 0)
check_bisect(bisect.bisect_right, [1, 2, 3], 1, 1)
check_bisect(bisect.bisect_right, [1, 2, 3], 1.5, 1)
check_bisect(bisect.bisect_right, [1, 2, 3], 2, 2)
check_bisect(bisect.bisect_right, [1, 2, 3], 2.5, 2)
check_bisect(bisect.bisect_right, [1, 2, 3], 3, 3)
check_bisect(bisect.bisect_right, [1, 2, 3], 4, 3)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 0, 0)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 1, 1)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 1.5, 1)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 2, 3)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 2.5, 3)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 3, 6)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 3.5, 6)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 4, 10)
check_bisect(bisect.bisect_right, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 5, 10)
check_bisect(bisect.bisect_left, [], 1, 0)
check_bisect(bisect.bisect_left, [1], 0, 0)
check_bisect(bisect.bisect_left, [1], 1, 0)
check_bisect(bisect.bisect_left, [1], 2, 1)
check_bisect(bisect.bisect_left, [1, 1], 0, 0)
check_bisect(bisect.bisect_left, [1, 1], 1, 0)
check_bisect(bisect.bisect_left, [1, 1], 2, 2)
check_bisect(bisect.bisect_left, [1, 1, 1], 0, 0)
check_bisect(bisect.bisect_left, [1, 1, 1], 1, 0)
check_bisect(bisect.bisect_left, [1, 1, 1], 2, 3)
check_bisect(bisect.bisect_left, [1, 1, 1, 1], 0, 0)
check_bisect(bisect.bisect_left, [1, 1, 1, 1], 1, 0)
check_bisect(bisect.bisect_left, [1, 1, 1, 1], 2, 4)
check_bisect(bisect.bisect_left, [1, 2], 0, 0)
check_bisect(bisect.bisect_left, [1, 2], 1, 0)
check_bisect(bisect.bisect_left, [1, 2], 1.5, 1)
check_bisect(bisect.bisect_left, [1, 2], 2, 1)
check_bisect(bisect.bisect_left, [1, 2], 3, 2)
check_bisect(bisect.bisect_left, [1, 1, 2, 2], 0, 0)
check_bisect(bisect.bisect_left, [1, 1, 2, 2], 1, 0)
check_bisect(bisect.bisect_left, [1, 1, 2, 2], 1.5, 2)
check_bisect(bisect.bisect_left, [1, 1, 2, 2], 2, 2)
check_bisect(bisect.bisect_left, [1, 1, 2, 2], 3, 4)
check_bisect(bisect.bisect_left, [1, 2, 3], 0, 0)
check_bisect(bisect.bisect_left, [1, 2, 3], 1, 0)
check_bisect(bisect.bisect_left, [1, 2, 3], 1.5, 1)
check_bisect(bisect.bisect_left, [1, 2, 3], 2, 1)
check_bisect(bisect.bisect_left, [1, 2, 3], 2.5, 2)
check_bisect(bisect.bisect_left, [1, 2, 3], 3, 2)
check_bisect(bisect.bisect_left, [1, 2, 3], 4, 3)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 0, 0)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 1, 0)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 1.5, 1)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 2, 1)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 2.5, 3)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 3, 3)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 3.5, 6)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 4, 6)
check_bisect(bisect.bisect_left, [1, 2, 2, 3, 3, 3, 4, 4, 4, 4], 5, 10)
def check_insort(n):
global nerrors
from random import choice
import sys
digits = "0123456789"
raw = []
insorted = []
for i in range(n):
digit = choice(digits)
raw.append(digit)
if digit in "02468":
f = bisect.insort_left
else:
f = bisect.insort_right
f(insorted, digit)
sorted = raw[:]
sorted.sort()
if sorted == insorted:
return
print >> sys.stderr, "insort test failed: raw %s got %s" % (raw, insorted)
nerrors += 1
check_insort(500)
if nerrors:
raise TestFailed("%d errors in test_bisect" % nerrors)
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