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1 /*
2  * qdev-monitor.c test cases
3  *
4  * Copyright (C) 2013 Red Hat Inc.
5  *
6  * Authors:
7  *  Stefan Hajnoczi <[email protected]>
8  *
9  * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
10  * See the COPYING.LIB file in the top-level directory.
11  */
12
13 #include <string.h>
14 #include <glib.h>
15 #include "libqtest.h"
16 #include "qapi/qmp/qjson.h"
17
18 static void test_device_add(void)
19 {
20     QDict *response;
21     QDict *error;
22
23     qtest_start("-drive if=none,id=drive0");
24
25     /* Make device_add fail.  If this leaks the virtio-blk-pci device then a
26      * reference to drive0 will also be held (via qdev properties).
27      */
28     response = qmp("{\"execute\": \"device_add\","
29                    " \"arguments\": {"
30                    "   \"driver\": \"virtio-blk-pci\","
31                    "   \"drive\": \"drive0\""
32                    "}}");
33     g_assert(response);
34     error = qdict_get_qdict(response, "error");
35     g_assert(!strcmp(qdict_get_try_str(error, "desc") ?: "",
36                      "Device needs media, but drive is empty"));
37     QDECREF(response);
38
39     /* Delete the drive */
40     response = qmp("{\"execute\": \"human-monitor-command\","
41                    " \"arguments\": {"
42                    "   \"command-line\": \"drive_del drive0\""
43                    "}}");
44     g_assert(response);
45     g_assert(!strcmp(qdict_get_try_str(response, "return") ?: "(null)", ""));
46     QDECREF(response);
47
48     /* Try to re-add the drive.  This fails with duplicate IDs if a leaked
49      * virtio-blk-pci exists that holds a reference to the old drive0.
50      */
51     response = qmp("{\"execute\": \"human-monitor-command\","
52                    " \"arguments\": {"
53                    "   \"command-line\": \"drive_add pci-addr=auto if=none,id=drive0\""
54                    "}}");
55     g_assert(response);
56     g_assert(!strcmp(qdict_get_try_str(response, "return") ?: "",
57                      "OK\r\n"));
58     QDECREF(response);
59
60     qtest_end();
61 }
62
63 int main(int argc, char **argv)
64 {
65     const char *arch = qtest_get_arch();
66
67     /* Check architecture */
68     if (strcmp(arch, "i386") && strcmp(arch, "x86_64")) {
69         g_test_message("Skipping test for non-x86\n");
70         return 0;
71     }
72
73     /* Run the tests */
74     g_test_init(&argc, &argv, NULL);
75
76     qtest_add_func("/qmp/device_add", test_device_add);
77
78     return g_test_run();
79 }
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