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qnum: add uint type

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In order to store integer values between INT64_MAX and UINT64_MAX, add
a uint64_t internal representation.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20170607163635.17635-10-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Marc-André Lureau 2017-06-07 20:36:01 +04:00 • committed by Markus Armbruster
parent 36aeb6094f
commit 61a8f418b2
3 changed files with 119 additions and 0 deletions
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48
tests/check-qnum.c
View file

@ -39,6 +39,21 @@ static void qnum_from_int_test(void)
QDECREF(qn);
}
static void qnum_from_uint_test(void)
{
QNum *qn;
const uint64_t value = UINT64_MAX;
qn = qnum_from_uint(value);
g_assert(qn != NULL);
g_assert_cmpint(qn->kind, ==, QNUM_U64);
g_assert(qn->u.u64 == value);
g_assert(qn->base.refcnt == 1);
g_assert(qobject_type(QOBJECT(qn)) == QTYPE_QNUM);
QDECREF(qn);
}
static void qnum_from_double_test(void)
{
QNum *qn;
@ -76,6 +91,37 @@ static void qnum_get_int_test(void)
QDECREF(qn);
}
static void qnum_get_uint_test(void)
{
QNum *qn;
const int value = 123456;
uint64_t val;
int64_t ival;
qn = qnum_from_uint(value);
g_assert(qnum_get_try_uint(qn, &val));
g_assert_cmpuint(val, ==, value);
QDECREF(qn);
qn = qnum_from_int(value);
g_assert(qnum_get_try_uint(qn, &val));
g_assert_cmpuint(val, ==, value);
QDECREF(qn);
/* invalid cases */
qn = qnum_from_int(-1);
g_assert(!qnum_get_try_uint(qn, &val));
QDECREF(qn);
qn = qnum_from_uint(-1ULL);
g_assert(!qnum_get_try_int(qn, &ival));
QDECREF(qn);
qn = qnum_from_double(0.42);
g_assert(!qnum_get_try_uint(qn, &val));
QDECREF(qn);
}
static void qobject_to_qnum_test(void)
{
QNum *qn;
@ -112,9 +158,11 @@ int main(int argc, char **argv)
g_test_init(&argc, &argv, NULL);
g_test_add_func("/qnum/from_int", qnum_from_int_test);
g_test_add_func("/qnum/from_uint", qnum_from_uint_test);
g_test_add_func("/qnum/from_double", qnum_from_double_test);
g_test_add_func("/qnum/from_int64", qnum_from_int64_test);
g_test_add_func("/qnum/get_int", qnum_get_int_test);
g_test_add_func("/qnum/get_uint", qnum_get_uint_test);
g_test_add_func("/qnum/to_qnum", qobject_to_qnum_test);
g_test_add_func("/qnum/to_string", qnum_to_string_test);