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Start fixing test_bigmem:

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- bigmemtest is replaced by precisionbigmemtest
- add a poor man's watchdog thread to print memory consumption
This commit is contained in:
Antoine Pitrou 2011-10-04 10:22:36 +02:00
parent ffd41d9f10
commit 94190bb6e7
6 changed files with 203 additions and 164 deletions
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14
Lib/test/test_zlib.py
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@ -3,7 +3,7 @@ from test import support
import binascii
import random
import sys
from test.support import precisionbigmemtest, _1G, _4G
from test.support import bigmemtest, _1G, _4G
zlib = support.import_module('zlib')
@ -177,16 +177,16 @@ class CompressTestCase(BaseCompressTestCase, unittest.TestCase):
# Memory use of the following functions takes into account overallocation
@precisionbigmemtest(size=_1G + 1024 * 1024, memuse=3)
@bigmemtest(size=_1G + 1024 * 1024, memuse=3)
def test_big_compress_buffer(self, size):
compress = lambda s: zlib.compress(s, 1)
self.check_big_compress_buffer(size, compress)
@precisionbigmemtest(size=_1G + 1024 * 1024, memuse=2)
@bigmemtest(size=_1G + 1024 * 1024, memuse=2)
def test_big_decompress_buffer(self, size):
self.check_big_decompress_buffer(size, zlib.decompress)
@precisionbigmemtest(size=_4G + 100, memuse=1)
@bigmemtest(size=_4G + 100, memuse=1)
def test_length_overflow(self, size):
if size < _4G + 100:
self.skipTest("not enough free memory, need at least 4 GB")
@ -511,19 +511,19 @@ class CompressObjectTestCase(BaseCompressTestCase, unittest.TestCase):
# Memory use of the following functions takes into account overallocation
@precisionbigmemtest(size=_1G + 1024 * 1024, memuse=3)
@bigmemtest(size=_1G + 1024 * 1024, memuse=3)
def test_big_compress_buffer(self, size):
c = zlib.compressobj(1)
compress = lambda s: c.compress(s) + c.flush()
self.check_big_compress_buffer(size, compress)
@precisionbigmemtest(size=_1G + 1024 * 1024, memuse=2)
@bigmemtest(size=_1G + 1024 * 1024, memuse=2)
def test_big_decompress_buffer(self, size):
d = zlib.decompressobj()
decompress = lambda s: d.decompress(s) + d.flush()
self.check_big_decompress_buffer(size, decompress)
@precisionbigmemtest(size=_4G + 100, memuse=1)
@bigmemtest(size=_4G + 100, memuse=1)
def test_length_overflow(self, size):
if size < _4G + 100:
self.skipTest("not enough free memory, need at least 4 GB")