LXR qemu/tests/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 <glib.h>
  11#include <string.h>
  12
  13#include "qemu-common.h"
  14#include "libqtest.h"
  15#include "qemu/osdep.h"
  16#include "qapi/qmp/types.h"
  17
  18static const char *blacklist_x86[] = {
  19    "xenfv", "xenpv", NULL
  20};
  21
  22static const struct {
  23    const char *arch;
  24    const char **machine;
  25} blacklists[] = {
  26    { "i386", blacklist_x86 },
  27    { "x86_64", blacklist_x86 },
  28};
  29
  30static bool is_blacklisted(const char *arch, const char *mach)
  31{
  32    int i;
  33    const char **p;
  34
  35    for (i = 0; i < ARRAY_SIZE(blacklists); i++) {
  36        if (!strcmp(blacklists[i].arch, arch)) {
  37            for (p = blacklists[i].machine; *p; p++) {
  38                if (!strcmp(*p, mach)) {
  39                    return true;
  40                }
  41            }
  42        }
  43    }
  44    return false;
  45}
  46
  47static void test_properties(const char *path, bool recurse)
  48{
  49    char *child_path;
  50    QDict *response, *tuple, *tmp;
  51    QList *list;
  52    QListEntry *entry;
  53
  54    g_test_message("Obtaining properties of %s", path);
  55    response = qmp("{ 'execute': 'qom-list',"
  56                   "  'arguments': { 'path': %s } }", path);
  57    g_assert(response);
  58
  59    if (!recurse) {
  60        QDECREF(response);
  61        return;
  62    }
  63
  64    g_assert(qdict_haskey(response, "return"));
  65    list = qobject_to_qlist(qdict_get(response, "return"));
  66    QLIST_FOREACH_ENTRY(list, entry) {
  67        tuple = qobject_to_qdict(qlist_entry_obj(entry));
  68        bool is_child = strstart(qdict_get_str(tuple, "type"), "child<", NULL);
  69        bool is_link = strstart(qdict_get_str(tuple, "type"), "link<", NULL);
  70
  71        if (is_child || is_link) {
  72            child_path = g_strdup_printf("%s/%s",
  73                                         path, qdict_get_str(tuple, "name"));
  74            test_properties(child_path, is_child);
  75            g_free(child_path);
  76        } else {
  77            const char *prop = qdict_get_str(tuple, "name");
  78            g_test_message("Testing property %s.%s", path, prop);
  79            tmp = qmp("{ 'execute': 'qom-get',"
  80                      "  'arguments': { 'path': %s,"
  81                      "                 'property': %s } }",
  82                      path, prop);
  83            /* qom-get may fail but should not, e.g., segfault. */
  84            g_assert(tmp);
  85            QDECREF(tmp);
  86        }
  87    }
  88    QDECREF(response);
  89}
  90
  91static void test_machine(gconstpointer data)
  92{
  93    const char *machine = data;
  94    char *args;
  95    QDict *response;
  96
  97    args = g_strdup_printf("-machine %s", machine);
  98    qtest_start(args);
  99
 100    test_properties("/machine", true);
 101
 102    response = qmp("{ 'execute': 'quit' }");
 103    g_assert(qdict_haskey(response, "return"));
 104    QDECREF(response);
 105
 106    qtest_end();
 107    g_free(args);
 108    g_free((void *)machine);
 109}
 110
 111static void add_machine_test_cases(void)
 112{
 113    const char *arch = qtest_get_arch();
 114    QDict *response, *minfo;
 115    QList *list;
 116    const QListEntry *p;
 117    QObject *qobj;
 118    QString *qstr;
 119    const char *mname, *path;
 120
 121    qtest_start("-machine none");
 122    response = qmp("{ 'execute': 'query-machines' }");
 123    g_assert(response);
 124    list = qdict_get_qlist(response, "return");
 125    g_assert(list);
 126
 127    for (p = qlist_first(list); p; p = qlist_next(p)) {
 128        minfo = qobject_to_qdict(qlist_entry_obj(p));
 129        g_assert(minfo);
 130        qobj = qdict_get(minfo, "name");
 131        g_assert(qobj);
 132        qstr = qobject_to_qstring(qobj);
 133        g_assert(qstr);
 134        mname = qstring_get_str(qstr);
 135        if (!is_blacklisted(arch, mname)) {
 136            path = g_strdup_printf("qom/%s", mname);
 137            qtest_add_data_func(path, g_strdup(mname), test_machine);
 138        }
 139    }
 140
 141    qtest_end();
 142    QDECREF(response);
 143}
 144
 145int main(int argc, char **argv)
 146{
 147    g_test_init(&argc, &argv, NULL);
 148
 149    add_machine_test_cases();
 150
 151    return g_test_run();
 152}
 153