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paddlepaddle--paddle/test/cpp/fluid/framework/scope_guard_test.cc
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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "paddle/fluid/framework/scope_guard.h"
#include "gtest/gtest.h"
namespace paddle {
namespace framework {
TEST(scope_guard, scope_guard_test) {
int n = 10;
{
DEFINE_PADDLE_SCOPE_GUARD([&n] { ++n; });
}
EXPECT_EQ(n, 11);
try {
DEFINE_PADDLE_SCOPE_GUARD([&] { --n; });
DEFINE_PADDLE_SCOPE_GUARD([&] { --n; });
throw std::runtime_error("any exception");
} catch (std::runtime_error &) {
EXPECT_EQ(n, 9);
}
}
} // namespace framework
} // namespace paddle