forked from mindspore-Ecosystem/mindspore
55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
/**
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* Copyright 2019 Huawei Technologies Co., Ltd
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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 "dataset/core/constants.h"
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#include "common/common.h"
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using namespace mindspore::dataset;
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class MindDataTestBits : public UT::Common {
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public:
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MindDataTestBits() {}
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};
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TEST_F(MindDataTestBits, Basics) {
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uint32_t x = 0; // 00000
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BitSet(&x, 16); // 10000
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ASSERT_TRUE(BitTest(x, 16)); // 10000
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ASSERT_FALSE(BitTest(x, 1)); // 00001
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ASSERT_FALSE(BitTest(x, 17)); // 10001 is failing
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BitSet(&x, 1); // 10001
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ASSERT_TRUE(BitTest(x, 16)); // 10000
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ASSERT_TRUE(BitTest(x, 1)); // 00001
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ASSERT_TRUE(BitTest(x, 17)); // 10001 is failing
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BitClear(&x, 16); // 00001
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ASSERT_FALSE(BitTest(x, 16)); // 10000
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ASSERT_TRUE(BitTest(x, 1)); // 00001
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// ASSERT_FALSE(BitTest(x, 17)); // 10001 is failing
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BitSet(&x, 31); // 11111
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for (uint32_t i = 1; i < 32; i++) {
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ASSERT_TRUE(BitTest(x, i));
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}
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BitClear(&x, 31); // 00000
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for (uint32_t i = 1; i < 32; i++) {
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ASSERT_FALSE(BitTest(x, i));
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}
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}
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