#include "set_spectrum.h"
#include <assert.h>
#include <math.h>
#include <stdio.h>

int main(void)
{
    double times[32], values[32], output[18], meta[3];
    for (size_t i = 0; i < 32; ++i) { times[i] = (double)i / 32; values[i] = sin(2 * 3.14159265358979323846 * 4 * times[i]); }
    output[17] = 12345;
    assert(set_spectrum_analyze(times, values, 32, 32, SET_WINDOW_HANN, 0, 0, 0, 1, output, 17, meta) == SET_SPECTRUM_OK);
    assert(meta[0] == 32 && meta[1] == 32);
    assert(fabs(output[4] - 1.0) < 1e-12 && output[17] == 12345);
    assert(set_spectrum_analyze(times, values, 32, 32, 0, 0, 0, 0, 1, output, 16, meta) == SET_SPECTRUM_INVALID);
    assert(set_spectrum_analyze(times, values, 15, 32, 0, 0, 0, 0, 1, output, 17, meta) == SET_SPECTRUM_SHORT);
    assert(set_spectrum_analyze(times, values, 32, 32, 0, 99, 0, 0, 1, output, 17, meta) == SET_SPECTRUM_INVALID);
    assert(set_spectrum_analyze(times, values, 32, 32, 0, SET_FILTER_LOW_PASS, 0, 16, 1, output, 17, meta) == SET_SPECTRUM_CUTOFF);
    times[12] = times[11];
    assert(set_spectrum_analyze(times, values, 32, 32, 0, 0, 0, 0, 1, output, 17, meta) == SET_SPECTRUM_TIMING);
    puts("shared spectrum: OK");
    return 0;
}