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#include <assert.h>
#include "i-ring.h"
/* Test with this:
gcc -I. -Wall -W -O i-ring-test.c i-ring.c -L. -lcoreutils && ./a.out
*/
int
main ()
{
I_ring ir;
i_ring_init (&ir, -1);
int o = i_ring_push (&ir, 1);
assert (o == -1);
o = i_ring_push (&ir, 2);
assert (o == -1);
o = i_ring_push (&ir, 3);
assert (o == -1);
o = i_ring_push (&ir, 4);
assert (o == -1);
o = i_ring_push (&ir, 5);
assert (o == 1);
o = i_ring_push (&ir, 6);
assert (o == 2);
o = i_ring_push (&ir, 7);
assert (o == 3);
o = i_ring_pop (&ir);
assert (o == 7);
o = i_ring_pop (&ir);
assert (o == 6);
o = i_ring_pop (&ir);
assert (o == 5);
o = i_ring_pop (&ir);
assert (o == 4);
assert (i_ring_empty (&ir));
o = i_ring_push (&ir, 8);
assert (o == -1);
o = i_ring_pop (&ir);
assert (o == 8);
assert (i_ring_empty (&ir));
return 0;
}
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