135 lines
3.8 KiB
C++
135 lines
3.8 KiB
C++
/******************************************************************************
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The MIT License(MIT)
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Embedded Template Library.
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https://github.com/ETLCPP/etl
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https://www.etlcpp.com
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Copyright(c) 2021 John Wellbelove
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files(the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions :
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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******************************************************************************/
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#include "unit_test_framework.h"
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#include "etl/invert.h"
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#include <array>
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#include <algorithm>
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#include <math.h>
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namespace
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{
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constexpr size_t Size = 10UL;
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using IntInvert = etl::invert<int>;
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using DoubleInvert = etl::invert<double>;
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struct Compare
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{
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bool operator ()(double lhs, double rhs) const
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{
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return fabs(lhs - rhs) < 0.1;
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}
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};
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//***********************************
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const std::array<int, Size> input1 =
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{
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10, 11, 12, 13, 14, 15, 16, 17, 18, 19
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};
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const std::array<int, Size> result1a =
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{
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90, 89, 88, 87, 86, 85, 84, 83, 82, 81
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};
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const std::array<int, Size> result1b =
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{
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100, 99, 98, 97, 96, 95, 94, 93, 92, 91
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};
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std::array<int, Size> output1;
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//***********************************
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const std::array<double, Size> input2 =
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{
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10.0, 11.0, 12.0, 13.0, 14.0, 15.0, 16.0, 17.0, 18.0, 19.0
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};
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const std::array<double, Size> result2a =
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{
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90.0, 89.0, 88.0, 87.0, 86.0, 85.0, 84.0, 83.0, 82.0, 81.0
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};
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const std::array<double, Size> result2b =
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{
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100.0, 99.0, 98.0, 97.0, 96.0, 95.0, 94.0, 93.0, 92.0, 91.0
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};
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std::array<double, Size> output2;
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SUITE(test_invert)
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{
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//*************************************************************************
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TEST(test_int_invert)
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{
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IntInvert invert(0, 100);
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std::transform(input1.begin(), input1.end(), output1.begin(), invert);
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bool isEqual = std::equal(output1.begin(), output1.end(), result1a.begin());
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CHECK(isEqual);
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}
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//*************************************************************************
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TEST(test_int_invert_offset)
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{
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IntInvert invert(10, 100);
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std::transform(input1.begin(), input1.end(), output1.begin(), invert);
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bool isEqual = std::equal(output1.begin(), output1.end(), result1b.begin());
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CHECK(isEqual);
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}
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//*************************************************************************
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TEST(test_double_invert)
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{
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DoubleInvert invert(0, 100);
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std::transform(input2.begin(), input2.end(), output2.begin(), invert);
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bool isEqual = std::equal(output2.begin(), output2.end(), result2a.begin(), Compare());
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CHECK(isEqual);
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}
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//*************************************************************************
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TEST(test_double_invert_offset)
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{
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DoubleInvert invert(10, 100);
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std::transform(input2.begin(), input2.end(), output2.begin(), invert);
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bool isEqual = std::equal(output2.begin(), output2.end(), result2b.begin(), Compare());
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CHECK(isEqual);
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}
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};
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}
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