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/* EINA - EFL data type library
* Copyright (C) 2008 Cedric Bail
*
* This 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.
*
* This 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 this library;
* if not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <float.h>
#include <limits.h>
#include <Eina.h>
#include "eina_suite.h"
START_TEST(eina_convert_simple)
{
char tmp[128];
char ref[128];
fail_if(eina_convert_itoa(0, tmp) != 1);
fail_if(strcmp(tmp, "0") != 0);
fail_if(eina_convert_itoa(-1, tmp) != 2);
fail_if(strcmp(tmp, "-1") != 0);
fail_if(eina_convert_itoa(100, tmp) != 3);
fail_if(strcmp(tmp, "100") != 0);
fail_if(eina_convert_itoa(-100, tmp) != 4);
fail_if(strcmp(tmp, "-100") != 0);
fail_if(eina_convert_itoa(10000000, tmp) != 8);
fail_if(strcmp(tmp, "10000000") != 0);
snprintf(ref, sizeof (ref), "%d", INT_MIN);
fail_if(eina_convert_itoa(INT_MIN, tmp) != (int) strlen(ref));
fail_if(strcmp(tmp, ref) != 0);
fail_if(eina_convert_xtoa(0, tmp) != 1);
fail_if(strcmp(tmp, "0") != 0);
fail_if(eina_convert_xtoa(0xA1, tmp) != 2);
fail_if(strcmp(tmp, "a1") != 0);
fail_if(eina_convert_xtoa(0xFF00EF0E, tmp) != 8);
fail_if(strcmp(tmp, "ff00ef0e") != 0);
}
END_TEST
#define EET_TEST_DOUBLE0 123.45689
#define EET_TEST_DOUBLE1 1.0
#define EET_TEST_DOUBLE2 0.25
#define EET_TEST_DOUBLE3 0.0001234
#define EET_TEST_DOUBLE4 123456789.9876543210
static void
_eina_convert_check(double test, int length)
{
char tmp[128];
long long int m = 0;
long e = 0;
double r;
fail_if(eina_convert_dtoa(test, tmp) != length);
fail_if(eina_convert_atod(tmp, 128, &m, &e) != EINA_TRUE);
r = ldexp((double)m, e);
fail_if(fabs(r - test) > DBL_MIN);
}
START_TEST(eina_convert_double)
{
long long int m = 0;
long e = 0;
eina_init();
_eina_convert_check(EET_TEST_DOUBLE0, 20);
_eina_convert_check(-EET_TEST_DOUBLE0, 21);
_eina_convert_check(EET_TEST_DOUBLE1, 6);
_eina_convert_check(EET_TEST_DOUBLE2, 6);
_eina_convert_check(EET_TEST_DOUBLE3, 21);
_eina_convert_check(EET_TEST_DOUBLE4, 21);
fail_if(eina_convert_atod("ah ah ah", 8, &m, &e) != EINA_FALSE);
fail_if(eina_convert_atod("0xjo", 8, &m, &e) != EINA_FALSE);
fail_if(eina_convert_atod("0xp", 8, &m, &e) != EINA_FALSE);
eina_shutdown();
}
END_TEST
static void
_eina_convert_fp_check(double d, Eina_F32p32 fp, int length)
{
char tmp1[128];
char tmp2[128];
Eina_F32p32 fpc;
double fpd;
int l1;
int l2;
l1 = eina_convert_dtoa(d, tmp1);
l2 = eina_convert_fptoa(fp, tmp2);
/* fprintf(stderr, "[%s](%i) vs [%s](%i)\n", tmp1, l1, tmp2, l2); */
fail_if(l1 != l2);
fail_if(length != l1);
fail_if(strcmp(tmp1, tmp2) != 0);
fail_if(!eina_convert_atofp(tmp2, l2, &fpc));
/* fprintf(stderr, "%016x vs %016x\n", fpc, fp); */
fail_if(fpc != fp);
fail_if(!eina_convert_atofp(tmp1, l1, &fpc));
fpd = eina_f32p32_double_to(fpc);
/* fprintf(stderr, "%0.16f vs %0.16f\n", fpd, d); */
fail_if(fabs(fpd - d) > DBL_MIN);
d = -d;
fp = -fp;
l1 = eina_convert_dtoa(d, tmp1);
l2 = eina_convert_fptoa(fp, tmp2);
fail_if(l1 != l2);
fail_if(length + 1 != l1);
fail_if(strcmp(tmp1, tmp2) != 0);
fail_if(!eina_convert_atofp(tmp2, l2, &fpc));
/* fprintf(stderr, "%016x vs %016x\n", fpc, fp); */
fail_if(fpc != fp);
fail_if(!eina_convert_atofp(tmp1, l1, &fpc));
fpd = eina_f32p32_double_to(fpc);
/* fprintf(stderr, "%0.16f vs %0.16f\n", fpd, d); */
fail_if(fabs(fpd - d) > DBL_MIN);
}
START_TEST(eina_convert_fp)
{
_eina_convert_fp_check(1.0, 0x0000000100000000, 6);
_eina_convert_fp_check(0.5, 0x0000000080000000, 8);
_eina_convert_fp_check(0.625, 0x00000000a0000000, 8);
_eina_convert_fp_check(256.0, 0x0000010000000000, 6);
_eina_convert_fp_check(0.5, 0x0000000080000000, 8);
_eina_convert_fp_check(128.625, 0x00000080a0000000, 10);
}
END_TEST
void
eina_test_convert(TCase *tc)
{
tcase_add_test(tc, eina_convert_simple);
tcase_add_test(tc, eina_convert_double);
tcase_add_test(tc, eina_convert_fp);
}
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