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#include "test/jemalloc_test.h"
TEST_BEGIN(test_same_size)
{
void *p, *q;
size_t sz, tsz;
assert_d_eq(allocm(&p, &sz, 42, 0), ALLOCM_SUCCESS,
"Unexpected allocm() error");
q = p;
assert_d_eq(rallocm(&q, &tsz, sz, 0, ALLOCM_NO_MOVE), ALLOCM_SUCCESS,
"Unexpected rallocm() error");
assert_ptr_eq(q, p, "Unexpected object move");
assert_zu_eq(tsz, sz, "Unexpected size change: %zu --> %zu", sz, tsz);
assert_d_eq(dallocm(p, 0), ALLOCM_SUCCESS,
"Unexpected dallocm() error");
}
TEST_END
TEST_BEGIN(test_extra_no_move)
{
void *p, *q;
size_t sz, tsz;
assert_d_eq(allocm(&p, &sz, 42, 0), ALLOCM_SUCCESS,
"Unexpected allocm() error");
q = p;
assert_d_eq(rallocm(&q, &tsz, sz, sz-42, ALLOCM_NO_MOVE),
ALLOCM_SUCCESS, "Unexpected rallocm() error");
assert_ptr_eq(q, p, "Unexpected object move");
assert_zu_eq(tsz, sz, "Unexpected size change: %zu --> %zu", sz, tsz);
assert_d_eq(dallocm(p, 0), ALLOCM_SUCCESS,
"Unexpected dallocm() error");
}
TEST_END
TEST_BEGIN(test_no_move_fail)
{
void *p, *q;
size_t sz, tsz;
assert_d_eq(allocm(&p, &sz, 42, 0), ALLOCM_SUCCESS,
"Unexpected allocm() error");
q = p;
assert_d_eq(rallocm(&q, &tsz, sz + 5, 0, ALLOCM_NO_MOVE),
ALLOCM_ERR_NOT_MOVED, "Unexpected rallocm() result");
assert_ptr_eq(q, p, "Unexpected object move");
assert_zu_eq(tsz, sz, "Unexpected size change: %zu --> %zu", sz, tsz);
assert_d_eq(dallocm(p, 0), ALLOCM_SUCCESS,
"Unexpected dallocm() error");
}
TEST_END
TEST_BEGIN(test_grow_and_shrink)
{
void *p, *q;
size_t tsz;
#define NCYCLES 3
unsigned i, j;
#define NSZS 2500
size_t szs[NSZS];
#define MAXSZ ZU(12 * 1024 * 1024)
assert_d_eq(allocm(&p, &szs[0], 1, 0), ALLOCM_SUCCESS,
"Unexpected allocm() error");
for (i = 0; i < NCYCLES; i++) {
for (j = 1; j < NSZS && szs[j-1] < MAXSZ; j++) {
q = p;
assert_d_eq(rallocm(&q, &szs[j], szs[j-1]+1, 0, 0),
ALLOCM_SUCCESS,
"Unexpected rallocm() error for size=%zu-->%zu",
szs[j-1], szs[j-1]+1);
assert_zu_ne(szs[j], szs[j-1]+1,
"Expected size to at least: %zu", szs[j-1]+1);
p = q;
}
for (j--; j > 0; j--) {
q = p;
assert_d_eq(rallocm(&q, &tsz, szs[j-1], 0, 0),
ALLOCM_SUCCESS,
"Unexpected rallocm() error for size=%zu-->%zu",
szs[j], szs[j-1]);
assert_zu_eq(tsz, szs[j-1],
"Expected size=%zu, got size=%zu", szs[j-1], tsz);
p = q;
}
}
assert_d_eq(dallocm(p, 0), ALLOCM_SUCCESS,
"Unexpected dallocm() error");
}
TEST_END
int
main(void)
{
return (test(
test_same_size,
test_extra_no_move,
test_no_move_fail,
test_grow_and_shrink));
}
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