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qapi: merge QInt and QFloat in QNum

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We would like to use a same QObject type to represent numbers, whether
they are int, uint, or floats. Getters will allow some compatibility
between the various types if the number fits other representations.

Add a few more tests while at it.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20170607163635.17635-7-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[parse_stats_intervals() simplified a bit, comment in
test_visitor_in_int_overflow() tidied up, suppress bogus warnings]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Marc-André Lureau 2017-06-07 20:35:58 +04:00 • committed by Markus Armbruster
parent 58634047b7
commit 01b2ffcedd
65 changed files with 630 additions and 664 deletions
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136
tests/check-qnum.c Normal file
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/*
* QNum unit-tests.
*
* Copyright (C) 2009 Red Hat Inc.
* Copyright IBM, Corp. 2009
*
* Authors:
* Luiz Capitulino <lcapitulino@redhat.com>
* Anthony Liguori <aliguori@us.ibm.com>
*
* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
* See the COPYING.LIB file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "qapi/qmp/qnum.h"
#include "qapi/error.h"
#include "qemu-common.h"
/*
* Public Interface test-cases
*
* (with some violations to access 'private' data)
*/
static void qnum_from_int_test(void)
{
QNum *qn;
const int value = -42;
qn = qnum_from_int(value);
g_assert(qn != NULL);
g_assert_cmpint(qn->kind, ==, QNUM_I64);
g_assert_cmpint(qn->u.i64, ==, value);
g_assert_cmpint(qn->base.refcnt, ==, 1);
g_assert_cmpint(qobject_type(QOBJECT(qn)), ==, QTYPE_QNUM);
// destroy doesn't exit yet
g_free(qn);
}
static void qnum_from_double_test(void)
{
QNum *qn;
const double value = -42.23423;
qn = qnum_from_double(value);
g_assert(qn != NULL);
g_assert_cmpint(qn->kind, ==, QNUM_DOUBLE);
g_assert_cmpfloat(qn->u.dbl, ==, value);
g_assert_cmpint(qn->base.refcnt, ==, 1);
g_assert_cmpint(qobject_type(QOBJECT(qn)), ==, QTYPE_QNUM);
// destroy doesn't exit yet
g_free(qn);
}
static void qnum_from_int64_test(void)
{
QNum *qn;
const int64_t value = 0x1234567890abcdefLL;
qn = qnum_from_int(value);
g_assert_cmpint((int64_t) qn->u.i64, ==, value);
QDECREF(qn);
}
static void qnum_get_int_test(void)
{
QNum *qn;
const int value = 123456;
qn = qnum_from_int(value);
g_assert_cmpint(qnum_get_int(qn), ==, value);
QDECREF(qn);
}
static void qobject_to_qnum_test(void)
{
QNum *qn;
qn = qnum_from_int(0);
g_assert(qobject_to_qnum(QOBJECT(qn)) == qn);
QDECREF(qn);
qn = qnum_from_double(0);
g_assert(qobject_to_qnum(QOBJECT(qn)) == qn);
QDECREF(qn);
}
static void qnum_to_string_test(void)
{
QNum *qn;
char *tmp;
qn = qnum_from_int(123456);
tmp = qnum_to_string(qn);
g_assert_cmpstr(tmp, ==, "123456");
g_free(tmp);
QDECREF(qn);
qn = qnum_from_double(0.42);
tmp = qnum_to_string(qn);
g_assert_cmpstr(tmp, ==, "0.42");
g_free(tmp);
QDECREF(qn);
}
static void qnum_destroy_test(void)
{
QNum *qn;
qn = qnum_from_int(0);
QDECREF(qn);
qn = qnum_from_double(0.42);
QDECREF(qn);
}
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_double", qnum_from_double_test);
g_test_add_func("/qnum/destroy", qnum_destroy_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/to_qnum", qobject_to_qnum_test);
g_test_add_func("/qnum/to_string", qnum_to_string_test);
return g_test_run();
}