74 lines
951 B
C
74 lines
951 B
C
// stdlibtest
|
|
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include <limits.h>
|
|
|
|
void numcheck(int n)
|
|
{
|
|
char buffer[10];
|
|
itoa(n, buffer, 10);
|
|
int m = atoi(buffer);
|
|
|
|
printf("%d : %s -> %d\n", n, buffer, m);
|
|
|
|
if (m != n)
|
|
exit(-1);
|
|
}
|
|
|
|
void numchecks(void)
|
|
{
|
|
numcheck(0);
|
|
numcheck(-1);
|
|
numcheck(1);
|
|
numcheck(12345);
|
|
numcheck(-12345);
|
|
numcheck(INT_MIN);
|
|
numcheck(INT_MAX);
|
|
}
|
|
|
|
void heapcheck(void)
|
|
{
|
|
void * memp[100];
|
|
int mems[100];
|
|
int n, k, s, i;
|
|
|
|
for(n=0; n<100; n++)
|
|
{
|
|
s = rand() % 100 + 3;
|
|
mems[n] = s;
|
|
memp[n] = malloc(s);
|
|
memset(memp[n], n, s);
|
|
}
|
|
|
|
for(k=0; k<1000; k++)
|
|
{
|
|
n = rand() % 100;
|
|
int s = mems[n];
|
|
char * p = memp[n];
|
|
for(i=0; i<s; i++)
|
|
{
|
|
if (p[i] != n)
|
|
exit(-2);
|
|
}
|
|
free(memp[n]);
|
|
|
|
s = rand() % 100 + 3;
|
|
mems[n] = s;
|
|
memp[n] = malloc(s);
|
|
if (!memp[n])
|
|
exit(-3);
|
|
memset(memp[n], n, s);
|
|
}
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
numchecks();
|
|
heapcheck();
|
|
|
|
return 0;
|
|
}
|