selftest/filter-subunit

   1 #!/usr/bin/env python
   2 # Filter a subunit stream
   3 # Copyright (C) 2009-2011 Jelmer Vernooij <jelmer@samba.org>
   4
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 # NOTE: This script is a hack, meant as a placeholder until we can migrate
  19 # to upstream subunit's filtering tools.
  20
  21 import optparse
  22 import sys
  23 import signal
  24
  25 sys.path.insert(0, "bin/python")
  26 import samba
  27 samba.ensure_external_module("mimeparse", "mimeparse")
  28 samba.ensure_external_module("extras", "extras")
  29 samba.ensure_external_module("testtools", "testtools")
  30 samba.ensure_external_module("subunit", "subunit/python")
  31
  32 import subunithelper
  33
  34 parser = optparse.OptionParser("filter-subunit [options] < instream > outstream")
  35 parser.add_option("--expected-failures", type="string",
  36     help="File containing list of regexes matching tests to consider known "
  37          "failures")
  38 parser.add_option("--flapping", type="string",
  39     help="File containing list of flapping tests, of which to ignore results.")
  40 parser.add_option("--strip-passed-output", action="store_true",
  41     help="Whether to strip output from tests that passed")
  42 parser.add_option("--fail-immediately", action="store_true",
  43     help="Whether to stop on the first error", default=False)
  44 parser.add_option("--prefix", type="string",
  45     help="Add prefix to all test names")
  46 parser.add_option("--suffix", type="string",
  47     help="Add suffix to all test names")
  48 parser.add_option("--fail-on-empty", default=False,
  49     action="store_true", help="Fail if there was no subunit output")
  50 parser.add_option("--list", default=False,
  51     action="store_true", help="Operate in list mode")
  52 opts, args = parser.parse_args()
  53
  54 if opts.list:
  55     prefix = opts.prefix
  56     suffix = opts.suffix
  57     if not prefix:
  58         prefix = ""
  59     if not suffix:
  60         suffix = ""
  61     for l in sys.stdin:
  62          sys.stdout.write("%s%s%s\n" % (prefix, l.rstrip(), suffix))
  63     sys.exit(0)
  64
  65 if opts.expected_failures:
  66     expected_failures = subunithelper.read_test_regexes(opts.expected_failures)
  67 else:
  68     expected_failures = {}
  69
  70
  71 if opts.flapping:
  72     flapping = subunithelper.read_test_regexes(opts.flapping)
  73 else:
  74     flapping = {}
  75
  76 statistics = {
  77     'TESTS_UNEXPECTED_OK': 0,
  78     'TESTS_EXPECTED_OK': 0,
  79     'TESTS_UNEXPECTED_FAIL': 0,
  80     'TESTS_EXPECTED_FAIL': 0,
  81     'TESTS_ERROR': 0,
  82     'TESTS_SKIP': 0,
  83 }
  84
  85 def handle_sigint(sig, stack):
  86     sys.exit(0)
  87 signal.signal(signal.SIGINT, handle_sigint)
  88
  89 out = subunithelper.SubunitOps(sys.stdout)
  90 msg_ops = subunithelper.FilterOps(out, opts.prefix, opts.suffix, expected_failures,
  91     opts.strip_passed_output,
  92     fail_immediately=opts.fail_immediately,
  93     flapping=flapping)
  94
  95 try:
  96     ret = subunithelper.parse_results(msg_ops, statistics, sys.stdin)
  97 except subunithelper.ImmediateFail:
  98     sys.stdout.flush()
  99     sys.exit(1)
 100
 101 if opts.fail_on_empty and not msg_ops.seen_output:
 102     sys.exit(1)
 103 else:
 104     sys.exit(ret)