98 lines
2.9 KiB
C++
98 lines
2.9 KiB
C++
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/******************************************************************************
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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/rescale.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 CharIntRescale = etl::rescale<char, int>;
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using CharDoubleRescale = etl::rescale<char, 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) < 1.0;
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}
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};
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//***********************************
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const std::array<char, 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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//***********************************
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const std::array<int, Size> result1 =
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{
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40000, 40211, 40422, 40633, 40844, 41055, 41266, 41477, 41688, 41900
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};
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std::array<int, Size> output1;
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const std::array<double, Size> result2 =
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{
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40000.0, 40211.0, 40422.0, 40633.0, 40844.0, 41055.0, 41266.0, 41477.0, 41688.0, 41900.0
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};
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std::array<double, Size> output2;
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SUITE(test_rescale)
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{
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//*************************************************************************
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TEST(test_char_int_rescale)
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{
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CharIntRescale rescale(10, 19, 40000, 41900);
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std::transform(input1.begin(), input1.end(), output1.begin(), rescale);
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bool isEqual = std::equal(output1.begin(), output1.end(), result1.begin());
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CHECK(isEqual);
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}
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//*************************************************************************
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TEST(test_char_double_rescale)
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{
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CharDoubleRescale rescale(10, 19, 40000.0, 41900.0);
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std::transform(input1.begin(), input1.end(), output2.begin(), rescale);
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bool isEqual = std::equal(output2.begin(), output2.end(), result2.begin(), Compare());
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CHECK(isEqual);
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}
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};
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}
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