scripts/test_printers_exceptions.py

   1 # Exception classes used when testing the Python pretty printers.
   2 #
   3 # Copyright (C) 2016-2017 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 # <http://www.gnu.org/licenses/>.
  19
  20 class NoLineError(Exception):
  21     """Custom exception to indicate that a test file doesn't contain
  22     the requested string.
  23     """
  24
  25     def __init__(self, file_name, string):
  26         """Constructor.
  27
  28         Args:
  29             file_name (string): The name of the test file.
  30             string (string): The string that was requested.
  31         """
  32
  33         super(NoLineError, self).__init__()
  34         self.file_name = file_name
  35         self.string = string
  36
  37     def __str__(self):
  38         """Shows a readable representation of the exception."""
  39
  40         return ('File {0} has no line containing the following string: {1}'
  41                 .format(self.file_name, self.string))
  42
  43 class DebugError(Exception):
  44     """Custom exception to indicate that a required debugging symbol is missing.
  45     """
  46
  47     def __init__(self, symbol):
  48         """Constructor.
  49
  50         Args:
  51             symbol (string): The name of the entity whose debug info is missing.
  52         """
  53
  54         super(DebugError, self).__init__()
  55         self.symbol = symbol
  56
  57     def __str__(self):
  58         """Shows a readable representation of the exception."""
  59
  60         return ('The required debugging information for {0} is missing.'
  61                 .format(self.symbol))