blockdev-test: add test case for drive_add duplicate IDs

The following should work:

  (qemu) drive_add if=none,id=drive0
  (qemu) drive_del drive0
  (qemu) drive_add if=none,id=drive0

Previous versions of QEMU produced a duplicate ID error because
drive_add leaked the options.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2013-10-30 14:54:34 +01:00
parent 0c460dac03
commit 7ceeedd016
2 changed files with 61 additions and 0 deletions

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@ -68,6 +68,7 @@ check-qtest-i386-y += tests/rtc-test$(EXESUF)
check-qtest-i386-y += tests/i440fx-test$(EXESUF)
check-qtest-i386-y += tests/fw_cfg-test$(EXESUF)
check-qtest-i386-y += tests/qom-test$(EXESUF)
check-qtest-i386-y += tests/blockdev-test$(EXESUF)
check-qtest-x86_64-y = $(check-qtest-i386-y)
gcov-files-i386-y += i386-softmmu/hw/mc146818rtc.c
gcov-files-x86_64-y = $(subst i386-softmmu/,x86_64-softmmu/,$(gcov-files-i386-y))
@ -200,6 +201,7 @@ tests/tmp105-test$(EXESUF): tests/tmp105-test.o $(libqos-omap-obj-y)
tests/i440fx-test$(EXESUF): tests/i440fx-test.o $(libqos-pc-obj-y)
tests/fw_cfg-test$(EXESUF): tests/fw_cfg-test.o $(libqos-pc-obj-y)
tests/qom-test$(EXESUF): tests/qom-test.o
tests/blockdev-test$(EXESUF): tests/blockdev-test.o $(libqos-pc-obj-y)
tests/qemu-iotests/socket_scm_helper$(EXESUF): tests/qemu-iotests/socket_scm_helper.o
# QTest rules

59
tests/blockdev-test.c Normal file
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@ -0,0 +1,59 @@
/*
* blockdev.c test cases
*
* Copyright (C) 2013 Red Hat Inc.
*
* Authors:
* Stefan Hajnoczi <stefanha@redhat.com>
*
* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
* See the COPYING.LIB file in the top-level directory.
*/
#include <glib.h>
#include <string.h>
#include "libqtest.h"
static void test_drive_add_empty(void)
{
QDict *response;
const char *response_return;
/* Start with an empty drive */
qtest_start("-drive if=none,id=drive0");
/* Delete the drive */
response = qmp("{\"execute\": \"human-monitor-command\","
" \"arguments\": {"
" \"command-line\": \"drive_del drive0\""
"}}");
g_assert(response);
response_return = qdict_get_try_str(response, "return");
g_assert(response_return);
g_assert(strcmp(response_return, "") == 0);
QDECREF(response);
/* Ensure re-adding the drive works - there should be no duplicate ID error
* because the old drive must be gone.
*/
response = qmp("{\"execute\": \"human-monitor-command\","
" \"arguments\": {"
" \"command-line\": \"drive_add 0 if=none,id=drive0\""
"}}");
g_assert(response);
response_return = qdict_get_try_str(response, "return");
g_assert(response_return);
g_assert(strcmp(response_return, "OK\r\n") == 0);
QDECREF(response);
qtest_end();
}
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
qtest_add_func("/qmp/drive_add_empty", test_drive_add_empty);
return g_test_run();
}