Commit dc06cbd2 authored by Andreas Färber's avatar Andreas Färber
Browse files

qom-test: Test QOM properties



Recursively walk all properties under /machine and try to retrieve their
value. This is a regression test for link<> properties and the
DeviceState::hotpluggable property.

Cf. be2f78b6 and
    1a37eca1

Signed-off-by: default avatarAndreas Färber <afaerber@suse.de>
parent 0056ae24
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+39 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@
#include <glib.h>
#include <string.h>

#include "qemu-common.h"
#include "libqtest.h"
#include "qemu/osdep.h"
#include "qapi/qmp/types.h"
@@ -43,6 +44,40 @@ static bool is_blacklisted(const char *arch, const char *mach)
    return false;
}

static void test_properties(const char *path)
{
    char *child_path;
    QDict *response, *tuple;
    QList *list;
    QListEntry *entry;

    g_test_message("Obtaining properties of %s", path);
    response = qmp("{ 'execute': 'qom-list',"
                   "  'arguments': { 'path': '%s' } }", path);
    g_assert(response);

    g_assert(qdict_haskey(response, "return"));
    list = qobject_to_qlist(qdict_get(response, "return"));
    QLIST_FOREACH_ENTRY(list, entry) {
        tuple = qobject_to_qdict(qlist_entry_obj(entry));
        if (strstart(qdict_get_str(tuple, "type"), "child<", NULL)) {
            child_path = g_strdup_printf("%s/%s",
                                         path, qdict_get_str(tuple, "name"));
            test_properties(child_path);
            g_free(child_path);
        } else {
            const char *prop = qdict_get_str(tuple, "name");
            g_test_message("Testing property %s.%s", path, prop);
            response = qmp("{ 'execute': 'qom-get',"
                           "  'arguments': { 'path': '%s',"
                           "                 'property': '%s' } }",
                           path, prop);
            /* qom-get may fail but should not, e.g., segfault. */
            g_assert(response);
        }
    }
}

static void test_machine(gconstpointer data)
{
    const char *machine = data;
@@ -51,8 +86,12 @@ static void test_machine(gconstpointer data)

    args = g_strdup_printf("-machine %s", machine);
    qtest_start(args);

    test_properties("/machine");

    response = qmp("{ 'execute': 'quit' }");
    g_assert(qdict_haskey(response, "return"));

    qtest_end();
    g_free(args);
}