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revlog: rename `indexfile` to `_indexfile`...
revlog: rename `indexfile` to `_indexfile` We want to make the actual location of the indexfile and location more of an implementation details than what is is currently. In that process, we make the attribute private. Differential Revision: https://phab.mercurial-scm.org/D10574

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bdiff-torture.py
108 lines | 2.1 KiB | text/x-python | PythonLexer
# Randomized torture test generation for bdiff
from __future__ import absolute_import, print_function
import random
import sys
from mercurial import (
mdiff,
pycompat,
)
def reducetest(a, b):
tries = 0
reductions = 0
print("reducing...")
while tries < 1000:
a2 = (
"\n".join(l for l in a.splitlines() if random.randint(0, 100) > 0)
+ "\n"
)
b2 = (
"\n".join(l for l in b.splitlines() if random.randint(0, 100) > 0)
+ "\n"
)
if a2 == a and b2 == b:
continue
if a2 == b2:
continue
tries += 1
try:
test1(a, b)
except Exception:
reductions += 1
tries = 0
a = a2
b = b2
print("reduced:", reductions, len(a) + len(b), repr(a), repr(b))
try:
test1(a, b)
except Exception as inst:
print("failed:", inst)
sys.exit(0)
def test1(a, b):
d = mdiff.textdiff(a, b)
if not d:
raise ValueError("empty")
c = mdiff.patches(a, [d])
if c != b:
raise ValueError("bad")
def testwrap(a, b):
try:
test1(a, b)
return
except Exception as inst:
print("exception:", inst)
reducetest(a, b)
def test(a, b):
testwrap(a, b)
testwrap(b, a)
def rndtest(size, noise):
a = []
src = " aaaaaaaabbbbccd"
for x in pycompat.xrange(size):
a.append(src[random.randint(0, len(src) - 1)])
while True:
b = [c for c in a if random.randint(0, 99) > noise]
b2 = []
for c in b:
b2.append(c)
while random.randint(0, 99) < noise:
b2.append(src[random.randint(0, len(src) - 1)])
if b2 != a:
break
a = "\n".join(a) + "\n"
b = "\n".join(b2) + "\n"
test(a, b)
maxvol = 10000
startsize = 2
while True:
size = startsize
count = 0
while size < maxvol:
print(size)
volume = 0
while volume < maxvol:
rndtest(size, 2)
volume += size
count += 2
size *= 2
maxvol *= 4
startsize *= 4