wehub-resource-sync
65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
// Copyright (c) 2022 CINN Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "paddle/cinn/utils/multi_threading.h"
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#include <glog/logging.h>
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#include <gtest/gtest.h>
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#include <memory>
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#include <vector>
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#include "paddle/common/enforce.h"
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namespace cinn {
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namespace utils {
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TEST(JobDispatcher, SequenceDispatcher) {
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std::unique_ptr<JobDispatcher> dispatcher =
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std::make_unique<SequenceDispatcher>(1, 3);
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ASSERT_EQ(1, dispatcher->Next());
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ASSERT_EQ(2, dispatcher->Next());
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// check reach the end
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ASSERT_EQ(-1, dispatcher->Next());
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}
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TEST(parallel_run, Basic) {
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std::vector<int> results(100, -1);
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auto worker_fn = [&results](int index) {
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PADDLE_ENFORCE_LT(index,
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results.size(),
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::common::errors::InvalidArgument("invalid index!"));
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results[index] = index;
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};
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// check process every index in the extent of [0, 100) with step 1
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parallel_run(worker_fn, SequenceDispatcher(0, 100), 2);
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for (int i = 0; i < 100; ++i) {
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ASSERT_EQ(results[i], i);
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}
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// check only indexes in the extent of [0, 100) with step 3 are processed
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results.assign(100, -1);
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parallel_run(worker_fn, SequenceDispatcher(0, 100, 3), 3);
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for (int i = 0; i < 100; ++i) {
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if (i % 3 == 0) {
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ASSERT_EQ(results[i], i);
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} else {
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ASSERT_EQ(results[i], -1);
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}
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}
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}
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} // namespace utils
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} // namespace cinn
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