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
  24     g_test_message("Obtaining properties of %s", path);
  25     response = qtest_qmp(qts, "{ 'execute': 'qom-list',"
  26                               "  'arguments': { 'path': %s } }", path);
  27     g_assert(response);
  28
  29     if (!recurse) {
  30         qobject_unref(response);
  31         return;
  32     }
  33
  34     g_assert(qdict_haskey(response, "return"));
  35     list = qobject_to(QList, qdict_get(response, "return"));
  36     QLIST_FOREACH_ENTRY(list, entry) {
  37         tuple = qobject_to(QDict, qlist_entry_obj(entry));
  38         bool is_child = strstart(qdict_get_str(tuple, "type"), "child<", NULL);
  39         bool is_link = strstart(qdict_get_str(tuple, "type"), "link<", NULL);
  40
  41         if (is_child || is_link) {
  42             child_path = g_strdup_printf("%s/%s",
  43                                          path, qdict_get_str(tuple, "name"));
  44             test_properties(qts, child_path, is_child);
  45             g_free(child_path);
  46         } else {
  47             const char *prop = qdict_get_str(tuple, "name");
  48             g_test_message("Testing property %s.%s", path, prop);
  49             tmp = qtest_qmp(qts,
  50                             "{ 'execute': 'qom-get',"
  51                             "  'arguments': { 'path': %s, 'property': %s } }",
  52                             path, prop);
  53             /* qom-get may fail but should not, e.g., segfault. */
  54             g_assert(tmp);
  55             qobject_unref(tmp);
  56         }
  57     }
  58     qobject_unref(response);
  59 }
  60
  61 static void test_machine(gconstpointer data)
  62 {
  63     const char *machine = data;
  64     QDict *response;
  65     QTestState *qts;
  66
  67     qts = qtest_initf("-machine %s", machine);
  68
  69     test_properties(qts, "/machine", true);
  70
  71     response = qtest_qmp(qts, "{ 'execute': 'quit' }");
  72     g_assert(qdict_haskey(response, "return"));
  73     qobject_unref(response);
  74
  75     qtest_quit(qts);
  76     g_free((void *)machine);
  77 }
  78
  79 static void add_machine_test_case(const char *mname)
  80 {
  81     char *path;
  82
  83     path = g_strdup_printf("qom/%s", mname);
  84     qtest_add_data_func(path, g_strdup(mname), test_machine);
  85     g_free(path);
  86 }
  87
  88 int main(int argc, char **argv)
  89 {
  90     g_test_init(&argc, &argv, NULL);
  91
  92     qtest_cb_for_every_machine(add_machine_test_case, g_test_quick());
  93
  94     return g_test_run();
  95 }