tests: Add virtio-9p qtest

Make it conditional to 9p availability.
Create a temporary directory to share.

Signed-off-by: Andreas Färber <[email protected]>

MAINTAINERS

@@ -623,6 +623,7 @@ M: Aneesh Kumar K.V <[email protected]>
 S: Supported
 F: hw/9pfs/
 F: fsdev/
+F: tests/virtio-9p-test.c
 T: git git://github.com/kvaneesh/QEMU.git
 
 virtio-blk

tests/Makefile

@@ -84,6 +84,11 @@ check-qtest-virtio-y += tests/virtio-rng-test$(EXESUF)
 gcov-files-virtio-y += hw/virtio/virtio-rng.c
 check-qtest-virtio-y += tests/virtio-scsi-test$(EXESUF)
 gcov-files-virtio-y += i386-softmmu/hw/scsi/virtio-scsi.c
+ifeq ($(CONFIG_VIRTIO)$(CONFIG_VIRTFS)$(CONFIG_PCI),yyy)
+check-qtest-virtio-y += tests/virtio-9p-test$(EXESUF)
+gcov-files-virtio-y += hw/9pfs/virtio-9p.c
+gcov-files-virtio-y += i386-softmmu/hw/9pfs/virtio-9p-device.c
+endif
 check-qtest-virtio-y += tests/virtio-serial-test$(EXESUF)
 gcov-files-virtio-y += i386-softmmu/hw/char/virtio-serial-bus.c
 check-qtest-virtio-y += $(check-qtest-virtioserial-y)
@@ -267,6 +272,7 @@ tests/virtio-blk-test$(EXESUF): tests/virtio-blk-test.o
 tests/virtio-net-test$(EXESUF): tests/virtio-net-test.o
 tests/virtio-rng-test$(EXESUF): tests/virtio-rng-test.o
 tests/virtio-scsi-test$(EXESUF): tests/virtio-scsi-test.o
+tests/virtio-9p-test$(EXESUF): tests/virtio-9p-test.o
 tests/virtio-serial-test$(EXESUF): tests/virtio-serial-test.o
 tests/virtio-console-test$(EXESUF): tests/virtio-console-test.o
 tests/tpci200-test$(EXESUF): tests/tpci200-test.o

tests/virtio-9p-test.c

@@ -0,0 +1,46 @@
+/*
+ * QTest testcase for VirtIO 9P
+ *
+ * Copyright (c) 2014 SUSE LINUX Products GmbH
+ *
+ * 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 <stdlib.h>
+#include <string.h>
+#include <glib.h>
+#include "libqtest.h"
+#include "qemu-common.h"
+#include "qemu/osdep.h"
+
+/* Tests only initialization so far. TODO: Replace with functional tests */
+static void pci_nop(void)
+{
+}
+
+static char test_share[] = "/tmp/qtest.XXXXXX";
+
+int main(int argc, char **argv)
+{
+    char *args;
+    int ret;
+
+    g_test_init(&argc, &argv, NULL);
+    qtest_add_func("/virtio/9p/pci/nop", pci_nop);
+
+    g_assert(mkdtemp(test_share));
+
+    args = g_strdup_printf("-fsdev local,id=fsdev0,security_model=none,path=%s "
+                           "-device virtio-9p-pci,fsdev=fsdev0,mount_tag=qtest",
+                           test_share);
+    qtest_start(args);
+    g_free(args);
+
+    ret = g_test_run();
+
+    qtest_end();
+    rmdir(test_share);
+
+    return ret;
+}