TTBounceEaseInOutFunction.test.cpp

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/** @file
 *
 * @ingroup dspFunctionLib
 *
 * @brief Unit tests for the Jamoma DSP #TTBounceEaseInOutFunction of the #TTFunctionLib
 *
 * @details Derived from Sam Hocevar's public domain C/C++ implementation of Robert Penner easing functions
 *
 * @authors Trond Lossius
 *
 * @copyright Copyright © 2014 by Trond Lossius @n
 * This code is licensed under the terms of the "New BSD License" @n
 * http://creativecommons.org/licenses/BSD/
 */


#include "TTFunction.h"
#include "TTBounceEaseInOutFunction.h"


/*
 * Coefficients calculated in Octave using script found
 * in the OctaveScript subfolder of this extension.
 */

TTErr TTBounceEaseInOutFunction::test(TTValue& returnedTestInfo)
{
    int                 errorCount = 0;
    int                 testAssertionCount = 0;
    int                 badSampleCount = 0;
    TTAudioSignalPtr    input = NULL;
    TTAudioSignalPtr    output = NULL;
    int                 N = 128;
    TTValue             v;
    

    TTFloat64 inputSignal1[128] = {
        0.0000000000000000e+00,
        7.8740157480314960e-03,
        1.5748031496062992e-02,
        2.3622047244094488e-02,
        3.1496062992125984e-02,
        3.9370078740157480e-02,
        4.7244094488188976e-02,
        5.5118110236220472e-02,
        6.2992125984251968e-02,
        7.0866141732283464e-02,
        7.8740157480314960e-02,
        8.6614173228346455e-02,
        9.4488188976377951e-02,
        1.0236220472440945e-01,
        1.1023622047244094e-01,
        1.1811023622047244e-01,
        1.2598425196850394e-01,
        1.3385826771653542e-01,
        1.4173228346456693e-01,
        1.4960629921259844e-01,
        1.5748031496062992e-01,
        1.6535433070866140e-01,
        1.7322834645669291e-01,
        1.8110236220472442e-01,
        1.8897637795275590e-01,
        1.9685039370078738e-01,
        2.0472440944881889e-01,
        2.1259842519685040e-01,
        2.2047244094488189e-01,
        2.2834645669291337e-01,
        2.3622047244094488e-01,
        2.4409448818897639e-01,
        2.5196850393700787e-01,
        2.5984251968503935e-01,
        2.6771653543307083e-01,
        2.7559055118110237e-01,
        2.8346456692913385e-01,
        2.9133858267716534e-01,
        2.9921259842519687e-01,
        3.0708661417322836e-01,
        3.1496062992125984e-01,
        3.2283464566929132e-01,
        3.3070866141732280e-01,
        3.3858267716535434e-01,
        3.4645669291338582e-01,
        3.5433070866141730e-01,
        3.6220472440944884e-01,
        3.7007874015748032e-01,
        3.7795275590551181e-01,
        3.8582677165354329e-01,
        3.9370078740157477e-01,
        4.0157480314960631e-01,
        4.0944881889763779e-01,
        4.1732283464566927e-01,
        4.2519685039370081e-01,
        4.3307086614173229e-01,
        4.4094488188976377e-01,
        4.4881889763779526e-01,
        4.5669291338582674e-01,
        4.6456692913385828e-01,
        4.7244094488188976e-01,
        4.8031496062992124e-01,
        4.8818897637795278e-01,
        4.9606299212598426e-01,
        5.0393700787401574e-01,
        5.1181102362204722e-01,
        5.1968503937007871e-01,
        5.2755905511811019e-01,
        5.3543307086614167e-01,
        5.4330708661417326e-01,
        5.5118110236220474e-01,
        5.5905511811023623e-01,
        5.6692913385826771e-01,
        5.7480314960629919e-01,
        5.8267716535433067e-01,
        5.9055118110236215e-01,
        5.9842519685039375e-01,
        6.0629921259842523e-01,
        6.1417322834645671e-01,
        6.2204724409448819e-01,
        6.2992125984251968e-01,
        6.3779527559055116e-01,
        6.4566929133858264e-01,
        6.5354330708661412e-01,
        6.6141732283464560e-01,
        6.6929133858267720e-01,
        6.7716535433070868e-01,
        6.8503937007874016e-01,
        6.9291338582677164e-01,
        7.0078740157480313e-01,
        7.0866141732283461e-01,
        7.1653543307086609e-01,
        7.2440944881889768e-01,
        7.3228346456692917e-01,
        7.4015748031496065e-01,
        7.4803149606299213e-01,
        7.5590551181102361e-01,
        7.6377952755905509e-01,
        7.7165354330708658e-01,
        7.7952755905511806e-01,
        7.8740157480314954e-01,
        7.9527559055118113e-01,
        8.0314960629921262e-01,
        8.1102362204724410e-01,
        8.1889763779527558e-01,
        8.2677165354330706e-01,
        8.3464566929133854e-01,
        8.4251968503937003e-01,
        8.5039370078740162e-01,
        8.5826771653543310e-01,
        8.6614173228346458e-01,
        8.7401574803149606e-01,
        8.8188976377952755e-01,
        8.8976377952755903e-01,
        8.9763779527559051e-01,
        9.0551181102362199e-01,
        9.1338582677165348e-01,
        9.2125984251968507e-01,
        9.2913385826771655e-01,
        9.3700787401574803e-01,
        9.4488188976377951e-01,
        9.5275590551181100e-01,
        9.6062992125984248e-01,
        9.6850393700787396e-01,
        9.7637795275590555e-01,
        9.8425196850393704e-01,
        9.9212598425196852e-01,
        1.0000000000000000e+00
    };

        
    TTFloat64 expectedSignal1[128] = { 
        -8.8817841970012523e-16,
        7.1647343294687360e-03,
        1.1651063302125841e-02,
        1.3458986917972204e-02,
        1.2588505177009601e-02,
        9.0396180792362557e-03,
        2.8123256246512796e-03,
        1.0035054973156932e-02,
        2.3004793932025258e-02,
        3.2982039371280081e-02,
        3.9966791290923176e-02,
        4.3959049690952767e-02,
        4.4958814571368855e-02,
        4.2966085932171882e-02,
        3.7980863773361406e-02,
        3.0003148094938314e-02,
        1.9032938896902607e-02,
        5.0702361792533956e-03,
        1.7193409386819569e-02,
        4.0517856035712230e-02,
        6.1591698183396604e-02,
        8.0414935829871803e-02,
        9.6987568975138272e-02,
        1.1130959761919557e-01,
        1.2338102176204369e-01,
        1.3320184140368285e-01,
        1.4077205654411351e-01,
        1.4609166718333477e-01,
        1.4916067332134708e-01,
        1.4997907495815022e-01,
        1.4854687209374462e-01,
        1.4486406472812963e-01,
        1.3893065286130568e-01,
        1.3074663649327301e-01,
        1.2031201562403160e-01,
        1.0762679025358080e-01,
        9.2690960381921039e-02,
        7.5504526009052109e-02,
        5.6067487134974447e-02,
        3.4379843759687612e-02,
        1.0441595883192045e-02,
        2.5263113026225914e-02,
        6.6524195548390952e-02,
        1.0590977431954868e-01,
        1.4341984933969865e-01,
        1.7905442060884114e-01,
        2.1281348812697637e-01,
        2.4469705189410379e-01,
        2.7470511191022379e-01,
        3.0283766817533631e-01,
        3.2909472068944123e-01,
        3.5347626945253896e-01,
        3.7598231446462893e-01,
        3.9661285572571137e-01,
        4.1536789323578649e-01,
        4.3224742699485402e-01,
        4.4725145700291402e-01,
        4.6037998325996649e-01,
        4.7163300576601147e-01,
        4.8101052452104903e-01,
        4.8851253952507906e-01,
        4.9413905077810155e-01,
        4.9789005828011657e-01,
        4.9976556203112404e-01,
        5.0023443796887590e-01,
        5.0210994171988343e-01,
        5.0586094922189839e-01,
        5.1148746047492089e-01,
        5.1898947547895091e-01,
        5.2836699423398847e-01,
        5.3962001674003346e-01,
        5.5274854299708598e-01,
        5.6775257300514603e-01,
        5.8463210676421351e-01,
        6.0338714427428841e-01,
        6.2401768553537096e-01,
        6.4652373054746126e-01,
        6.7090527931055877e-01,
        6.9716233182466369e-01,
        7.2529488808977627e-01,
        7.5530294810589615e-01,
        7.8718651187302369e-01,
        8.2094557939115864e-01,
        8.5658015066030102e-01,
        8.9409022568045105e-01,
        9.3347580445160905e-01,
        9.7473688697377403e-01,
        9.8955840411680795e-01,
        9.6562015624031239e-01,
        9.4393251286502555e-01,
        9.2449547399094789e-01,
        9.0730903961807896e-01,
        8.9237320974641920e-01,
        8.7968798437596840e-01,
        8.6925336350672699e-01,
        8.6106934713869432e-01,
        8.5513593527187037e-01,
        8.5145312790625538e-01,
        8.5002092504184956e-01,
        8.5083932667865292e-01,
        8.5390833281666545e-01,
        8.5922794345588649e-01,
        8.6679815859631715e-01,
        8.7661897823795631e-01,
        8.8869040238080443e-01,
        9.0301243102486173e-01,
        9.1958506417012775e-01,
        9.3840830181660340e-01,
        9.5948214396428777e-01,
        9.8280659061318043e-01,
        9.9492976382074660e-01,
        9.8096706110309739e-01,
        9.6999685190506169e-01,
        9.6201913622663859e-01,
        9.5703391406782767e-01,
        9.5504118542863159e-01,
        9.5604095030904723e-01,
        9.6003320870907682e-01,
        9.6701796062871992e-01,
        9.7699520606797474e-01,
        9.8996494502684307e-01,
        9.9718767437534872e-01,
        9.9096038192076463e-01,
        9.8741149482299040e-01,
        9.8654101308202691e-01,
        9.8834893669787416e-01,
        9.9283526567053126e-01,
        1.0000000000000009e+00
    };  
    
    // setup Function 
    this->setAttributeValue(TT("function"), TT("easeInOutBounce"));

    
    // create 1 channel audio signal objects
    TTObjectBaseInstantiate(kTTSym_audiosignal, &input, 1);
    TTObjectBaseInstantiate(kTTSym_audiosignal, &output, 1);
    input->allocWithVectorSize(N);
    output->allocWithVectorSize(N);
    
    // create a signal to be transformed and then process it)
    input->clear(); 
    for (int i=0; i<N; i++)
        input->mSampleVectors[0][i] = inputSignal1[i]; 
    
    this->process(input, output);
    
    // now test the output
    for (int n=0; n<N; n++)
    {
        TTBoolean result = !TTTestFloatEquivalence(output->mSampleVectors[0][n], expectedSignal1[n]);
        badSampleCount += result;
        if (result) 
            TTTestLog("BAD SAMPLE @ n=%i ( value=%.10f  expected=%.10f )", n, output->mSampleVectors[0][n], expectedSignal1[n]);
    }
    
    TTTestAssertion("Produces correct function values", 
                    badSampleCount == 0,
                    testAssertionCount, 
                    errorCount);
    if (badSampleCount)
        TTTestLog("badSampleCount is %i", badSampleCount);
    
    
    TTObjectBaseRelease(&input);
    TTObjectBaseRelease(&output);
    
    // wrap up test results and pass back to whoever called test
    return TTTestFinish(testAssertionCount, errorCount, returnedTestInfo);
    
}