tests/qtest/qom-test.c

   1 /*
   2  * QTest testcase for QOM
   3  *
   4  * Copyright (c) 2013 SUSE LINUX Products GmbH
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7  * See the COPYING file in the top-level directory.
   8  */
   9
  10 #include "qemu/osdep.h"
  11
  12 #include "qapi/qmp/qdict.h"
  13 #include "qapi/qmp/qlist.h"
  14 #include "qemu/cutils.h"
  15 #include "libqtest.h"
  16
  17 static void test_properties(QTestState *qts, const char *path, bool recurse)
  18 {
  19     char *child_path;
  20     QDict *response, *tuple, *tmp;
  21     QList *list;
  22     QListEntry *entry;
  23     GSList *children = NULL, *links = NULL;
  24
  25     g_test_message("Obtaining properties of %s", path);
  26     response = qtest_qmp(qts, "{ 'execute': 'qom-list',"
  27                               "  'arguments': { 'path': %s } }", path);
  28     g_assert(response);
  29
  30     if (!recurse) {
  31         qobject_unref(response);
  32         return;
  33     }
  34
  35     g_assert(qdict_haskey(response, "return"));
  36     list = qobject_to(QList, qdict_get(response, "return"));
  37     QLIST_FOREACH_ENTRY(list, entry) {
  38         tuple = qobject_to(QDict, qlist_entry_obj(entry));
  39         bool is_child = strstart(qdict_get_str(tuple, "type"), "child<", NULL);
  40         bool is_link = strstart(qdict_get_str(tuple, "type"), "link<", NULL);
  41
  42         if (is_child || is_link) {
  43             child_path = g_strdup_printf("%s/%s",
  44                                          path, qdict_get_str(tuple, "name"));
  45             if (is_child) {
  46                 children = g_slist_prepend(children, child_path);
  47             } else {
  48                 links = g_slist_prepend(links, child_path);
  49             }
  50         } else {
  51             const char *prop = qdict_get_str(tuple, "name");
  52             g_test_message("-> %s", prop);
  53             tmp = qtest_qmp(qts,
  54                             "{ 'execute': 'qom-get',"
  55                             "  'arguments': { 'path': %s, 'property': %s } }",
  56                             path, prop);
  57             /* qom-get may fail but should not, e.g., segfault. */
  58             g_assert(tmp);
  59             qobject_unref(tmp);
  60         }
  61     }
  62
  63     while (links) {
  64         test_properties(qts, links->data, false);
  65         g_free(links->data);
  66         links = g_slist_delete_link(links, links);
  67     }
  68     while (children) {
  69         test_properties(qts, children->data, true);
  70         g_free(children->data);
  71         children = g_slist_delete_link(children, children);
  72     }
  73
  74     qobject_unref(response);
  75 }
  76
  77 static void test_machine(gconstpointer data)
  78 {
  79     const char *machine = data;
  80     QDict *response;
  81     QTestState *qts;
  82
  83     qts = qtest_initf("-machine %s", machine);
  84
  85     test_properties(qts, "/machine", true);
  86
  87     response = qtest_qmp(qts, "{ 'execute': 'quit' }");
  88     g_assert(qdict_haskey(response, "return"));
  89     qobject_unref(response);
  90
  91     qtest_quit(qts);
  92     g_free((void *)machine);
  93 }
  94
  95 static void add_machine_test_case(const char *mname)
  96 {
  97     char *path;
  98
  99     path = g_strdup_printf("qom/%s", mname);
 100     qtest_add_data_func(path, g_strdup(mname), test_machine);
 101     g_free(path);
 102 }
 103
 104 int main(int argc, char **argv)
 105 {
 106     g_test_init(&argc, &argv, NULL);
 107
 108     qtest_cb_for_every_machine(add_machine_test_case, g_test_quick());
 109
 110     return g_test_run();
 111 }