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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static const struct
{
const char *str;
const char *expected;
} tests[] =
{
{ "1e308", "1e+308" },
{ "100000000e300", "1e+308" },
{ "0x1p1023", "8.98847e+307" },
{ "0x1000p1011", "8.98847e+307" },
{ "0x1p1020", "1.12356e+307" },
{ "0x0.00001p1040", "1.12356e+307" },
{ "1e-307", "1e-307" },
{ "0.000001e-301", "1e-307" },
{ "0.0000001e-300", "1e-307" },
{ "0.00000001e-299", "1e-307" },
{ "1000000e-313", "1e-307" },
{ "10000000e-314", "1e-307" },
{ "100000000e-315", "1e-307" },
{ "0x1p-1021", "4.45015e-308" },
{ "0x1000p-1033", "4.45015e-308" },
{ "0x10000p-1037", "4.45015e-308" },
{ "0x0.001p-1009", "4.45015e-308" },
{ "0x0.0001p-1005", "4.45015e-308" },
};
#define NTESTS (sizeof (tests) / sizeof (tests[0]))
static int
do_test (void)
{
int status = 0;
for (int i = 0; i < NTESTS; ++i)
{
char buf[100];
snprintf (buf, sizeof (buf), "%g", atof (tests[i].str));
if (strcmp (buf, tests[i].expected) != 0)
{
printf ("%d: got \"%s\", expected \"%s\"\n",
i, buf, tests[i].expected);
status = 1;
}
}
return status;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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