76 lines
1.9 KiB
Python
76 lines
1.9 KiB
Python
# Testing rgbimg module
|
|
|
|
import rgbimg, os, uu
|
|
|
|
from test_support import verbose, unlink
|
|
|
|
error = 'test_rgbimg.error'
|
|
|
|
print 'RGBimg test suite:'
|
|
|
|
def findfile(file):
|
|
if os.path.isabs(file): return file
|
|
import sys
|
|
path = sys.path
|
|
try:
|
|
path = [os.path.dirname(__file__)] + path
|
|
except NameError:
|
|
pass
|
|
for dn in path:
|
|
fn = os.path.join(dn, file)
|
|
if os.path.exists(fn): return fn
|
|
return file
|
|
|
|
def testimg(rgb_file, raw_file):
|
|
rgb_file = findfile(rgb_file)
|
|
raw_file = findfile(raw_file)
|
|
width, height = rgbimg.sizeofimage(rgb_file)
|
|
rgb = rgbimg.longimagedata(rgb_file)
|
|
if len(rgb) != width * height * 4:
|
|
raise error, 'bad image length'
|
|
raw = open(raw_file, 'rb').read()
|
|
if rgb != raw:
|
|
raise error, \
|
|
'images don\'t match for '+rgb_file+' and '+raw_file
|
|
for depth in [1, 3, 4]:
|
|
rgbimg.longstoimage(rgb, width, height, depth, '@.rgb')
|
|
os.unlink('@.rgb')
|
|
|
|
table = [
|
|
('testrgb.uue', 'test.rgb'),
|
|
('testimg.uue', 'test.rawimg'),
|
|
('testimgr.uue', 'test.rawimg.rev'),
|
|
]
|
|
for source, target in table:
|
|
source = findfile(source)
|
|
target = findfile(target)
|
|
if verbose:
|
|
print "uudecoding", source, "->", target, "..."
|
|
uu.decode(source, target)
|
|
|
|
if verbose:
|
|
print "testing..."
|
|
|
|
ttob = rgbimg.ttob(0)
|
|
if ttob != 0:
|
|
raise error, 'ttob should start out as zero'
|
|
|
|
testimg('test.rgb', 'test.rawimg')
|
|
|
|
ttob = rgbimg.ttob(1)
|
|
if ttob != 0:
|
|
raise error, 'ttob should be zero'
|
|
|
|
testimg('test.rgb', 'test.rawimg.rev')
|
|
|
|
ttob = rgbimg.ttob(0)
|
|
if ttob != 1:
|
|
raise error, 'ttob should be one'
|
|
|
|
ttob = rgbimg.ttob(0)
|
|
if ttob != 0:
|
|
raise error, 'ttob should be zero'
|
|
|
|
for source, target in table:
|
|
unlink(findfile(target))
|