mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-12-05 00:52:25 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 10

Many more tests, including tests of many optional arguments.

Browse source
This commit is contained in:
Jeremy Hylton 1997-09-04 23:41:37 +00:00
parent cb91404890
commit 9dc2b8ee07
1 changed files with 47 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

47
Lib/test/test_zlib.py
View file

@ -1,16 +1,37 @@
import zlib import zlib
import sys import sys
import imp import imp
import string
t = imp.find_module('test_zlib') t = imp.find_module('test_zlib')
file = t[0] file = t[0]
buf = file.read() * 8 buf = file.read() * 8
file.close() file.close()
# test the chucksums
print zlib.crc32('penguin'), zlib.crc32('penguin', 1)
print zlib.adler32('penguin'), zlib.adler32('penguin', 1)
# make sure we generate some expected errors
try:
zlib.compress('ERROR', zlib.MAX_WBITS + 1)
except zlib.error, msg:
print "expecting", msg
try:
zlib.compressobj(1, 8, 0)
except ValueError, msg:
print "expecting", msg
try:
zlib.decompressobj(0)
except ValueError, msg:
print "expecting", msg
x = zlib.compress(buf) x = zlib.compress(buf)
y = zlib.decompress(x) y = zlib.decompress(x)
if buf != y: if buf != y:
print "normal compression/decompression failed" print "normal compression/decompression failed"
else:
print "normal compression/decompression succeeded"
buf = buf * 16 buf = buf * 16
@ -25,6 +46,32 @@ y2 = dc.flush()
y = y1 + y2 y = y1 + y2
if buf != y: if buf != y:
print "compress/decompression obj failed" print "compress/decompression obj failed"
else:
print "compress/decompression obj succeeded"
co = zlib.compressobj(2, 8, -12, 9, 1)
bufs = []
for i in range(0, len(buf), 256):
bufs.append(co.compress(buf[i:i+256]))
bufs.append(co.flush())
combuf = string.join(bufs, '')
decomp1 = zlib.decompress(combuf, -12, -5)
if decomp1 != buf:
print "decompress with init options failed"
else:
print "decompress with init options succeeded"
deco = zlib.decompressobj(-12)
bufs = []
for i in range(0, len(combuf), 128):
bufs.append(deco.decompress(combuf[i:i+128]))
bufs.append(deco.flush())
decomp2 = string.join(buf, '')
if decomp2 != buf:
print "decompressobj with init options failed"
else:
print "decompressobj with init options succeeded"
def ignore(): def ignore():
"""An empty function with a big string. """An empty function with a big string.