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gh-108418: Speed up bigmem compression tests in dry mode #108419

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Merged
serhiy-storchaka merged 1 commit into from
Aug 25, 2023
Merged

gh-108418: Speed up bigmem compression tests in dry mode #108419

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4 changes: 2 additions & 2 deletions Lib/test/test_bz2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -721,10 +721,10 @@ def testEOFError(self):
@bigmemtest(size=_4G + 100, memuse=3.3)
def testDecompress4G(self, size):
# "Test BZ2Decompressor.decompress() with >4GiB input"
blocksize = 10 * 1024 * 1024
blocksize = min(10 * 1024 * 1024, size)
block = random.randbytes(blocksize)
try:
data = block * (size // blocksize + 1)
data = block * ((size-1) // blocksize + 1)
compressed = bz2.compress(data)
bz2d = BZ2Decompressor()
decompressed = bz2d.decompress(compressed)
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4 changes: 2 additions & 2 deletions Lib/test/test_lzma.py
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Expand Up @@ -352,10 +352,10 @@ def test_compressor_bigmem(self, size):
@bigmemtest(size=_4G + 100, memuse=3)
def test_decompressor_bigmem(self, size):
lzd = LZMADecompressor()
blocksize = 10 * 1024 * 1024
blocksize = min(10 * 1024 * 1024, size)
block = random.randbytes(blocksize)
try:
input = block * (size // blocksize + 1)
input = block * ((size-1) // blocksize + 1)
cdata = lzma.compress(input)
ddata = lzd.decompress(cdata)
self.assertEqual(ddata, input)
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4 changes: 2 additions & 2 deletions Lib/test/test_zlib.py
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Expand Up @@ -989,10 +989,10 @@ def testEOFError(self):
@bigmemtest(size=_4G + 100, memuse=3.3)
def testDecompress4G(self, size):
# "Test zlib._ZlibDecompressor.decompress() with >4GiB input"
blocksize = 10 * 1024 * 1024
blocksize = min(10 * 1024 * 1024, size)
block = random.randbytes(blocksize)
try:
data = block * (size // blocksize + 1)
data = block * ((size-1) // blocksize + 1)
compressed = zlib.compress(data)
zlibd = zlib._ZlibDecompressor()
decompressed = zlibd.decompress(compressed)
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