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tsum.c revision 1.1 
      1 /* tsum -- test file for mpc_sum.
      2 
      3 Copyright (C) 2018 INRIA
      4 
      5 This file is part of GNU MPC.
      6 
      7 GNU MPC is free software; you can redistribute it and/or modify it under
      8 the terms of the GNU Lesser General Public License as published by the
      9 Free Software Foundation; either version 3 of the License, or (at your
     10 option) any later version.
     11 
     12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
     13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
     14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
     15 more details.
     16 
     17 You should have received a copy of the GNU Lesser General Public License
     18 along with this program. If not, see http://www.gnu.org/licenses/ .
     19 */
     20 
     21 #include "mpc-tests.h"
     22 
     23 static void
     24 check_special (void)
     25 {
     26   mpc_t z[3], res;
     27   mpc_ptr t[3];
     28   int i, inex;
     29 
     30   for (i = 0; i < 3; i++)
     31     {
     32       mpc_init2 (z[i], 17);
     33       mpc_set_ui_ui (z[i], i+1, i+2, MPC_RNDNN);
     34       t[i] = z[i];
     35     }
     36   mpc_init2 (res, 17);
     37   inex = mpc_sum (res, t, 0, MPC_RNDNN);
     38   MPC_ASSERT (inex == 0);
     39   MPC_ASSERT (mpfr_cmp_ui (mpc_realref (res), 0) == 0);
     40   MPC_ASSERT (mpfr_cmp_ui (mpc_imagref (res), 0) == 0);
     41   inex = mpc_sum (res, t, 1, MPC_RNDNN);
     42   MPC_ASSERT (inex == 0);
     43   MPC_ASSERT (mpfr_cmp_ui (mpc_realref (res), 1) == 0);
     44   MPC_ASSERT (mpfr_cmp_ui (mpc_imagref (res), 2) == 0);
     45   inex = mpc_sum (res, t, 2, MPC_RNDNN);
     46   MPC_ASSERT (inex == 0);
     47   MPC_ASSERT (mpfr_cmp_ui (mpc_realref (res), 3) == 0);
     48   MPC_ASSERT (mpfr_cmp_ui (mpc_imagref (res), 5) == 0);
     49   inex = mpc_sum (res, t, 3, MPC_RNDNN);
     50   MPC_ASSERT (inex == 0);
     51   MPC_ASSERT (mpfr_cmp_ui (mpc_realref (res), 6) == 0);
     52   MPC_ASSERT (mpfr_cmp_ui (mpc_imagref (res), 9) == 0);
     53   for (i = 0; i < 3; i++)
     54     mpc_clear (z[i]);
     55   mpc_clear (res);
     56 }
     57 
     58 int
     59 main (void)
     60 {
     61   test_start ();
     62 
     63   check_special ();
     64 
     65   test_end ();
     66 
     67   return 0;
     68 }
     69 
     70