LXR qemu/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
  17static int verbosity_level;
  18
  19static void test_properties(QTestState *qts, const char *path, bool recurse)
  20{
  21    char *child_path;
  22    QDict *response, *tuple, *tmp;
  23    QList *list;
  24    QListEntry *entry;
  25    GSList *children = NULL, *links = NULL;
  26
  27    if (verbosity_level >= 2) {
  28        g_test_message("Obtaining properties of %s", path);
  29    }
  30    response = qtest_qmp(qts, "{ 'execute': 'qom-list',"
  31                              "  'arguments': { 'path': %s } }", path);
  32    g_assert(response);
  33
  34    if (!recurse) {
  35        qobject_unref(response);
  36        return;
  37    }
  38
  39    g_assert(qdict_haskey(response, "return"));
  40    list = qobject_to(QList, qdict_get(response, "return"));
  41    QLIST_FOREACH_ENTRY(list, entry) {
  42        tuple = qobject_to(QDict, qlist_entry_obj(entry));
  43        bool is_child = strstart(qdict_get_str(tuple, "type"), "child<", NULL);
  44        bool is_link = strstart(qdict_get_str(tuple, "type"), "link<", NULL);
  45
  46        if (is_child || is_link) {
  47            child_path = g_strdup_printf("%s/%s",
  48                                         path, qdict_get_str(tuple, "name"));
  49            if (is_child) {
  50                children = g_slist_prepend(children, child_path);
  51            } else {
  52                links = g_slist_prepend(links, child_path);
  53            }
  54        } else {
  55            const char *prop = qdict_get_str(tuple, "name");
  56            if (verbosity_level >= 3) {
  57                g_test_message("-> %s", prop);
  58            }
  59            tmp = qtest_qmp(qts,
  60                            "{ 'execute': 'qom-get',"
  61                            "  'arguments': { 'path': %s, 'property': %s } }",
  62                            path, prop);
  63            /* qom-get may fail but should not, e.g., segfault. */
  64            g_assert(tmp);
  65            qobject_unref(tmp);
  66        }
  67    }
  68
  69    while (links) {
  70        test_properties(qts, links->data, false);
  71        g_free(links->data);
  72        links = g_slist_delete_link(links, links);
  73    }
  74    while (children) {
  75        test_properties(qts, children->data, true);
  76        g_free(children->data);
  77        children = g_slist_delete_link(children, children);
  78    }
  79
  80    qobject_unref(response);
  81}
  82
  83static void test_machine(gconstpointer data)
  84{
  85    const char *machine = data;
  86    QDict *response;
  87    QTestState *qts;
  88
  89    qts = qtest_initf("-machine %s", machine);
  90
  91    test_properties(qts, "/machine", true);
  92
  93    response = qtest_qmp(qts, "{ 'execute': 'quit' }");
  94    g_assert(qdict_haskey(response, "return"));
  95    qobject_unref(response);
  96
  97    qtest_quit(qts);
  98    g_free((void *)machine);
  99}
 100
 101static void add_machine_test_case(const char *mname)
 102{
 103    char *path;
 104
 105    path = g_strdup_printf("qom/%s", mname);
 106    qtest_add_data_func(path, g_strdup(mname), test_machine);
 107    g_free(path);
 108}
 109
 110int main(int argc, char **argv)
 111{
 112    char *v_env = getenv("V");
 113
 114    if (v_env) {
 115        verbosity_level = atoi(v_env);
 116    }
 117
 118    g_test_init(&argc, &argv, NULL);
 119
 120    qtest_cb_for_every_machine(add_machine_test_case, g_test_quick());
 121
 122    return g_test_run();
 123}
 124