mirror of
https://github.com/saymrwulf/pytorch.git
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8286ce1e3a
Summary: Closes https://github.com/caffe2/caffe2/pull/1260 Differential Revision: D5906739 Pulled By: Yangqing fbshipit-source-id: e482ba9ba60b5337d9165f28f7ec68d4518a0902
88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
/**
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* Copyright (c) 2016-present, Facebook, Inc.
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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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*/
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#include <thread> // NOLINT
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#include "caffe2/utils/simple_queue.h"
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#include <gtest/gtest.h>
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namespace caffe2 {
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static std::unique_ptr<SimpleQueue<int> > gQueue;
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static void ConsumerFunction(int thread_idx) {
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int value;
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while (true) {
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if (!gQueue->Pop(&value)) return;
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VLOG(1) << "Emitting " << value << " from thread " << thread_idx;
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}
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}
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static void ProducerFunction(int thread_idx, int start, int count) {
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for (int i = 0; i < count; ++i) {
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VLOG(1) << "Pushing " << i + start << " from thread " << thread_idx;
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gQueue->Push(i + start);
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}
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}
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TEST(SimpleQueueTest, SingleProducerSingleConsumer) {
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gQueue.reset(new SimpleQueue<int>());
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std::thread consumer(ConsumerFunction, 0);
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for (int i = 0; i < 10; ++i) {
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gQueue->Push(i);
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}
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gQueue->NoMoreJobs();
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consumer.join();
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}
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TEST(SimpleQueueTest, SingleProducerDoubleConsumer) {
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gQueue.reset(new SimpleQueue<int>());
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std::thread consumer0(ConsumerFunction, 0);
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std::thread consumer1(ConsumerFunction, 1);
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for (int i = 0; i < 10; ++i) {
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gQueue->Push(i);
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}
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gQueue->NoMoreJobs();
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consumer0.join();
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consumer1.join();
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}
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TEST(SimpleQueueTest, DoubleProducerDoubleConsumer) {
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gQueue.reset(new SimpleQueue<int>());
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std::thread producer0(ProducerFunction, 0, 0, 10);
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std::thread producer1(ProducerFunction, 0, 10, 10);
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std::thread consumer0(ConsumerFunction, 2);
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std::thread consumer1(ConsumerFunction, 3);
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producer0.join();
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producer1.join();
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gQueue->NoMoreJobs();
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consumer0.join();
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consumer1.join();
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}
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TEST(SimpleQueueDeathTest, CannotAddAfterQueueFinished) {
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gQueue.reset(new SimpleQueue<int>());
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gQueue->Push(0);
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gQueue->NoMoreJobs();
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ASSERT_THROW(gQueue->Push(0), EnforceNotMet);
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}
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} // namespace caffe2
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