[496] | 1 | #! /usr/bin/env python |
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| 2 | # -*- coding: ISO-8859-15 -*- |
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| 3 | # |
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| 4 | # pkpgcounter : a generic Page Description Language parser |
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| 5 | # |
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| 6 | # (c) 2003, 2004, 2005, 2006, 2007 Jerome Alet <alet@librelogiciel.com> |
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| 7 | # This program is free software: you can redistribute it and/or modify |
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| 8 | # it under the terms of the GNU General Public License as published by |
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| 9 | # the Free Software Foundation, either version 3 of the License, or |
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| 10 | # (at your option) any later version. |
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| 11 | # |
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| 12 | # This program is distributed in the hope that it will be useful, |
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| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | # GNU General Public License for more details. |
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| 16 | # |
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| 17 | # You should have received a copy of the GNU General Public License |
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| 18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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| 19 | # |
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| 20 | # $Id$ |
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| 21 | # |
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| 22 | # |
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| 23 | |
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| 24 | """This script generates a testsuite from a PostScript input file and ghostscript.""" |
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| 25 | |
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| 26 | import sys |
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| 27 | import os |
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| 28 | import glob |
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| 29 | import tempfile |
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| 30 | |
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| 31 | MEGABYTE = 1024 * 1024 |
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| 32 | |
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| 33 | def getAvailableDevices() : |
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| 34 | """Returns a list of available GhostScript devices. |
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| 35 | |
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| 36 | The list is returned without any x11, bbox, nor ijs related device. |
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| 37 | """ |
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| 38 | answerfd = os.popen('/bin/echo "devicenames ==" | gs -dBATCH -dQUIET -dNOPAUSE -dPARANOIDSAFER -sDEVICE=nullpage -', "r") |
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| 39 | answer = answerfd.readline().strip() |
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| 40 | answerfd.close() |
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| 41 | if answer.startswith("[/") and answer.endswith("]") : |
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| 42 | devices = [ dev[1:] for dev in answer[1:-1].split() \ |
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| 43 | if dev.startswith("/") \ |
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| 44 | and (not dev.startswith("/x11")) \ |
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| 45 | and (not dev == "/ijs") \ |
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[498] | 46 | and (not dev == "/nullpage") \ |
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[496] | 47 | and (not dev == "/bbox") ] |
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| 48 | devices.sort() |
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| 49 | return devices |
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| 50 | else : |
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| 51 | return [] |
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| 52 | |
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| 53 | def genTestSuite(infilename, root) : |
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| 54 | """Generate the testsuite.""" |
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| 55 | for device in getAvailableDevices() : |
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| 56 | outfilename = "%(root)s.%(device)s" % locals() |
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| 57 | if not os.path.exists(outfilename) : |
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| 58 | sys.stdout.write("Generating %(outfilename)s " % locals()) |
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| 59 | sys.stdout.flush() |
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| 60 | os.system('gs -dQUIET -dBATCH -dNOPAUSE -dPARANOIDSAFER -sOutputFile="%(outfilename)s" -sDEVICE="%(device)s" "%(infilename)s"' % locals()) |
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| 61 | sys.stdout.write("\n") |
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| 62 | else : |
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| 63 | sys.stdout.write("Skipping %(outfilename)s : already exists.\n" % locals()) |
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| 64 | |
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| 65 | if not os.path.exists(outfilename) : |
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| 66 | sys.stderr.write("ERROR while generating %(outfilename)s\n" % locals()) |
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| 67 | |
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| 68 | def computeSize(filename) : |
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| 69 | """Computes the size in pages of a file in the testsuite.""" |
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| 70 | answerfd = os.popen('pkpgcounter "%(filename)s"' % locals(), "r") |
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| 71 | try : |
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| 72 | try : |
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| 73 | return int(answerfd.readline().strip()) |
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| 74 | except (ValueError, TypeError) : |
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| 75 | return 0 |
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| 76 | finally : |
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| 77 | answerfd.close() |
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| 78 | |
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| 79 | def runTests(masterfilename, root) : |
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| 80 | """Launches the page counting tests against the testsuite.""" |
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| 81 | mastersize = computeSize(masterfilename) |
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| 82 | if not mastersize : |
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| 83 | raise RuntimeError, "Unable to compute the size of the testsuite's master file %(masterfilename)s" % locals() |
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| 84 | |
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| 85 | passed = 0 |
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| 86 | failed = 0 |
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| 87 | testsuite = glob.glob("%(root)s.*" % locals()) |
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| 88 | nbtests = len(testsuite) |
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| 89 | for testfname in testsuite : |
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[499] | 90 | sys.stdout.write("Testing %(testfname)s ... " % locals()) |
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| 91 | sys.stdout.flush() |
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[496] | 92 | size = computeSize(testfname) |
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| 93 | if size != mastersize : |
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[503] | 94 | if not size : |
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| 95 | sys.stdout.write("ERROR : Unsupported file format\n") |
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| 96 | else : |
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| 97 | sys.stdout.write("ERROR : Found %(size)i pages instead of %(mastersize)i\n" % locals()) |
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[496] | 98 | failed += 1 |
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| 99 | else : |
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[499] | 100 | sys.stdout.write("OK\n") |
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[496] | 101 | passed += 1 |
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[501] | 102 | print "Passed : %i (%.2f%%)" % (passed, 100.0 * passed / nbtests) |
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| 103 | print "Failed : %i (%.2f%%)" % (failed, 100.0 * failed / nbtests) |
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[496] | 104 | |
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| 105 | def main() : |
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| 106 | """Main function.""" |
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| 107 | if len(sys.argv) == 1 : |
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| 108 | sys.argv.append("-") |
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| 109 | if len(sys.argv) != 2 : |
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| 110 | sys.stderr.write("usage : gengstests.py [inputfile.ps]\n") |
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| 111 | sys.exit(-1) |
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| 112 | else : |
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| 113 | infilename = sys.argv[1] |
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| 114 | istemp = False |
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| 115 | if infilename == "-" : |
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| 116 | # Input is standard input, so we must use a temporary |
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| 117 | # file to be able to loop over all available devices. |
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| 118 | tmp = tempfile.NamedTemporaryFile(mode="w+b") |
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| 119 | istemp = True |
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| 120 | infilename = tmp.name |
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| 121 | while True : |
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| 122 | data = sys.stdin.read(MEGABYTE) |
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| 123 | if not data : |
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| 124 | break |
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| 125 | tmp.write(data) |
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| 126 | tmp.flush() |
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| 127 | |
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| 128 | genTestSuite(infilename, "testsuite") |
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[499] | 129 | runTests(infilename, "testsuite") |
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[496] | 130 | |
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| 131 | if istemp : |
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| 132 | # Cleanly takes care of the temporary file |
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| 133 | tmp.close() |
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| 134 | |
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| 135 | if __name__ == "__main__" : |
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| 136 | sys.exit(main()) |
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| 137 | |
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