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
  18 static const char *blacklist_x86[] = {
  19     "xenfv", "xenpv", NULL
  20 };
  21
  22 static const struct {
  23     const char *arch;
  24     const char **machine;
  25 } blacklists[] = {
  26     { "i386", blacklist_x86 },
  27     { "x86_64", blacklist_x86 },
  28 };
  29
  30 static 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
  47 static void test_properties(const char *path)
  48 {
  49     char *child_path;
  50     QDict *response, *tuple;
  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     g_assert(qdict_haskey(response, "return"));
  60     list = qobject_to_qlist(qdict_get(response, "return"));
  61     QLIST_FOREACH_ENTRY(list, entry) {
  62         tuple = qobject_to_qdict(qlist_entry_obj(entry));
  63         if (strstart(qdict_get_str(tuple, "type"), "child<", NULL)) {
  64             child_path = g_strdup_printf("%s/%s",
  65                                          path, qdict_get_str(tuple, "name"));
  66             test_properties(child_path);
  67             g_free(child_path);
  68         } else {
  69             const char *prop = qdict_get_str(tuple, "name");
  70             g_test_message("Testing property %s.%s", path, prop);
  71             response = qmp("{ 'execute': 'qom-get',"
  72                            "  'arguments': { 'path': '%s',"
  73                            "                 'property': '%s' } }",
  74                            path, prop);
  75             /* qom-get may fail but should not, e.g., segfault. */
  76             g_assert(response);
  77         }
  78     }
  79 }
  80
  81 static void test_machine(gconstpointer data)
  82 {
  83     const char *machine = data;
  84     char *args;
  85     QDict *response;
  86
  87     args = g_strdup_printf("-machine %s", machine);
  88     qtest_start(args);
  89
  90     test_properties("/machine");
  91
  92     response = qmp("{ 'execute': 'quit' }");
  93     g_assert(qdict_haskey(response, "return"));
  94
  95     qtest_end();
  96     g_free(args);
  97 }
  98
  99 static void add_machine_test_cases(void)
 100 {
 101     const char *arch = qtest_get_arch();
 102     QDict *response, *minfo;
 103     QList *list;
 104     const QListEntry *p;
 105     QObject *qobj;
 106     QString *qstr;
 107     const char *mname, *path;
 108
 109     qtest_start("-machine none");
 110     response = qmp("{ 'execute': 'query-machines' }");
 111     g_assert(response);
 112     list = qdict_get_qlist(response, "return");
 113     g_assert(list);
 114
 115     for (p = qlist_first(list); p; p = qlist_next(p)) {
 116         minfo = qobject_to_qdict(qlist_entry_obj(p));
 117         g_assert(minfo);
 118         qobj = qdict_get(minfo, "name");
 119         g_assert(qobj);
 120         qstr = qobject_to_qstring(qobj);
 121         g_assert(qstr);
 122         mname = qstring_get_str(qstr);
 123         if (!is_blacklisted(arch, mname)) {
 124             path = g_strdup_printf("/%s/qom/%s", arch, mname);
 125             g_test_add_data_func(path, mname, test_machine);
 126         }
 127     }
 128     qtest_end();
 129 }
 130
 131 int main(int argc, char **argv)
 132 {
 133     g_test_init(&argc, &argv, NULL);
 134
 135     add_machine_test_cases();
 136
 137     return g_test_run();
 138 }