femtolisp/llt/unittest.c

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2008-06-30 21:53:51 -04:00
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <wchar.h>
#include "llt.h"
int main()
{
llt_init();
test_dblprint();
test_operators();
/*
char *buf = malloc(20000);
char *buf2 = malloc(20000);
FILE *f = fopen("textread.m","rb");
int i=0;
while (!feof(f))
buf[i++] = fgetc(f);
buf[i-1] = '\0';
int len = i-1;
double t0 = clock_now();
int j=0;
for(i=0; i < 20000; i++) {
//j+=u8_charnum(buf,len);
u8_reverse(buf2, buf, len);
}
printf("textread took %.4f sec (%d)\n", clock_now()-t0, j);
FILE *f2 = fopen("u8.txt","rb");
i=0;
while (!feof(f2))
buf[i++] = fgetc(f2);
buf[i-1] = '\0';
len = i-1;
t0 = clock_now();
j=0;
for(i=0; i < 20000; i++) {
//j+=u8_charnum(buf,len);
u8_reverse(buf2, buf, len);
}
printf("u8 took %.4f sec (%d)\n\n", clock_now()-t0, j);
*/
return 0;
}
static void prettycplx(double r, double i)
{
char str[64];
snprint_cplx(str, sizeof(str), r, i, 0, 16, 3, 10, 1);
fputs(str, stdout);
fputc('\n', stdout);
}
static void prettyreal(double r)
{
char str[64];
snprint_real(str, sizeof(str), r, 0, 16, 3, 10);
fputs(str, stdout);
fputc('\n', stdout);
}
void test_dblprint()
{
char str[64];
dbl_tolerance(1e-12);
prettycplx(0,0);
prettycplx(1,0);
prettycplx(0,1);
prettycplx(1,1);
prettycplx(-1,0);
prettycplx(0,-1);
prettycplx(1,-1);
prettycplx(-1,1);
prettycplx(-1,-1);
prettycplx(2,0);
prettycplx(0,2);
prettycplx(2,2);
prettycplx(-2,0);
prettycplx(0,-2);
prettycplx(2,-2);
prettycplx(-2,2);
prettycplx(-2,-2);
prettyreal(1.5);
prettyreal(1.1);
prettyreal(1.1e-100);
prettyreal(1.1e20);
prettyreal(123456789);
prettyreal(1234567890);
prettyreal(12345678901);
prettyreal(-12345678901);
prettyreal(12345678901223);
prettyreal(-12345678901223);
prettyreal(.02);
prettyreal(.002);
prettyreal(.0002);
prettyreal(-.0002);
prettyreal(.00002);
prettyreal(-.00002);
prettyreal(1.0/0);
prettyreal(-1.0/0);
prettyreal(strtod("nan",NULL));
prettyreal(0.0/0);
prettyreal(-0.0/0);
prettyreal(DBL_EPSILON);
}