nptl/test-rwlock-printers.py

   1 # Common tests for the RWLockPrinter class.
   2 #
   3 # Copyright (C) 2016-2019 Free Software Foundation, Inc.
   4 # This file is part of the GNU C Library.
   5 #
   6 # The GNU C Library is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU Lesser General Public
   8 # License as published by the Free Software Foundation; either
   9 # version 2.1 of the License, or (at your option) any later version.
  10 #
  11 # The GNU C Library is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # Lesser General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Lesser General Public
  17 # License along with the GNU C Library; if not, see
  18 # <https://www.gnu.org/licenses/>.
  19
  20 import sys
  21
  22 from test_printers_common import *
  23
  24 test_source = sys.argv[1]
  25 test_bin = sys.argv[2]
  26 printer_files = sys.argv[3:]
  27 printer_names = ['global glibc-pthread-locks']
  28
  29 try:
  30     init_test(test_bin, printer_files, printer_names)
  31     go_to_main()
  32
  33     var = 'rwlock'
  34     to_string = 'pthread_rwlock_t'
  35
  36     break_at(test_source, 'Test locking (reader)')
  37     continue_cmd() # Go to test_locking_reader
  38     test_printer(var, to_string, {'Status': 'Not acquired'})
  39     next_cmd()
  40     test_printer(var, to_string, {'Status': r'Acquired \(Read\)', 'Readers': '1'})
  41     next_cmd()
  42     test_printer(var, to_string, {'Readers': '2'})
  43     next_cmd()
  44     test_printer(var, to_string, {'Readers': '3'})
  45
  46     break_at(test_source, 'Test locking (writer)')
  47     continue_cmd() # Go to test_locking_writer
  48     test_printer(var, to_string, {'Status': 'Not acquired'})
  49     next_cmd()
  50     thread_id = get_current_thread_lwpid()
  51     test_printer(var, to_string, {'Status': r'Acquired \(Write\)',
  52                                   'Writer ID': thread_id})
  53
  54     continue_cmd() # Exit
  55
  56 except (NoLineError, pexpect.TIMEOUT) as exception:
  57     print('Error: {0}'.format(exception))
  58     result = FAIL
  59
  60 else:
  61     print('Test succeeded.')
  62     result = PASS
  63
  64 exit(result)