76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
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/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// Created by raver119 on 10.11.2017.
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//
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#include "testlayers.h"
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#include <ops/declarable/CustomOperations.h>
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#include <NDArray.h>
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#include <NativeOps.h>
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#include <helpers/BitwiseUtils.h>
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using namespace nd4j;
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using namespace nd4j::graph;
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class BitwiseUtilsTests : public testing::Test {
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public:
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};
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// oviously, this test will fail on big-endian machines, but who cares
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TEST_F(BitwiseUtilsTests, Test_Runtime_Endianess_1) {
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bool isBE = BitwiseUtils::isBE();
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ASSERT_FALSE(isBE);
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}
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TEST_F(BitwiseUtilsTests, Test_ValueBit_1) {
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int idx = BitwiseUtils::valueBit(1);
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ASSERT_EQ(0, idx);
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}
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TEST_F(BitwiseUtilsTests, Test_ValueBit_2) {
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int idx = BitwiseUtils::valueBit(2);
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ASSERT_EQ(1, idx);
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}
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TEST_F(BitwiseUtilsTests, Test_ValueBits_1) {
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std::vector<int> expected({1, 1});
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while (expected.size() < 32)
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expected.push_back(0);
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std::vector<int> result = BitwiseUtils::valueBits(3);
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ASSERT_EQ(32, result.size());
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ASSERT_EQ(expected, result);
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}
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TEST_F(BitwiseUtilsTests, Test_ValueBits_2) {
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int value = 48;
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int flipped = BitwiseUtils::flip_bits(value);
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ASSERT_NE(value, flipped);
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auto o = BitwiseUtils::valueBits(value);
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auto f = BitwiseUtils::valueBits(flipped);
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for (int e = 0; e < o.size(); e++)
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ASSERT_NE(o.at(e), f.at(e));
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}
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