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/* type_i.c -- Test functions associated with functions of the type
mpfi_f (mpfi_t).
Copyright 2010,
Spaces project, Inria Lorraine
and Salsa project, INRIA Rocquencourt,
and Arenaire project, Inria Rhone-Alpes, France
and Lab. ANO, USTL (Univ. of Lille), France
This file is part of the MPFI Library.
The MPFI Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version.
The MPFI Library 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 Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the MPFI Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
MA 02110-1301, USA. */
#include "mpfi-tests.h"
extern unsigned long line_number;
static unsigned long test_line_number; /* start line of a test */
void
read_line_i (mpfi_function_ptr this, FILE* fp)
{
test_line_number = line_number;
/* [1] return value */
read_exactness (fp, &(MPFI_FUN_ARG (*this, 1, i)));
/* [2] expected value */
read_mpfi (fp, MPFI_FUN_ARG (*this, 2, mpfi));
}
void
check_monotonicity (mpfi_function_ptr this)
{
mpfr_prec_t precision;
mpfr_prec_t initial_precision;
/* rename operands for better readability */
I_fun f_I = MPFI_FUN_GET (*this, I);
mpfi_ptr got = MPFI_FUN_ARG (*this, 0, mpfi);
mpfi_ptr expected = MPFI_FUN_ARG (*this, 2, mpfi);
initial_precision = mpfi_get_prec (expected);
for (precision = initial_precision; precision > 1; precision >>= 2) {
mpfi_set_prec (got, precision);
f_I (got);
if (!mpfi_is_inside (expected, got)) {
printf ("Failed at precision %lu.\n", precision);
mpfi_out_str (stdout, 2, 0, got);
printf ("\ndoes not include ");
mpfi_out_str (stdout, 2, 0, expected);
putchar ('\n');
exit (1);
}
}
}
void
check_line_i (mpfi_function_ptr this)
{
int inex;
/* rename operands for better readability */
I_fun f_I = MPFI_FUN_GET (*this, I);
mpfi_ptr got = MPFI_FUN_ARG (*this, 0, mpfi);
int expected_inex = MPFI_FUN_ARG (*this, 1, i);
mpfi_ptr expected = MPFI_FUN_ARG (*this, 2, mpfi);
mpfi_set_prec (got, mpfi_get_prec (expected));
inex = f_I (got);
if (inex != expected_inex || !same_value (got, expected)) {
printf ("Failed line %lu.", test_line_number);
printf ("\ngot = ");
mpfi_out_str (stdout, 16, 0, got);
printf ("\nexpected = ");
mpfi_out_str (stdout, 16, 0, expected);
putchar ('\n');
if (inex != expected_inex)
printf ("inexact flag: got = %u, expected = %u\n",
inex, expected_inex);
exit (1);
}
/* monotonic? */
if (!MPFI_NAN_P (expected)) {
check_monotonicity (this);
}
}
void
set_prec_i (mpfi_function_ptr this, mpfr_prec_t prec)
{
mpfi_set_prec (MPFI_FUN_ARG (*this, 0, mpfi), prec);
mpfi_set_prec (MPFI_FUN_ARG (*this, 2, mpfi), prec);
}
void
clear_i (mpfi_function_ptr this)
{
/* [0] initial value (mpfi_t) */
mpfi_clear (MPFI_FUN_ARG (*this, 0, mpfi));
/* [1] return value (int), needs no deallocation */
/* [2] expected value (mpfi_t) */
mpfi_clear (MPFI_FUN_ARG (*this, 2, mpfi));
free (MPFI_FUN_ARGS (*this));
MPFI_FUN_ARGS (*this) = NULL;
}
void
mpfi_fun_init_I (mpfi_function_ptr this, I_fun mpfi_function,
R_fun mpfr_function)
{
this->type = I;
this->func.I = mpfi_function;
this->mpfr_func.I = mpfr_function;
this->random_domain = NULL;
/* init operands */
MPFI_FUN_ARGS (*this) =
(mpfi_fun_operand_t*) malloc (3 * sizeof (mpfi_fun_operand_t));
/* [0] initial value (mpfi_t) */
mpfi_init2 (MPFI_FUN_ARG (*this, 0, mpfi), 1024);
/* [1] return value (int), needs no initialization */
/* [2] expected value (mpfi_t) */
mpfi_init2 (MPFI_FUN_ARG (*this, 2, mpfi), 1024);
/* init methods */
this->set_prec = set_prec_i;
this->read_line = read_line_i;
this->check_line = check_line_i;
this->random = NULL;
this->clear = clear_i;
}
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