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-rw-r--r--mpc/tests/tset.c447
1 files changed, 447 insertions, 0 deletions
diff --git a/mpc/tests/tset.c b/mpc/tests/tset.c
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+++ b/mpc/tests/tset.c
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+/* tset -- Test file for mpc_set_x and mpc_set_x_x functions.
+
+Copyright (C) 2009, 2010, 2011 INRIA
+
+This file is part of GNU MPC.
+
+GNU MPC 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 3 of the License, or (at your
+option) any later version.
+
+GNU MPC 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 this program. If not, see http://www.gnu.org/licenses/ .
+*/
+
+#include "config.h"
+#include <limits.h> /* for LONG_MAX */
+
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h> /* for intmax_t */
+#else
+# ifdef HAVE_STDINT_H
+# include <stdint.h>
+# endif
+#endif
+
+#ifdef HAVE_COMPLEX_H
+# include <complex.h>
+#endif
+
+#ifdef HAVE_LOCALE_H
+#include <locale.h>
+#endif
+
+#include "mpc-tests.h"
+
+#define PRINT_ERROR(function_name, precision, a) \
+ do { \
+ printf ("Error in "function_name" for prec = %lu\n", \
+ (unsigned long int) precision); \
+ MPC_OUT(a); \
+ exit (1); \
+ } while (0)
+
+/* test MPC_SET_X_Y through some functions */
+static int
+mpc_set_ui_fr (mpc_ptr z, unsigned long int a, mpfr_srcptr b, mpc_rnd_t rnd)
+ MPC_SET_X_Y (ui, fr, z, a, b, rnd)
+
+static int
+mpc_set_fr_ui (mpc_ptr z, mpfr_srcptr a, unsigned long int b, mpc_rnd_t rnd)
+ MPC_SET_X_Y (fr, ui, z, a, b, rnd)
+
+static int
+mpc_set_f_si (mpc_ptr z, mpf_t a, long int b, mpc_rnd_t rnd)
+ MPC_SET_X_Y (f, si, z, a, b, rnd)
+
+
+static void
+check_set (void)
+{
+ long int lo;
+ mpz_t mpz;
+ mpq_t mpq;
+ mpf_t mpf;
+ mpfr_t fr;
+ mpc_t x, z;
+ mpfr_prec_t prec;
+
+ mpz_init (mpz);
+ mpq_init (mpq);
+ mpf_init2 (mpf, 1000);
+ mpfr_init2 (fr, 1000);
+ mpc_init2 (x, 1000);
+ mpc_init2 (z, 1000);
+
+ mpz_set_ui (mpz, 0x4217);
+ mpq_set_si (mpq, -1, 0x4321);
+ mpf_set_q (mpf, mpq);
+
+ for (prec = 2; prec <= 1000; prec++)
+ {
+ unsigned long int u = (unsigned long int) prec;
+
+ mpc_set_prec (z, prec);
+ mpfr_set_prec (fr, prec);
+
+ lo = -prec;
+
+ mpfr_set_d (fr, 1.23456789, GMP_RNDN);
+
+ mpc_set_d (z, 1.23456789, MPC_RNDNN);
+ if (mpfr_cmp (mpc_realref(z), fr) != 0 || mpfr_cmp_si (mpc_imagref(z), 0) != 0)
+ PRINT_ERROR ("mpc_set_d", prec, z);
+
+#if defined HAVE_COMPLEX_H
+ mpc_set_dc (z, I*1.23456789+1.23456789, MPC_RNDNN);
+ if (mpfr_cmp (mpc_realref(z), fr) != 0 || mpfr_cmp (mpc_imagref(z), fr) != 0)
+ PRINT_ERROR ("mpc_set_c", prec, z);
+#endif
+
+ mpc_set_ui (z, u, MPC_RNDNN);
+ if (mpfr_cmp_ui (mpc_realref(z), u) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), 0) != 0)
+ PRINT_ERROR ("mpc_set_ui", prec, z);
+
+ mpc_set_d_d (z, 1.23456789, 1.23456789, MPC_RNDNN);
+ if (mpfr_cmp (mpc_realref(z), fr) != 0 || mpfr_cmp (mpc_imagref(z), fr) != 0)
+ PRINT_ERROR ("mpc_set_d_d", prec, z);
+
+ mpc_set_si (z, lo, MPC_RNDNN);
+ if (mpfr_cmp_si (mpc_realref(z), lo) != 0 || mpfr_cmp_ui (mpc_imagref(z), 0) != 0)
+ PRINT_ERROR ("mpc_set_si", prec, z);
+
+ mpfr_set_ld (fr, 1.23456789L, GMP_RNDN);
+
+ mpc_set_ld_ld (z, 1.23456789L, 1.23456789L, MPC_RNDNN);
+ if (mpfr_cmp (mpc_realref(z), fr) != 0 || mpfr_cmp (mpc_imagref(z), fr) != 0)
+ PRINT_ERROR ("mpc_set_ld_ld", prec, z);
+
+#if defined HAVE_COMPLEX_H
+ mpc_set_ldc (z, I*1.23456789L+1.23456789L, MPC_RNDNN);
+ if (mpfr_cmp (mpc_realref(z), fr) != 0 || mpfr_cmp (mpc_imagref(z), fr) != 0)
+ PRINT_ERROR ("mpc_set_lc", prec, z);
+#endif
+ mpc_set_ui_ui (z, u, u, MPC_RNDNN);
+ if (mpfr_cmp_ui (mpc_realref(z), u) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), u) != 0)
+ PRINT_ERROR ("mpc_set_ui_ui", prec, z);
+
+ mpc_set_ld (z, 1.23456789L, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), 0) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_ld", prec, z);
+
+ mpc_set_prec (x, prec);
+ mpfr_set_ui(fr, 1, GMP_RNDN);
+ mpfr_div_ui(fr, fr, 3, GMP_RNDN);
+ mpfr_set(mpc_realref(x), fr, GMP_RNDN);
+ mpfr_set(mpc_imagref(x), fr, GMP_RNDN);
+
+ mpc_set (z, x, MPC_RNDNN);
+ mpfr_clear_flags (); /* mpc_cmp set erange flag when an operand is a
+ NaN */
+ if (mpc_cmp (z, x) != 0 || mpfr_erangeflag_p())
+ {
+ printf ("Error in mpc_set for prec = %lu\n",
+ (unsigned long int) prec);
+ MPC_OUT(z);
+ MPC_OUT(x);
+ exit (1);
+ }
+
+ mpc_set_si_si (z, lo, lo, MPC_RNDNN);
+ if (mpfr_cmp_si (mpc_realref(z), lo) != 0
+ || mpfr_cmp_si (mpc_imagref(z), lo) != 0)
+ PRINT_ERROR ("mpc_set_si_si", prec, z);
+
+ mpc_set_fr (z, fr, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), 0) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_fr", prec, z);
+
+ mpfr_set_z (fr, mpz, GMP_RNDN);
+ mpc_set_z_z (z, mpz, mpz, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp (mpc_imagref(z), fr) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_z_z", prec, z);
+
+ mpc_set_fr_fr (z, fr, fr, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp (mpc_imagref(z), fr) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_fr_fr", prec, z);
+
+ mpc_set_z (z, mpz, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), 0) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_z", prec, z);
+
+ mpfr_set_q (fr, mpq, GMP_RNDN);
+ mpc_set_q_q (z, mpq, mpq, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp (mpc_imagref(z), fr) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_q_q", prec, z);
+
+ mpc_set_ui_fr (z, u, fr, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp_ui (mpc_realref (z), u) != 0
+ || mpfr_cmp (mpc_imagref (z), fr) != 0
+ || mpfr_erangeflag_p ())
+ PRINT_ERROR ("mpc_set_ui_fr", prec, z);
+
+ mpc_set_fr_ui (z, fr, u, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref (z), fr) != 0
+ || mpfr_cmp_ui (mpc_imagref (z), u) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_fr_ui", prec, z);
+
+ mpc_set_q (z, mpq, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), 0) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_q", prec, z);
+
+ mpfr_set_f (fr, mpf, GMP_RNDN);
+ mpc_set_f_f (z, mpf, mpf, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp (mpc_imagref(z), fr) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_f_f", prec, z);
+
+ mpc_set_f (z, mpf, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref(z), fr) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), 0) != 0
+ || mpfr_erangeflag_p())
+ PRINT_ERROR ("mpc_set_f", prec, z);
+
+ mpc_set_f_si (z, mpf, lo, MPC_RNDNN);
+ mpfr_clear_flags ();
+ if (mpfr_cmp (mpc_realref (z), fr) != 0
+ || mpfr_cmp_si (mpc_imagref (z), lo) != 0
+ || mpfr_erangeflag_p ())
+ PRINT_ERROR ("mpc_set_f", prec, z);
+
+ mpc_set_nan (z);
+ if (!mpfr_nan_p (mpc_realref(z)) || !mpfr_nan_p (mpc_imagref(z)))
+ PRINT_ERROR ("mpc_set_nan", prec, z);
+
+#ifdef _MPC_H_HAVE_INTMAX_T
+ {
+ uintmax_t uim = (uintmax_t) prec;
+ intmax_t im = (intmax_t) prec;
+
+ mpc_set_uj (z, uim, MPC_RNDNN);
+ if (mpfr_cmp_ui (mpc_realref(z), u) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), 0) != 0)
+ PRINT_ERROR ("mpc_set_uj", prec, z);
+
+ mpc_set_sj (z, im, MPC_RNDNN);
+ if (mpfr_cmp_ui (mpc_realref(z), u) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), 0) != 0)
+ PRINT_ERROR ("mpc_set_sj (1)", prec, z);
+
+ mpc_set_uj_uj (z, uim, uim, MPC_RNDNN);
+ if (mpfr_cmp_ui (mpc_realref(z), u) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), u) != 0)
+ PRINT_ERROR ("mpc_set_uj_uj", prec, z);
+
+ mpc_set_sj_sj (z, im, im, MPC_RNDNN);
+ if (mpfr_cmp_ui (mpc_realref(z), u) != 0
+ || mpfr_cmp_ui (mpc_imagref(z), u) != 0)
+ PRINT_ERROR ("mpc_set_sj_sj (1)", prec, z);
+
+ im = LONG_MAX;
+ if (sizeof (intmax_t) == 2 * sizeof (unsigned long))
+ im = 2 * im * im + 4 * im + 1; /* gives 2^(2n-1)-1 from 2^(n-1)-1 */
+
+ mpc_set_sj (z, im, MPC_RNDNN);
+ if (mpfr_get_sj (mpc_realref(z), GMP_RNDN) != im ||
+ mpfr_cmp_ui (mpc_imagref(z), 0) != 0)
+ PRINT_ERROR ("mpc_set_sj (2)", im, z);
+
+ mpc_set_sj_sj (z, im, im, MPC_RNDNN);
+ if (mpfr_get_sj (mpc_realref(z), GMP_RNDN) != im ||
+ mpfr_get_sj (mpc_imagref(z), GMP_RNDN) != im)
+ PRINT_ERROR ("mpc_set_sj_sj (2)", im, z);
+ }
+#endif /* _MPC_H_HAVE_INTMAX_T */
+
+#if defined HAVE_COMPLEX_H
+ {
+ double _Complex c = 1.0 - 2.0*I, d;
+ long double _Complex lc = c, ld;
+
+ mpc_set_dc (z, c, MPC_RNDNN);
+ if ((d = mpc_get_dc (z, MPC_RNDNN)) != c)
+ {
+ printf ("expected (%f,%f)\n", creal (c), cimag (c));
+ printf ("got (%f,%f)\n", creal (d), cimag (d));
+ PRINT_ERROR ("mpc_get_dc", prec, z);
+ }
+ mpc_set_ldc (z, lc, MPC_RNDNN);
+ if ((ld = mpc_get_ldc (z, MPC_RNDNN)) != lc)
+ {
+ printf ("expected (%Lf,%Lf)\n", creall (lc), cimagl (lc));
+ printf ("got (%Lf,%Lf)\n", creall (ld), cimagl (ld));
+ PRINT_ERROR ("mpc_get_ldc", prec, z);
+ }
+ }
+#endif
+ }
+
+ mpz_clear (mpz);
+ mpq_clear (mpq);
+ mpf_clear (mpf);
+ mpfr_clear (fr);
+ mpc_clear (x);
+ mpc_clear (z);
+}
+
+static void
+check_set_str (mpfr_exp_t exp_max)
+{
+ mpc_t expected;
+ mpc_t got;
+ char *str;
+
+ mpfr_prec_t prec;
+ mpfr_exp_t exp_min;
+ int base;
+
+ mpc_init2 (expected, 1024);
+ mpc_init2 (got, 1024);
+
+ exp_min = mpfr_get_emin ();
+ if (exp_max <= 0)
+ exp_max = mpfr_get_emax ();
+ else if (exp_max > mpfr_get_emax ())
+ exp_max = mpfr_get_emax();
+ if (-exp_max > exp_min)
+ exp_min = - exp_max;
+
+ for (prec = 2; prec < 1024; prec += 7)
+ {
+ mpc_set_prec (got, prec);
+ mpc_set_prec (expected, prec);
+
+ base = 2 + (int) gmp_urandomm_ui (rands, 35);
+ /* uses external variable rands from random.c */
+
+ mpfr_set_nan (mpc_realref (expected));
+ mpfr_set_inf (mpc_imagref (expected), prec % 2 - 1);
+ str = mpc_get_str (base, 0, expected, MPC_RNDNN);
+ if (mpfr_nan_p (mpc_realref (got)) == 0
+ || mpfr_cmp (mpc_imagref (got), mpc_imagref (expected)) != 0)
+ {
+ printf ("Error: mpc_set_str o mpc_get_str != Id\n"
+ "in base %u with str=\"%s\"\n", base, str);
+ MPC_OUT (expected);
+ printf (" ");
+ MPC_OUT (got);
+ exit (1);
+ }
+ mpc_free_str (str);
+
+ test_default_random (expected, exp_min, exp_max, 128, 25);
+ str = mpc_get_str (base, 0, expected, MPC_RNDNN);
+ if (mpc_set_str (got, str, base, MPC_RNDNN) == -1
+ || mpc_cmp (got, expected) != 0)
+ {
+ printf ("Error: mpc_set_str o mpc_get_str != Id\n"
+ "in base %u with str=\"%s\"\n", base, str);
+ MPC_OUT (expected);
+ printf (" ");
+ MPC_OUT (got);
+ exit (1);
+ }
+ mpc_free_str (str);
+ }
+
+#ifdef HAVE_SETLOCALE
+ {
+ /* Check with ',' as a decimal point */
+ char *old_locale;
+
+ old_locale = setlocale (LC_ALL, "de_DE");
+ if (old_locale != NULL)
+ {
+ str = mpc_get_str (10, 0, expected, MPC_RNDNN);
+ if (mpc_set_str (got, str, 10, MPC_RNDNN) == -1
+ || mpc_cmp (got, expected) != 0)
+ {
+ printf ("Error: mpc_set_str o mpc_get_str != Id\n"
+ "with str=\"%s\"\n", str);
+ MPC_OUT (expected);
+ printf (" ");
+ MPC_OUT (got);
+ exit (1);
+ }
+ mpc_free_str (str);
+
+ setlocale (LC_ALL, old_locale);
+ }
+ }
+#endif /* HAVE_SETLOCALE */
+
+ /* the real part has a zero exponent in base ten (fixed in r439) */
+ mpc_set_prec (expected, 37);
+ mpc_set_prec (got, 37);
+ mpc_set_str (expected, "921FC04EDp-35 ", 16, GMP_RNDN);
+ str = mpc_get_str (10, 0, expected, MPC_RNDNN);
+ if (mpc_set_str (got, str, 10, MPC_RNDNN) == -1
+ || mpc_cmp (got, expected) != 0)
+ {
+ printf ("Error: mpc_set_str o mpc_get_str != Id\n"
+ "with str=\"%s\"\n", str);
+ MPC_OUT (expected);
+ printf (" ");
+ MPC_OUT (got);
+ exit (1);
+ }
+ mpc_free_str (str);
+
+ str = mpc_get_str (1, 0, expected, MPC_RNDNN);
+ if (str != NULL)
+ {
+ printf ("Error: mpc_get_str with base==1 should fail\n");
+ exit (1);
+ }
+
+ mpc_clear (expected);
+ mpc_clear (got);
+}
+
+int
+main (void)
+{
+ test_start ();
+
+ check_set ();
+ check_set_str (1024);
+
+ test_end ();
+
+ return 0;
+}
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