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/*
TEST_HEADER
id = $Id$
summary = very small arenas
language = c
link = testlib.o
OUTPUT_SPEC
result = pass
END_HEADER
*/
#include "testlib.h"
#include "mpsavm.h"
#include "mpsacl.h"
mps_arena_t arena;
static char buffer[1024 * 1024];
static void test(void *stack_pointer)
{
mps_res_t res, prev_res = MPS_RES_OK;
int i;
/* VM arenas round up small sizes and so creation must succeed. */
for (i = 1024; i >= 0; i -= i/17 + 1) {
MPS_ARGS_BEGIN(args) {
MPS_ARGS_ADD(args, MPS_KEY_ARENA_SIZE, 1024 * i);
die(mps_arena_create_k(&arena, mps_arena_class_vm(), args),
"mps_arena_create");
} MPS_ARGS_END(args);
mps_arena_destroy(arena);
}
/* Client arenas have to work within the memory they are given and
* so must fail at some point. */
for (i = 1024; i >= 0; i -= i/17 + 1) {
MPS_ARGS_BEGIN(args) {
MPS_ARGS_ADD(args, MPS_KEY_ARENA_CL_BASE, buffer);
MPS_ARGS_ADD(args, MPS_KEY_ARENA_SIZE, 1024 * i);
res = mps_arena_create_k(&arena, mps_arena_class_cl(), args);
} MPS_ARGS_END(args);
if (res == MPS_RES_OK) {
if (prev_res != MPS_RES_OK) {
error("Success with smaller size.");
}
mps_arena_destroy(arena);
} else {
if (res != MPS_RES_MEMORY) {
report_res("arena_create", res);
error("Wrong error code.");
}
}
prev_res = res;
}
if (res != MPS_RES_MEMORY) {
error("Wrong error code.");
}
}
int main(void)
{
run_test(test);
pass();
return 0;
}
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