qemu/tests/virtio-blk-test.c
Marc Marí 311e666aea tests: Functions bus_foreach and device_find from libqos virtio API
Virtio header has been changed to compile and work with a real device.
Functions bus_foreach and device_find have been implemented for PCI.
Virtio-blk test case now opens a fake device.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Marc Marí <marc.mari.barcelo@gmail.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-09-08 11:12:43 +01:00

80 lines
1.7 KiB
C

/*
* QTest testcase for VirtIO Block Device
*
* Copyright (c) 2014 SUSE LINUX Products GmbH
* Copyright (c) 2014 Marc Marí
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include <glib.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include "libqtest.h"
#include "libqos/virtio.h"
#include "libqos/virtio-pci.h"
#include "libqos/pci-pc.h"
#define TEST_IMAGE_SIZE (64 * 1024 * 1024)
#define PCI_SLOT 0x04
#define PCI_FN 0x00
static QPCIBus *test_start(void)
{
char cmdline[100];
char tmp_path[] = "/tmp/qtest.XXXXXX";
int fd, ret;
/* Create a temporary raw image */
fd = mkstemp(tmp_path);
g_assert_cmpint(fd, >=, 0);
ret = ftruncate(fd, TEST_IMAGE_SIZE);
g_assert_cmpint(ret, ==, 0);
close(fd);
snprintf(cmdline, 100, "-drive if=none,id=drive0,file=%s "
"-device virtio-blk-pci,drive=drive0,addr=%x.%x",
tmp_path, PCI_SLOT, PCI_FN);
qtest_start(cmdline);
unlink(tmp_path);
return qpci_init_pc();
}
static void test_end(void)
{
qtest_end();
}
static void pci_basic(void)
{
QVirtioPCIDevice *dev;
QPCIBus *bus;
bus = test_start();
dev = qvirtio_pci_device_find(bus, QVIRTIO_BLK_DEVICE_ID);
g_assert(dev != NULL);
g_assert_cmphex(dev->vdev.device_type, ==, QVIRTIO_BLK_DEVICE_ID);
g_assert_cmphex(dev->pdev->devfn, ==, ((PCI_SLOT << 3) | PCI_FN));
g_free(dev);
test_end();
}
int main(int argc, char **argv)
{
int ret;
g_test_init(&argc, &argv, NULL);
g_test_add_func("/virtio/blk/pci/basic", pci_basic);
ret = g_test_run();
return ret;
}