binutils-gdb/gdb/common/selftest.c

113 lines
2.6 KiB
C

/* GDB self-testing.
Copyright (C) 2016-2017 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "common-defs.h"
#include "common-exceptions.h"
#include "common-debug.h"
#include "selftest.h"
#include <map>
namespace selftests
{
/* All the tests that have been registered. Using an std::map allows keeping
the order of tests stable and easily looking up whether a test name
exists. */
static std::map<std::string, std::unique_ptr<selftest>> tests;
/* A selftest that calls the test function without arguments. */
struct simple_selftest : public selftest
{
simple_selftest (self_test_function *function_)
: function (function_)
{}
void operator() () const override
{
function ();
}
self_test_function *function;
};
/* See selftest.h. */
void
register_test (const std::string &name, selftest *test)
{
/* Check that no test with this name already exist. */
gdb_assert (tests.find (name) == tests.end ());
tests[name] = std::unique_ptr<selftest> (test);
}
/* See selftest.h. */
void
register_test (const std::string &name, self_test_function *function)
{
register_test (name, new simple_selftest (function));
}
/* See selftest.h. */
void
run_tests (const char *filter)
{
int ran = 0, failed = 0;
for (const auto &pair : tests)
{
const std::string &name = pair.first;
const std::unique_ptr<selftest> &test = pair.second;
if (filter != NULL && *filter != '\0'
&& name.find (filter) == std::string::npos)
continue;
TRY
{
debug_printf (_("Running selftest %s.\n"), name.c_str ());
++ran;
(*test) ();
}
CATCH (ex, RETURN_MASK_ERROR)
{
++failed;
debug_printf ("Self test failed: %s\n", ex.message);
}
END_CATCH
reset ();
}
debug_printf (_("Ran %d unit tests, %d failed\n"),
ran, failed);
}
/* See selftest.h. */
void for_each_selftest (for_each_selftest_ftype func)
{
for (const auto &pair : tests)
func (pair.first);
}
} // namespace selftests