TestFourierTransformation.h

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/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
 
#ifndef META_OCEAN_TEST_TESTMATH_TEST_FOURIER_TRANSFORMATION_H
#define META_OCEAN_TEST_TESTMATH_TEST_FOURIER_TRANSFORMATION_H
 
#include "ocean/test/testmath/TestMath.h"
 
#include "ocean/test/TestSelector.h"
 
namespace Ocean
{
 
namespace Test
{
 
namespace TestMath
{
 
/**
 * This class implements test for the Fourier transformation class.
 * @ingroup testmath
 */
class OCEAN_TEST_MATH_EXPORT TestFourierTransformation
{
    public:
 
        /**
         * This functions tests all 3D line functions.
         * @param testDuration Number of seconds for each test, with range (0, infinity)
         * @param selector The test selector
         * @return True, if succeeded
         */
        static bool test(const double testDuration, const TestSelector& selector);
 
        /**
         * Tests the forward and backward (inverse) Fourier transformation.
         * @param testDuration Number of seconds for each test, with range (0, infinity)
         * @return True, if succeeded
         * @tparam T The data type to be tested, 'float' or 'double'
         * @tparam tSourceIsComplex True, if the source signal is complex; False, if the source is composed of real elements only
         */
        template <typename T, bool tSourceIsComplex>
        static bool testFourierTransform(const double testDuration);
 
        /**
         * Tests the element-wise multiplication of two complex spectrums.
         * @param testDuration Number of seconds for each test, with range (0, infinity)
         * @return True, if succeeded
         * @tparam T The data type to be tested, 'float' or 'double'
         */
        template <typename T>
        static bool testElementwiseMultiplication2(const double testDuration);
 
        /**
         * Tests the element-wise division of two complex spectrums.
         * @param testDuration Number of seconds for each test, with range (0, infinity)
         * @return True, if succeeded
         * @tparam T The data type to be tested, 'float' or 'double'
         */
        template <typename T>
        static bool testElementwiseDivision2(const double testDuration);
};
 
}
 
}
 
}
 
#endif // META_OCEAN_TEST_TESTMATH_TEST_FOURIER_TRANSFORMATION_H