kolibrios/programs/develop/ktcc/trunk/libctest/strtod_simple.c
siemargl ace23ebbe2 libc testsuite + fixes
git-svn-id: svn://kolibrios.org@6433 a494cfbc-eb01-0410-851d-a64ba20cac60
2016-05-19 12:15:22 +00:00

35 lines
734 B
C

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "test.h"
/* r = place to store result
* f = function call to test (or any expression)
* x = expected result
* m = message to print on failure (with formats for r & x)
*/
#define TEST(r, f, x, m) ( \
((r) = (f)) == (x) || \
(t_error("%s failed (" m ")\n", #f, r, x, r-x), 0) )
int main(void)
{
int i;
double d, d2;
char buf[1000];
for (i=0; i<100; i++) {
d = sin(i);
snprintf(buf, sizeof buf, "%.300f", d);
TEST(d2, strtod(buf, 0), d, "round trip fail %a != %a (%a)");
}
TEST(d, strtod("0x1p4", 0), 16.0, "hex float %a != %a");
TEST(d, strtod("0x1.1p4", 0), 17.0, "hex float %a != %a");
printf("%s finished\n", __FILE__);
return t_status;
}