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tests: virtio-9p: code refactoring 

This moves the test_share static and the QOSState into the QVirtIO9P
structure, and put PCI related code in functions with a _pci_ name.

This will avoid code duplication in future tests, and allow to add
support for non-PCI platforms.

Signed-off-by: Greg Kurz <groug@kaod.org>
master
Greg Kurz 2017-01-03 17:28:44 +01:00
parent d5ebc8272b
commit 1211d81b17
1 changed files with 56 additions and 57 deletions
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113
tests/virtio-9p-test.c
View File

@ -18,59 +18,49 @@
#include "standard-headers/linux/virtio_pci.h"
static const char mount_tag[] = "qtest";
static char *test_share;
static QOSState *qvirtio_9p_start(void)
{
const char *arch = qtest_get_arch();
const char *cmd = "-fsdev local,id=fsdev0,security_model=none,path=%s "
"-device virtio-9p-pci,fsdev=fsdev0,mount_tag=%s";
test_share = g_strdup("/tmp/qtest.XXXXXX");
g_assert_nonnull(mkdtemp(test_share));
if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
return qtest_pc_boot(cmd, test_share, mount_tag);
}
if (strcmp(arch, "ppc64") == 0) {
return qtest_spapr_boot(cmd, test_share, mount_tag);
}
g_printerr("virtio-9p tests are only available on x86 or ppc64\n");
exit(EXIT_FAILURE);
}
static void qvirtio_9p_stop(QOSState *qs)
{
qtest_shutdown(qs);
rmdir(test_share);
g_free(test_share);
}
static void pci_nop(void)
{
QOSState *qs;
qs = qvirtio_9p_start();
qvirtio_9p_stop(qs);
}
typedef struct {
QVirtioDevice *dev;
QOSState *qs;
QVirtQueue *vq;
char *test_share;
} QVirtIO9P;
static QVirtIO9P *qvirtio_9p_pci_init(QOSState *qs)
static QVirtIO9P *qvirtio_9p_start(const char *driver)
{
QVirtIO9P *v9p;
QVirtioPCIDevice *dev;
const char *arch = qtest_get_arch();
const char *cmd = "-fsdev local,id=fsdev0,security_model=none,path=%s "
"-device %s,fsdev=fsdev0,mount_tag=%s";
QVirtIO9P *v9p = g_new0(QVirtIO9P, 1);
v9p = g_new0(QVirtIO9P, 1);
v9p->test_share = g_strdup("/tmp/qtest.XXXXXX");
g_assert_nonnull(mkdtemp(v9p->test_share));
v9p->qs = qs;
dev = qvirtio_pci_device_find(v9p->qs->pcibus, VIRTIO_ID_9P);
if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
v9p->qs = qtest_pc_boot(cmd, v9p->test_share, driver, mount_tag);
} else if (strcmp(arch, "ppc64") == 0) {
v9p->qs = qtest_spapr_boot(cmd, v9p->test_share, driver, mount_tag);
} else {
g_printerr("virtio-9p tests are only available on x86 or ppc64\n");
exit(EXIT_FAILURE);
}
return v9p;
}
static void qvirtio_9p_stop(QVirtIO9P *v9p)
{
qtest_shutdown(v9p->qs);
rmdir(v9p->test_share);
g_free(v9p->test_share);
g_free(v9p);
}
static QVirtIO9P *qvirtio_9p_pci_start(void)
{
QVirtIO9P *v9p = qvirtio_9p_start("virtio-9p-pci");
QVirtioPCIDevice *dev = qvirtio_pci_device_find(v9p->qs->pcibus,
VIRTIO_ID_9P);
g_assert_nonnull(dev);
g_assert_cmphex(dev->vdev.device_type, ==, VIRTIO_ID_9P);
v9p->dev = (QVirtioDevice *) dev;
@ -84,26 +74,20 @@ static QVirtIO9P *qvirtio_9p_pci_init(QOSState *qs)
return v9p;
}
static void qvirtio_9p_pci_free(QVirtIO9P *v9p)
static void qvirtio_9p_pci_stop(QVirtIO9P *v9p)
{
qvirtqueue_cleanup(v9p->dev->bus, v9p->vq, v9p->qs->alloc);
qvirtio_pci_device_disable(container_of(v9p->dev, QVirtioPCIDevice, vdev));
g_free(v9p->dev);
g_free(v9p);
qvirtio_9p_stop(v9p);
}
static void pci_config(void)
static void pci_config(QVirtIO9P *v9p)
{
QVirtIO9P *v9p;
size_t tag_len;
size_t tag_len = qvirtio_config_readw(v9p->dev, 0);
char *tag;
int i;
QOSState *qs;
qs = qvirtio_9p_start();
v9p = qvirtio_9p_pci_init(qs);
tag_len = qvirtio_config_readw(v9p->dev, 0);
g_assert_cmpint(tag_len, ==, strlen(mount_tag));
tag = g_malloc(tag_len);
@ -112,16 +96,31 @@ static void pci_config(void)
}
g_assert_cmpmem(tag, tag_len, mount_tag, tag_len);
g_free(tag);
}
qvirtio_9p_pci_free(v9p);
qvirtio_9p_stop(qs);
typedef void (*v9fs_test_fn)(QVirtIO9P *v9p);
static void v9fs_run_pci_test(gconstpointer data)
{
v9fs_test_fn fn = data;
QVirtIO9P *v9p = qvirtio_9p_pci_start();
if (fn) {
fn(v9p);
}
qvirtio_9p_pci_stop(v9p);
}
static void v9fs_qtest_pci_add(const char *path, v9fs_test_fn fn)
{
qtest_add_data_func(path, fn, v9fs_run_pci_test);
}
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
qtest_add_func("/virtio/9p/pci/nop", pci_nop);
qtest_add_func("/virtio/9p/pci/config", pci_config);
v9fs_qtest_pci_add("/virtio/9p/pci/nop", NULL);
v9fs_qtest_pci_add("/virtio/9p/pci/config", pci_config);
return g_test_run();
}