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#!/usr/bin/env python
# Copyright (C) 2001-2012 Artifex Software, Inc.
# All Rights Reserved.
#
# This software is provided AS-IS with no warranty, either express or
# implied.
#
# This software is distributed under license and may not be copied,
# modified or distributed except as expressly authorized under the terms
# of the license contained in the file LICENSE in this distribution.
#
# Refer to licensing information at http://www.artifex.com or contact
# Artifex Software, Inc., 7 Mt. Lassen Drive - Suite A-134, San Rafael,
# CA 94903, U.S.A., +1(415)492-9861, for further information.
#
#
# gscheck_pdfwrite.py
#
# compares Ghostscript against a baseline made from file->pdf->raster->md5sum.
# this test tries to detect Ghostscript changes that affect the pdfwrite driver.
myself="gscheck_pdfwrite.py"
import os, stat
import calendar, string, time
import gstestutils
import gsconf, gstestgs, gsparamsets, gssum, gsutil
import shutil
class GSPDFWriteCompareTestCase(gstestgs.GhostscriptTestCase):
def shortDescription(self):
file = "%s.pdf.%s.%d.%d" % (self.file[string.rindex(self.file, '/') + 1:], self.device, self.dpi, self.band)
rasterfilename = gsconf.rasterdbdir + file + ".gz"
if self.band:
banded = "banded"
else:
banded = "noband"
filename_base= os.path.basename(self.file)
filename_details= "%s (%s/%ddpi/%s)" % (filename_base, self.device, self.dpi,banded)
message="pdfwrite testing "+filename_details
if not os.access(rasterfilename, os.F_OK):
message="ERROR \ncannot find "+rasterfilename+" for "+filename_details
print myself,message
self.skip = 1
else:
ct = time.localtime(os.stat(rasterfilename)[stat.ST_MTIME])
baseline_date = "%s %d, %4d %02d:%02d" % (calendar.month_abbr[ct[1]], ct[2], ct[0], ct[3], ct[4])
message="Checking pdfwrite of %s against baseline set on %s" % (filename_details,baseline_date)
return message
def runTest(self):
if hasattr(self, "skip") and self.skip:
self.assert_(True)
return
file1 = '%s.%s.%d.%d.pdf' % (self.file[string.rindex(self.file, '/') + 1:], 'pdf', self.dpi, self.band)
file2 = '%s.pdf.%s.%d.%d' % (self.file[string.rindex(self.file, '/') + 1:], self.device, self.dpi, self.band)
gs = gstestgs.Ghostscript()
gs.gsroot = self.gsroot
gs.dpi = self.dpi
gs.band = self.band
gs.infile = self.file
if self.log_stdout:
gs.log_stdout = self.log_stdout
if self.log_stderr:
gs.log_stderr = self.log_stderr
# do file->PDF conversion
gs.device = 'pdfwrite'
gs.dpi = None
gs.outfile = file1
if not gs.process():
self.fail("non-zero exit code trying to create pdf file from " + self.file)
# do PDF->device (pbmraw, pgmraw, ppmraw, pkmraw)
gs.device = self.device
gs.dpi = self.dpi
gs.infile = file1
gs.outfile = file2
if not gs.process():
self.fail("non-zero exit code trying to rasterize " + file1)
if os.path.exists(file1):
shutil.move(file1, gsconf.datadir+"/raster.daily")
# os.unlink(file1)
else:
self.fail("output file "+file1+" was not created for input file: " + file1)
if os.path.exists(file2):
sum = gssum.make_sum(file2)
if not sum:
self.fail("no checksum for output file "+file2+" was not created for input file: " + self.file)
shutil.move(file2, gsconf.datadir+"/raster.daily")
# os.unlink(file2)
else:
self.fail("output file "+file2+" was not created for input file: " + file2)
# add test result to daily database
if self.track_daily:
if gsconf.__dict__.has_key("checksumdb") and gsconf.checksumdb:
dbname=gsconf.dailydir+gsconf.checksumdb # mhw+".db"
else:
dbname=gsconf.get_dailydb_name()
gssum.add_file(file2, dbname=dbname, sum=sum)
else:
outputfile=file2
if gssum.exists(outputfile,gsconf.baselinedb):
sum_baseline=gssum.get_sum(outputfile,gsconf.baselinedb)
message=myself+' checksum did not match baseline (' + outputfile + ') for input file: ' + self.file
self.assertEqual(sum,sum_baseline,message)
else:
message = myself+" no baseline checksum (" + outputfile + ") for file: " + self.file
self.fail(message)
# Add the tests defined in this file to a suite
def add_compare_test(suite, gsroot, testfile, device, dpi, band, track, now=None):
logdir=gsconf.logdir
if now == None:
now=time.strftime("%Y-%m-%d-%H:%M:%S", time.localtime())
prefix=logdir+now+"."
log_stdout=prefix+gsconf.gs_stdout
log_stderr=prefix+gsconf.gs_stderr
suite.addTest(GSPDFWriteCompareTestCase(gsroot=gsroot,
file=gsconf.comparefiledir + testfile,
device=device,dpi=dpi,band=band,
log_stdout=log_stdout,
log_stderr=log_stderr,
track_daily=track,now=now)
)
def addTests(suite,gsroot,now,options=None, **args):
if options:
pass # future implementation possible
if args.has_key('track'):
track = args['track']
else:
track = 0
# get a list of test files
comparefiles = os.listdir(gsconf.comparefiledir)
comparefiles.sort()
# for testfile in comparefiles:
# print myself,testfile
for testfile in comparefiles:
if gsutil.check_extension(testfile):
for params in gsparamsets.pdftestparamsets:
add_compare_test(suite,
gsroot,testfile,params.device,params.resolution,params.banding,track)
if __name__ == "__main__":
gstestutils.gsRunTestsMain(addTests)
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