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srsRAN_4G/lib/test/adt/scope_exit_test.cc

80 lines
2.2 KiB
C++

/**
* Copyright 2013-2023 Software Radio Systems Limited
*
* This file is part of srsRAN.
*
* srsRAN is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsRAN 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 Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#include "srsran/adt/scope_exit.h"
#include "srsran/common/test_common.h"
int test_scope_exit(int* value)
{
auto test_exit = srsran::make_scope_exit([value]() {
*value = SRSRAN_SUCCESS;
printf("Finished successfully\n");
});
// TEST: simple scope_exit call
int nof_calls = 0;
{
auto scope_exit = srsran::make_scope_exit([&]() {
nof_calls++;
printf("TEST1: Exited first scope\n");
});
printf("TEST1: Entered first scope\n");
}
TESTASSERT(nof_calls == 1);
// TEST: Cancelling scope_exit call via release()
nof_calls = 0;
{
auto scope_exit = srsran::make_scope_exit([&]() {
nof_calls++;
printf("TEST2: This should not be called\n");
});
scope_exit.release();
printf("TEST2: Entered second scope\n");
}
TESTASSERT(nof_calls == 0);
// TEST: move is safe
nof_calls = 0;
{
printf("TEST3: Entered third scope\n");
auto scope_exit = srsran::make_scope_exit([&]() { nof_calls++; });
auto scope_exit2{std::move(scope_exit)};
}
TESTASSERT(nof_calls == 1);
// TEST: lvalue callback is safe
{
nof_calls = 0;
auto task = [&nof_calls]() { nof_calls += 2; };
auto scope_exit = srsran::make_scope_exit(task);
}
TESTASSERT(nof_calls == 2);
return SRSRAN_SUCCESS;
}
int main()
{
int ret = SRSRAN_ERROR;
TESTASSERT(test_scope_exit(&ret) == SRSRAN_SUCCESS);
TESTASSERT(ret == SRSRAN_SUCCESS);
}