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test-qht: test qht_iter_remove

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Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Emilio G. Cota 2018-08-15 17:08:37 -04:00 committed by Richard Henderson
parent 69d55e9cc2
commit 922034e776
1 changed files with 48 additions and 2 deletions
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50
tests/test-qht.c
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@ -108,6 +108,49 @@ static void iter_check(unsigned int count)
g_assert_cmpuint(curr, ==, count);
}
static void sum_func(struct qht *ht, void *p, uint32_t hash, void *userp)
{
uint32_t *sum = userp;
uint32_t a = *(uint32_t *)p;
*sum += a;
}
static void iter_sum_check(unsigned int expected)
{
unsigned int sum = 0;
qht_iter(&ht, sum_func, &sum);
g_assert_cmpuint(sum, ==, expected);
}
static bool rm_mod_func(struct qht *ht, void *p, uint32_t hash, void *userp)
{
uint32_t a = *(uint32_t *)p;
unsigned int mod = *(unsigned int *)userp;
return a % mod == 0;
}
static void iter_rm_mod(unsigned int mod)
{
qht_iter_remove(&ht, rm_mod_func, &mod);
}
static void iter_rm_mod_check(unsigned int mod)
{
unsigned int expected = 0;
unsigned int i;
for (i = 0; i < N; i++) {
if (i % mod == 0) {
continue;
}
expected += i;
}
iter_sum_check(expected);
}
static void qht_do_test(unsigned int mode, size_t init_entries)
{
/* under KVM we might fetch stats from an uninitialized qht */
@ -138,8 +181,11 @@ static void qht_do_test(unsigned int mode, size_t init_entries)
insert(10, 150);
check_n(N);
rm(1, 2);
check_n(N - 1);
qht_reset(&ht);
insert(0, N);
iter_rm_mod(10);
iter_rm_mod_check(10);
check_n(N * 9 / 10);
qht_reset_size(&ht, 0);
check_n(0);
check(0, N, false);