hostapd/tests/test-bitfield.c

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/*
* bitfield unit tests
* Copyright (c) 2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#include "utils/includes.h"
#include "utils/bitfield.h"
int main(int argc, char *argv[])
{
struct bitfield *bf;
int i;
int errors = 0;
bf = bitfield_alloc(123);
if (bf == NULL)
return -1;
for (i = 0; i < 123; i++) {
if (bitfield_is_set(bf, i) || bitfield_is_set(bf, i + 1))
errors++;
if (i > 0 && bitfield_is_set(bf, i - 1))
errors++;
bitfield_set(bf, i);
if (!bitfield_is_set(bf, i))
errors++;
bitfield_clear(bf, i);
if (bitfield_is_set(bf, i))
errors++;
}
for (i = 123; i < 200; i++) {
if (bitfield_is_set(bf, i) || bitfield_is_set(bf, i + 1))
errors++;
if (i > 0 && bitfield_is_set(bf, i - 1))
errors++;
bitfield_set(bf, i);
if (bitfield_is_set(bf, i))
errors++;
bitfield_clear(bf, i);
if (bitfield_is_set(bf, i))
errors++;
}
for (i = 0; i < 123; i++) {
if (bitfield_is_set(bf, i) || bitfield_is_set(bf, i + 1))
errors++;
bitfield_set(bf, i);
if (!bitfield_is_set(bf, i))
errors++;
}
for (i = 0; i < 123; i++) {
if (!bitfield_is_set(bf, i))
errors++;
bitfield_clear(bf, i);
if (bitfield_is_set(bf, i))
errors++;
}
for (i = 0; i < 123; i++) {
if (bitfield_get_first_zero(bf) != i)
errors++;
bitfield_set(bf, i);
}
if (bitfield_get_first_zero(bf) != -1)
errors++;
for (i = 0; i < 123; i++) {
if (!bitfield_is_set(bf, i))
errors++;
bitfield_clear(bf, i);
if (bitfield_get_first_zero(bf) != i)
errors++;
bitfield_set(bf, i);
}
if (bitfield_get_first_zero(bf) != -1)
errors++;
bitfield_free(bf);
if (errors) {
printf("%d test(s) failed\n", errors);
return -1;
}
return 0;
}