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/* fft/test_trap.c
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*
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* Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Brian Gough
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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void FUNCTION(test,trap) (void);
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void
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FUNCTION(test,trap) (void)
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{
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int status ;
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BASE real_x ;
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BASE complex_x ;
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BASE * real_data = &real_x ;
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BASE * complex_data = &complex_x ;
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TYPE(gsl_fft_complex_wavetable) * cw;
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TYPE(gsl_fft_real_wavetable) * rw;
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TYPE(gsl_fft_halfcomplex_wavetable) * hcw;
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TYPE(gsl_fft_complex_workspace) * cwork;
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TYPE(gsl_fft_real_workspace) * rwork;
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/* n = 0 in alloc */
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cw = FUNCTION(gsl_fft_complex_wavetable,alloc) (0);
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gsl_test (cw != 0, "trap for n = 0 in " NAME(gsl_fft_complex_wavetable) "_alloc");
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rw = FUNCTION(gsl_fft_real_wavetable,alloc) (0);
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gsl_test (rw != 0, "trap for n = 0 in " NAME(gsl_fft_real_wavetable) "_alloc" );
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hcw = FUNCTION(gsl_fft_halfcomplex_wavetable,alloc) (0);
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gsl_test (hcw != 0, "trap for n = 0 in " NAME(gsl_fft_halfcomplex_wavetable) "_alloc");
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cwork = FUNCTION(gsl_fft_complex_workspace,alloc) (0);
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gsl_test (cw != 0, "trap for n = 0 in " NAME(gsl_fft_complex_workspace) "_alloc");
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rwork = FUNCTION(gsl_fft_real_workspace,alloc) (0);
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gsl_test (rw != 0, "trap for n = 0 in " NAME(gsl_fft_real_workspace) "_alloc" );
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cw = FUNCTION(gsl_fft_complex_wavetable,alloc) (10);
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hcw = FUNCTION(gsl_fft_halfcomplex_wavetable,alloc) (10);
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rw = FUNCTION(gsl_fft_real_wavetable,alloc) (10);
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cwork = FUNCTION(gsl_fft_complex_workspace,alloc) (10);
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rwork = FUNCTION(gsl_fft_real_workspace,alloc) (10);
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/* n = 0 in fft forward */
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status = FUNCTION(gsl_fft_complex,forward) (complex_data, 1, 0, cw, cwork);
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gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_forward");
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status = FUNCTION(gsl_fft_real,transform) (real_data, 1, 0, rw, rwork);
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gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_real) "_transform");
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status = FUNCTION(gsl_fft_halfcomplex,transform) (real_data, 1, 0, hcw, rwork);
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gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_halfcomplex) "_transform");
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status = FUNCTION(gsl_fft_complex,radix2_forward) (complex_data, 1, 0);
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gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_radix2_forward");
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/* n = 0 in fft backward */
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status = FUNCTION(gsl_fft_complex,backward) (complex_data, 1, 0, cw, cwork);
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gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_backward");
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status = FUNCTION(gsl_fft_complex,radix2_backward) (complex_data, 1, 0);
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gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_radix2_backward");
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/* n = 0 in fft inverse */
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status = FUNCTION(gsl_fft_complex,inverse) (complex_data, 1, 0, cw, cwork);
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gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_inverse");
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status = FUNCTION(gsl_fft_complex,radix2_inverse) (complex_data, 1, 0);
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gsl_test (!status, "trap for n = 0 in " NAME(gsl_fft_complex) "_radix2_inverse");
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/* n != 2^k in power of 2 routines */
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status = FUNCTION(gsl_fft_complex,radix2_forward) (complex_data, 1, 17);
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gsl_test (!status, "trap for n != 2^k in " NAME(gsl_fft_complex) "_radix2_forward");
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status = FUNCTION(gsl_fft_complex,radix2_backward) (complex_data, 1, 17);
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gsl_test (!status, "trap for n != 2^k in " NAME(gsl_fft_complex) "_radix2_backward");
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status = FUNCTION(gsl_fft_complex,radix2_inverse) (complex_data, 1, 17);
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gsl_test (!status, "trap for n != 2^k in " NAME(gsl_fft_complex) "_radix2_inverse");
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/* n != wavetable.n in mixed radix routines */
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cw->n = 3;
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status = FUNCTION(gsl_fft_complex,forward) (complex_data, 1, 4, cw, cwork);
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gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_complex) "_forward");
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cw->n = 3;
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status = FUNCTION(gsl_fft_complex,backward) (complex_data, 1, 4, cw, cwork);
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gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_complex) "_backward");
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cw->n = 3;
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status = FUNCTION(gsl_fft_complex,inverse) (complex_data, 1, 4, cw, cwork);
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gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_complex) "_inverse");
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rw->n = 3;
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status = FUNCTION(gsl_fft_real,transform) (real_data, 1, 4, rw, rwork);
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gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_real) "_transform");
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hcw->n = 3;
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status = FUNCTION(gsl_fft_halfcomplex,transform) (real_data, 1, 4, hcw, rwork);
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gsl_test (!status, "trap for n != nw in " NAME(gsl_fft_halfcomplex) "_transform");
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FUNCTION (gsl_fft_halfcomplex_wavetable,free) (hcw) ;
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FUNCTION (gsl_fft_real_wavetable,free) (rw) ;
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FUNCTION (gsl_fft_complex_wavetable,free) (cw) ;
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FUNCTION (gsl_fft_real_workspace,free) (rwork) ;
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FUNCTION (gsl_fft_complex_workspace,free) (cwork) ;
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}
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