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paddlepaddle--paddle/test/cpp/cinn/common/is_reachable_predicator_test.cc
2026-07-13 12:40:42 +08:00

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// Copyright (c) 2023 CINN 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/cinn/common/is_reachable_predicator.h"
#include <glog/logging.h>
#include <gtest/gtest.h>
namespace cinn {
namespace common {
TEST(IsReachablePredicator, simple) {
IsReachablePredicator<int> IsReachable(
// Get min depth
[](int x) { return std::abs(x); },
// Get max depth
[](int x) { return std::abs(x); },
// visit next node
[](int x, const std::function<void(int)>& Handler) {
Handler(x + (x / std::abs(x)));
});
EXPECT_TRUE(IsReachable(33, 99, [](int) {}));
EXPECT_FALSE(IsReachable(33, -99, [](int) {}));
}
} // namespace common
} // namespace cinn