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/* fft/test_trap.c
*
* Copyright (C) 1996, 1997, 1998, 1999, 2000 Brian Gough
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
void FUNCTION(test,trap) (void);
void
FUNCTION(test,trap) (void)
{
int status ;
BASE real_x ;
BASE complex_x ;
BASE * real_data = &real_x ;
BASE * complex_data = &complex_x ;
TYPE(gsl_fft_complex_wavetable) * cw;
TYPE(gsl_fft_real_wavetable) * rw;
TYPE(gsl_fft_halfcomplex_wavetable) * hcw;
TYPE(gsl_fft_complex_workspace) * cwork;
TYPE(gsl_fft_real_workspace) * rwork;
/* n = 0 in alloc */
cw = FUNCTION(gsl_fft_complex_wavetable,alloc) (0);
gsl_test (cw != 0, "trap for n = 0 in " NAME(gsl_fft_complex_wavetable) "_alloc");
rw = FUNCTION(gsl_fft_real_wavetable,alloc) (0);
gsl_test (rw != 0, "trap for n = 0 in " NAME(gsl_fft_real_wavetable) "_alloc" );
hcw = FUNCTION(gsl_fft_halfcomplex_wavetable,alloc) (0);
gsl_test (hcw != 0, "trap for n = 0 in " NAME(gsl_fft_halfcomplex_wavetable) "_alloc");
cwork = FUNCTION(gsl_fft_complex_workspace,alloc) (0);
gsl_test (cw != 0, "trap for n = 0 in " NAME(gsl_fft_complex_workspace) "_alloc");
rwork = FUNCTION(gsl_fft_real_workspace,alloc) (0);
gsl_test (rw != 0, "trap for n = 0 in " NAME(gsl_fft_real_workspace) "_alloc" );
cw = FUNCTION(gsl_fft_complex_wavetable,alloc) (10);
hcw = FUNCTION(gsl_fft_halfcomplex_wavetable,alloc) (10);
rw = FUNCTION(gsl_fft_real_wavetable,alloc) (10);
cwork = FUNCTION(gsl_fft_complex_workspace,alloc) (10);
rwork = FUNCTION(gsl_fft_real_workspace,alloc) (10);
/* n = 0 in fft forward */
status = FUNCTION(gsl_fft_complex,forward) (complex_data, 1, 0, cw, cwork);
gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_forward");
status = FUNCTION(gsl_fft_real,transform) (real_data, 1, 0, rw, rwork);
gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_real) "_transform");
status = FUNCTION(gsl_fft_halfcomplex,transform) (real_data, 1, 0, hcw, rwork);
gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_halfcomplex) "_transform");
status = FUNCTION(gsl_fft_complex,radix2_forward) (complex_data, 1, 0);
gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_radix2_forward");
/* n = 0 in fft backward */
status = FUNCTION(gsl_fft_complex,backward) (complex_data, 1, 0, cw, cwork);
gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_backward");
status = FUNCTION(gsl_fft_complex,radix2_backward) (complex_data, 1, 0);
gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_radix2_backward");
/* n = 0 in fft inverse */
status = FUNCTION(gsl_fft_complex,inverse) (complex_data, 1, 0, cw, cwork);
gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_inverse");
status = FUNCTION(gsl_fft_complex,radix2_inverse) (complex_data, 1, 0);
gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_radix2_inverse");
/* n != 2^k in power of 2 routines */
status = FUNCTION(gsl_fft_complex,radix2_forward) (complex_data, 1, 17);
gsl_test (!status, "trap for n != 2^k in " NAME(gsl_fft_complex) "_radix2_forward");
status = FUNCTION(gsl_fft_complex,radix2_backward) (complex_data, 1, 17);
gsl_test (!status, "trap for n != 2^k in " NAME(gsl_fft_complex) "_radix2_backward");
status = FUNCTION(gsl_fft_complex,radix2_inverse) (complex_data, 1, 17);
gsl_test (!status, "trap for n != 2^k in " NAME(gsl_fft_complex) "_radix2_inverse");
/* n != wavetable.n in mixed radix routines */
cw->n = 3;
status = FUNCTION(gsl_fft_complex,forward) (complex_data, 1, 4, cw, cwork);
gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_complex) "_forward");
cw->n = 3;
status = FUNCTION(gsl_fft_complex,backward) (complex_data, 1, 4, cw, cwork);
gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_complex) "_backward");
cw->n = 3;
status = FUNCTION(gsl_fft_complex,inverse) (complex_data, 1, 4, cw, cwork);
gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_complex) "_inverse");
rw->n = 3;
status = FUNCTION(gsl_fft_real,transform) (real_data, 1, 4, rw, rwork);
gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_real) "_transform");
hcw->n = 3;
status = FUNCTION(gsl_fft_halfcomplex,transform) (real_data, 1, 4, hcw, rwork);
gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_halfcomplex) "_transform");
FUNCTION (gsl_fft_halfcomplex_wavetable,free) (hcw) ;
FUNCTION (gsl_fft_real_wavetable,free) (rw) ;
FUNCTION (gsl_fft_complex_wavetable,free) (cw) ;
FUNCTION (gsl_fft_real_workspace,free) (rwork) ;
FUNCTION (gsl_fft_complex_workspace,free) (cwork) ;
}
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