Introduce the qtest_has_accel() method which allows a runtime query on whether a QEMU instance has an accelerator built-in.
Reviewed-by: Eric Blake <ebl...@redhat.com> Reviewed-by: Alex Bennée <alex.ben...@linaro.org> Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com> --- tests/qtest/libqos/libqtest.h | 8 ++++++++ tests/qtest/libqtest.c | 29 +++++++++++++++++++++++++++++ 2 files changed, 37 insertions(+) diff --git a/tests/qtest/libqos/libqtest.h b/tests/qtest/libqos/libqtest.h index a68dcd79d44..d80c618c18d 100644 --- a/tests/qtest/libqos/libqtest.h +++ b/tests/qtest/libqos/libqtest.h @@ -763,6 +763,14 @@ void qmp_expect_error_and_unref(QDict *rsp, const char *class); */ bool qtest_probe_child(QTestState *s); +/** + * qtest_has_accel: + * @accel_name: Accelerator name to check for. + * + * Returns: true if the accelerator is built in. + */ +bool qtest_has_accel(const char *accel_name); + /** * qtest_set_expected_status: * @s: QTestState instance to operate on. diff --git a/tests/qtest/libqtest.c b/tests/qtest/libqtest.c index 71e359efcd3..2156b7e3972 100644 --- a/tests/qtest/libqtest.c +++ b/tests/qtest/libqtest.c @@ -393,6 +393,35 @@ QTestState *qtest_init_with_serial(const char *extra_args, int *sock_fd) return qts; } +bool qtest_has_accel(const char *accel_name) +{ + bool has_accel = false; + QDict *response; + QList *accels; + QListEntry *accel; + QTestState *qts; + + qts = qtest_initf("-accel qtest -machine none"); + response = qtest_qmp(qts, "{'execute': 'query-accels'}"); + accels = qdict_get_qlist(response, "return"); + + QLIST_FOREACH_ENTRY(accels, accel) { + QDict *accel_dict = qobject_to(QDict, qlist_entry_obj(accel)); + const char *name = qdict_get_str(accel_dict, "name"); + + if (g_str_equal(name, accel_name)) { + has_accel = true; + break; + } + } + qobject_unref(response); + + qtest_quit(qts); + + return has_accel; +} + + void qtest_quit(QTestState *s) { qtest_remove_abrt_handler(s); -- 2.26.3