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51 lines
1.6 KiB
51 lines
1.6 KiB
8 years ago
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/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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/framework/ddim.h"
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#include "paddle/framework/tensor.h"
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#include "paddle/operators/gather_func.h"
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#include "paddle/platform/place.h"
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#include <gtest/gtest.h>
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#include <iostream>
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#include <string>
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TEST(_abc_, GatherData) {
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using namespace paddle::framework;
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using namespace paddle::platform;
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using namespace paddle::operators;
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Tensor* src = new Tensor();
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Tensor* index = new Tensor();
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Tensor* output = new Tensor();
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// src.Resize(make_ddim({3, 4}));
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int* p_src = nullptr;
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int* p_index = nullptr;
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p_src = src->mutable_data<int>(make_ddim({3, 4}), CPUPlace());
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p_index = index->mutable_data<int>(make_ddim({2}), CPUPlace());
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for (size_t i = 0; i < 12; ++i) p_src[i] = i;
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p_index[0] = 1;
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p_index[1] = 0;
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// gather
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int* p_output = output->mutable_data<int>(make_ddim({2, 4}), CPUPlace());
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Gather<int>(CPUPlace(), src, index, output);
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for (size_t i = 0; i < 4; ++i) EXPECT_EQ(p_output[i], i + 4);
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for (size_t i = 4; i < 8; ++i) EXPECT_EQ(p_output[i], i - 4);
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}
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