[Qemu-devel] [PATCH 104/124] vmstate: Test for VMSTATE_POINTER

[Juan Quintela]

Signed-off-by: Juan Quintela <address@hidden>
---
 tests/test-vmstate.c | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)

diff --git a/tests/test-vmstate.c b/tests/test-vmstate.c
index 79bdf9d..c284bfc 100644
--- a/tests/test-vmstate.c
+++ b/tests/test-vmstate.c
@@ -1057,6 +1057,66 @@ static void test_vbuffer_simple(void)
     SUCCESS(memcmp(obj->buffer2, obj_vbuffer->buffer2, VMSTATE_ARRAY_SIZE));
 }

+typedef struct TestPointer {
+    uint8_t  *u8_1p;
+} TestPointer;
+
+static const VMStateDescription vmstate_pointer_simple = {
+    .name = "pointer/simple",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .minimum_version_id_old = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_POINTER(u8_1p, TestPointer, NULL, vmstate_info_uint8, uint8_t),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
+uint8_t wire_pointer_simple[] = {
+    /* u8_1p */   0x11,
+    QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
+};
+
+static void obj_pointer_copy(void *arg1, void *arg2)
+{
+    TestPointer *target = arg1;
+    TestPointer *source = arg2;
+
+    *target->u8_1p = *source->u8_1p;
+}
+
+static TestPointer *create_pointer(void)
+{
+    TestPointer *obj = g_malloc0(sizeof(*obj));
+    obj->u8_1p = g_malloc0(sizeof(*obj->u8_1p));
+
+    return obj;
+}
+
+static void test_pointer_simple(void)
+{
+    TestPointer *obj, *obj_clone, *obj_pointer;
+
+    obj_pointer = create_pointer();
+    obj = create_pointer();
+    obj_clone = create_pointer();
+
+    *obj_pointer->u8_1p = 17;
+    *obj->u8_1p = 22;
+
+    save_vmstate(&vmstate_pointer_simple, obj_pointer);
+
+    compare_vmstate(wire_pointer_simple, sizeof(wire_pointer_simple));
+
+    SUCCESS(load_vmstate(&vmstate_pointer_simple, obj, obj_clone,
+                         obj_pointer_copy, 1, wire_pointer_simple,
+                         sizeof(wire_pointer_simple)));
+
+#define FIELD_EQUAL(name)   g_assert_cmpint(*obj->name, ==, *obj_pointer->name)
+    FIELD_EQUAL(u8_1p);
+}
+#undef FIELD_EQUAL
+
 typedef struct TestVersioned {
     uint32_t a, b, c, e;
     uint64_t d, f;
@@ -1296,6 +1356,7 @@ int main(int argc, char **argv)
     g_test_add_func("/vmstate/buffer/simple", test_buffer_simple);
     g_test_add_func("/vmstate/buffer/test", test_buffer_test);
     g_test_add_func("/vmstate/vbuffer/simple", test_vbuffer_simple);
+    g_test_add_func("/vmstate/pointer/simple", test_pointer_simple);
     g_test_run();

     close(temp_fd);
-- 
1.9.0