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4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
# Copyright (C) 2008-2022 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This file is part of the GDB testsuite. It tests GDB's handling of
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# bad python pretty printers.
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# Test a printer with a bad children iterator.
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import re
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import gdb.printing
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class BadChildrenContainerPrinter1(object):
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"""Children iterator doesn't return a tuple of two elements."""
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def __init__(self, val):
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self.val = val
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def to_string(self):
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return "container %s with %d elements" % (self.val["name"], self.val["len"])
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@staticmethod
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def _bad_iterator(pointer, len):
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start = pointer
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end = pointer + len
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while pointer != end:
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yield "intentional violation of children iterator protocol"
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pointer += 1
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def children(self):
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return self._bad_iterator(self.val["elements"], self.val["len"])
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class BadChildrenContainerPrinter2(object):
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"""Children iterator returns a tuple of two elements with bad values."""
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def __init__(self, val):
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self.val = val
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def to_string(self):
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return "container %s with %d elements" % (self.val["name"], self.val["len"])
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@staticmethod
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def _bad_iterator(pointer, len):
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start = pointer
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end = pointer + len
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while pointer != end:
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# The first argument is supposed to be a string.
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yield (42, "intentional violation of children iterator protocol")
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pointer += 1
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def children(self):
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return self._bad_iterator(self.val["elements"], self.val["len"])
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def build_pretty_printer():
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pp = gdb.printing.RegexpCollectionPrettyPrinter("bad-printers")
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pp.add_printer("container1", "^container$", BadChildrenContainerPrinter1)
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pp.add_printer("container2", "^container$", BadChildrenContainerPrinter2)
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return pp
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my_pretty_printer = build_pretty_printer()
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gdb.printing.register_pretty_printer(gdb, my_pretty_printer)
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