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unittests
vec-utils-selftests.c
Go to the documentation of this file.
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/* Self tests for vector utility routines for GDB, the GNU debugger.
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Copyright (C) 2019-2023 Free Software Foundation, Inc.
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This file is part of GDB.
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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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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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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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#include "gdbsupport/common-defs.h"
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#include "gdbsupport/selftest.h"
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#include "gdbsupport/gdb_vecs.h"
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namespace
selftests
{
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namespace
vector_utils_tests {
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static
void
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unordered_remove_tests
()
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{
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/* Create vector with a single object in, and then remove that object.
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This test was added after a bug was discovered where unordered_remove
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would cause a self move assign. If the C++ standard library is
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compiled in debug mode (by passing -D_GLIBCXX_DEBUG=1) and the
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operator= is removed from struct obj this test used to fail with an
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error from the C++ standard library. */
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struct
obj
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{
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std::vector<void *> var;
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obj() =
default
;
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/* gcc complains if we provide an assignment operator but no copy
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constructor, so provide one even if don't really care for this test. */
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obj(
const
obj &other)
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{
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this->var = other.var;
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}
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obj &operator= (
const
obj &other)
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{
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if
(
this
== &other)
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error (_(
"detected self move assign"
));
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this->var = other.var;
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return
*
this
;
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}
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};
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std::vector<obj> v;
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v.emplace_back ();
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auto
it = v.end () - 1;
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unordered_remove (v, it);
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SELF_CHECK (v.empty ());
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}
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}
/* namespace vector_utils_tests */
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}
/* namespace selftests */
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void
_initialize_vec_utils_selftests
();
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void
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_initialize_vec_utils_selftests
()
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{
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selftests::register_test
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(
"unordered_remove"
,
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selftests::vector_utils_tests::unordered_remove_tests
);
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}
selftests::vector_utils_tests::unordered_remove_tests
static void unordered_remove_tests()
Definition
vec-utils-selftests.c:29
selftests
Definition
disasm-selftests.c:26
_initialize_vec_utils_selftests
void _initialize_vec_utils_selftests()
Definition
vec-utils-selftests.c:71
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