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Re: [Qemu-devel] [PATCH v2 13/14] qlit: add qobject_form_qlit()
From: |
Marc-André Lureau |
Subject: |
Re: [Qemu-devel] [PATCH v2 13/14] qlit: add qobject_form_qlit() |
Date: |
Wed, 30 Aug 2017 09:00:39 -0400 (EDT) |
Hi
----- Original Message -----
> Eric already pointed out the typo in the title.
>
> Marc-André Lureau <address@hidden> writes:
>
> > Signed-off-by: Marc-André Lureau <address@hidden>
> > ---
> > include/qapi/qmp/qlit.h | 2 ++
> > qobject/qlit.c | 37 +++++++++++++++++++++++++++++++++++++
> > tests/check-qlit.c | 26 ++++++++++++++++++++++++++
> > 3 files changed, 65 insertions(+)
> >
> > diff --git a/include/qapi/qmp/qlit.h b/include/qapi/qmp/qlit.h
> > index b18406bce9..56feb25e04 100644
> > --- a/include/qapi/qmp/qlit.h
> > +++ b/include/qapi/qmp/qlit.h
> > @@ -51,4 +51,6 @@ struct QLitDictEntry {
> >
> > bool qlit_equal_qobject(const QLitObject *lhs, const QObject *rhs);
> >
> > +QObject *qobject_from_qlit(const QLitObject *qlit);
> > +
> > #endif /* QLIT_H */
> > diff --git a/qobject/qlit.c b/qobject/qlit.c
> > index 3c4882c784..e44c09e9eb 100644
> > --- a/qobject/qlit.c
> > +++ b/qobject/qlit.c
> > @@ -82,3 +82,40 @@ bool qlit_equal_qobject(const QLitObject *lhs, const
> > QObject *rhs)
> >
> > return false;
> > }
> > +
> > +QObject *qobject_from_qlit(const QLitObject *qlit)
> > +{
> > + int i;
> > +
> > + switch (qlit->type) {
> > + case QTYPE_QNULL:
> > + return QOBJECT(qnull());
> > + case QTYPE_QNUM:
> > + return QOBJECT(qnum_from_int(qlit->value.qnum));
>
> This line shows that QLitObject member value.qnum should really be named
> value.qint. Let's not worry about that now.
>
> > + case QTYPE_QSTRING:
> > + return QOBJECT(qstring_from_str(qlit->value.qstr));
> > + case QTYPE_QDICT: {
> > + QDict *qdict = qdict_new();
>
> Blank line here. Can touch up when I apply.
>
> > + for (i = 0; qlit->value.qdict[i].value.type != QTYPE_NONE; i++) {
> > + QLitDictEntry *e = &qlit->value.qdict[i];
>
> I'd prefer the laconic
>
> QDict *qdict = qdict_new();
> QLitDictEntry *e;
>
> for (e = qlit->value.qdict; e->key; e++) {
> qdict_put_obj(qdict, e->key, qobject_from_qlit(&e->value));
> }
> return QOBJECT(qdict);
>
> Can slot that in when I apply.
>
Indeed!
> > +
> > + qdict_put_obj(qdict, e->key, qobject_from_qlit(&e->value));
> > + }
> > + return QOBJECT(qdict);
> > + }
> > + case QTYPE_QLIST: {
> > + QList *qlist = qlist_new();
> > +
> > + for (i = 0; qlit->value.qlist[i].type != QTYPE_NONE; i++) {
> > + qlist_append_obj(qlist,
> > qobject_from_qlit(&qlit->value.qlist[i]));
> > + }
> > + return QOBJECT(qlist);
>
> Likewise
>
> QList *qlist = qlist_new();
> QLitObject *e;
>
> for (e = qlit->value.qlist; e->type != QTYPE_NONE; e++) {
> qlist_append_obj(qlist, qobject_from_qlit(e));
> }
> return QOBJECT(qlist);
>
> > + }
> > + case QTYPE_QBOOL:
> > + return QOBJECT(qbool_from_bool(qlit->value.qbool));
> > + case QTYPE_NONE:
> > + assert(0);
> > + }
> > +
> > + return NULL;
> > +}
> > diff --git a/tests/check-qlit.c b/tests/check-qlit.c
> > index ae74bfcb83..135a399c6d 100644
> > --- a/tests/check-qlit.c
> > +++ b/tests/check-qlit.c
> > @@ -64,11 +64,37 @@ static void qlit_equal_qobject_test(void)
> > qobject_decref(qobj);
> > }
> >
> > +static void qobject_from_qlit_test(void)
> > +{
> > + QObject *obj, *qobj = qobject_from_qlit(&qlit);
> > + QDict *qdict;
> > + QList *bee;
> > +
> > + qdict = qobject_to_qdict(qobj);
> > + g_assert_cmpint(qdict_get_int(qdict, "foo"), ==, 42);
> > + g_assert_cmpstr(qdict_get_str(qdict, "bar"), ==, "hello world");
> > + g_assert(qobject_type(qdict_get(qdict, "baz")) == QTYPE_QNULL);
> > +
> > + bee = qdict_get_qlist(qdict, "bee");
> > + obj = qlist_pop(bee);
> > + g_assert_cmpint(qnum_get_int(qobject_to_qnum(obj)), ==, 43);
> > + qobject_decref(obj);
> > + obj = qlist_pop(bee);
> > + g_assert_cmpint(qnum_get_int(qobject_to_qnum(obj)), ==, 44);
> > + qobject_decref(obj);
> > + obj = qlist_pop(bee);
> > + g_assert(qbool_get_bool(qobject_to_qbool(obj)));
> > + qobject_decref(obj);
> > +
> > + qobject_decref(qobj);
> > +}
> > +
> > int main(int argc, char **argv)
> > {
> > g_test_init(&argc, &argv, NULL);
> >
> > g_test_add_func("/qlit/equal_qobject", qlit_equal_qobject_test);
> > + g_test_add_func("/qlit/qobject_from_qlit", qobject_from_qlit_test);
> >
> > return g_test_run();
> > }
>
> With the typo fixed and preferably with the improvements I suggested:
> Reviewed-by: Markus Armbruster <address@hidden>
Thanks
- [Qemu-devel] [PATCH v2 09/14] qlit: Replace open-coded qnum_get_int() by call, (continued)
- [Qemu-devel] [PATCH v2 09/14] qlit: Replace open-coded qnum_get_int() by call, Marc-André Lureau, 2017/08/25
- [Qemu-devel] [PATCH v2 10/14] tests: add qlit tests, Marc-André Lureau, 2017/08/25
- [Qemu-devel] [PATCH v2 11/14] qlit: improve QLit dict vs qdict comparison, Marc-André Lureau, 2017/08/25
- [Qemu-devel] [PATCH v2 13/14] qlit: add qobject_form_qlit(), Marc-André Lureau, 2017/08/25
- [Qemu-devel] [PATCH v2 12/14] qlit: improve QLit list vs qlist comparison, Marc-André Lureau, 2017/08/25
- [Qemu-devel] [PATCH v2 14/14] qapi: generate a literal qobject for introspection, Marc-André Lureau, 2017/08/25