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mindspore/tests/ut/cpp/dataset/task_manager_test.cc

61 lines
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/**
* Copyright 2019 Huawei Technologies Co., Ltd
*
* 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 "common/common.h"
#include "gtest/gtest.h"
#include "dataset/util/task_manager.h"
using namespace mindspore::dataset;
using namespace std::placeholders;
class MindDataTestTaskManager : public UT::Common {
public:
MindDataTestTaskManager() {}
void SetUp() { Services::CreateInstance();
}
};
std::atomic<int> v(0);
Status f(TaskGroup &vg){
for (int i = 0; i < 1; i++) {
RETURN_IF_NOT_OK(vg.CreateAsyncTask("Infinity", [&]() -> Status {
TaskManager::FindMe()->Post();
int a = v.fetch_add(1);
std::cout << a << std::endl;
return f(vg);
}));
}
return Status::OK();
}
TEST_F(MindDataTestTaskManager, Test1) {
// Clear the rc of the master thread if any
(void) TaskManager::GetMasterThreadRc();
TaskGroup vg;
Status vg_rc = vg.CreateAsyncTask("Test error", [this]() -> Status {
TaskManager::FindMe()->Post();
throw std::bad_alloc();
});
ASSERT_TRUE(vg_rc.IsOk() || vg_rc.IsOutofMemory());
ASSERT_TRUE(vg.join_all().IsOk());
ASSERT_TRUE(vg.GetTaskErrorIfAny().IsOutofMemory());
// Test the error is passed back to the master thread.
Status rc = TaskManager::GetMasterThreadRc();
ASSERT_TRUE(rc.IsOutofMemory());
}