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[Qemu-devel] [PATCH V9 3/3] tests: add a unit test for the vmgenid devic
From: |
Gal Hammer |
Subject: |
[Qemu-devel] [PATCH V9 3/3] tests: add a unit test for the vmgenid device. |
Date: |
Tue, 9 Dec 2014 18:14:49 +0200 |
Signed-off-by: Gal Hammer <address@hidden>
---
tests/Makefile | 2 ++
tests/vmgenid-test.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 50 insertions(+)
create mode 100644 tests/vmgenid-test.c
diff --git a/tests/Makefile b/tests/Makefile
index 16f0e4c..612441a 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -64,6 +64,7 @@ gcov-files-check-qom-interface-y = qom/object.c
check-unit-$(CONFIG_POSIX) += tests/test-vmstate$(EXESUF)
check-unit-y += tests/test-qemu-opts$(EXESUF)
gcov-files-test-qemu-opts-y = qom/test-qemu-opts.c
+check-qtest-i386-y += tests/vmgenid-test$(EXESUF)
check-block-$(CONFIG_POSIX) += tests/qemu-iotests-quick.sh
@@ -351,6 +352,7 @@ tests/usb-hcd-xhci-test$(EXESUF): tests/usb-hcd-xhci-test.o
$(libqos-usb-obj-y)
tests/vhost-user-test$(EXESUF): tests/vhost-user-test.o qemu-char.o
qemu-timer.o $(qtest-obj-y)
tests/qemu-iotests/socket_scm_helper$(EXESUF):
tests/qemu-iotests/socket_scm_helper.o
tests/test-qemu-opts$(EXESUF): tests/test-qemu-opts.o libqemuutil.a
libqemustub.a
+tests/vmgenid-test$(EXESUF): tests/vmgenid-test.o
ifeq ($(CONFIG_POSIX),y)
LIBS += -lutil
diff --git a/tests/vmgenid-test.c b/tests/vmgenid-test.c
new file mode 100644
index 0000000..d9c3e29
--- /dev/null
+++ b/tests/vmgenid-test.c
@@ -0,0 +1,48 @@
+/*
+ * QTest testcase for VM Generation ID
+ *
+ * Copyright (c) 2014 Red Hat, Inc.
+ *
+ * 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 <string.h>
+#include "libqtest.h"
+
+static void vmgenid_test(void)
+{
+ static const uint8_t expected[16] = {
+ 0x32, 0x4e, 0x6e, 0xaf, 0xd1, 0xd1, 0x4b, 0xf6,
+ 0xbf, 0x41, 0xb9, 0xbb, 0x6c, 0x91, 0xfb, 0x87
+ };
+ uint8_t guid[16];
+ uint32_t i;
+
+ // Emulate the ACPI _INI method (tells the device where the physical
+ // memory was "allocated".
+ writel(0xfedf0000, 0x0001f000);
+
+ // Skip the ACPI ADDR method and read the GUID directly from memory.
+ for (i = 0; i < 16; i++) {
+ guid[i] = readb(0x0001f000 + i);
+ }
+
+ g_assert_cmpuint(sizeof(guid), ==, sizeof(expected));
+ g_assert(memcmp(guid, expected, sizeof(guid)) == 0);
+}
+
+int main(int argc, char **argv)
+{
+ int ret;
+
+ g_test_init(&argc, &argv, NULL);
+ qtest_add_func("/vmgenid/vmgenid", vmgenid_test);
+
+ qtest_start("-global vmgenid.uuid=324e6eaf-d1d1-4bf6-bf41-b9bb6c91fb87");
+ ret = g_test_run();
+
+ qtest_end();
+
+ return ret;
+}
--
1.9.3