diff --git a/tests/testvirgl.c b/tests/testvirgl.c
index f0d44eb..e1c30b9 100644
--- a/tests/testvirgl.c
+++ b/tests/testvirgl.c
@@ -189,6 +189,32 @@ int testvirgl_create_backed_simple_2d_res(struct virgl_resource *res,
     return 0;
 }
 
+int testvirgl_create_backed_simple_1d_res(struct virgl_resource *res,
+					  int handle)
+{
+    struct virgl_renderer_resource_create_args args;
+    uint32_t backing_size;
+    int ret;
+
+    testvirgl_init_simple_1d_resource(&args, handle);
+    ret = virgl_renderer_resource_create(&args, NULL, 0);
+    ck_assert_int_eq(ret, 0);
+
+    res->handle = handle;
+    res->base.target = args.target;
+    res->base.format = args.format;
+
+    backing_size = args.width * util_format_get_blocksize(res->base.format);
+    res->iovs = malloc(sizeof(struct iovec));
+
+    res->iovs[0].iov_base = malloc(backing_size);
+    res->iovs[0].iov_len = backing_size;
+    res->niovs = 1;
+
+    virgl_renderer_resource_attach_iov(res->handle, res->iovs, res->niovs);
+    return 0;
+}
+
 void testvirgl_destroy_backed_res(struct virgl_resource *res)
 {
     struct iovec *iovs;
diff --git a/tests/testvirgl.h b/tests/testvirgl.h
index 1b0b3b0..497957e 100644
--- a/tests/testvirgl.h
+++ b/tests/testvirgl.h
@@ -68,6 +68,8 @@ uint32_t testvirgl_get_last_fence(void);
 int testvirgl_init_ctx_cmdbuf(struct virgl_context *ctx);
 void testvirgl_fini_ctx_cmdbuf(struct virgl_context *ctx);
 
+int testvirgl_create_backed_simple_1d_res(struct virgl_resource *res,
+					  int handle);
 int testvirgl_create_backed_simple_2d_res(struct virgl_resource *res,
 					  int handle, int w, int h);
 int testvirgl_create_backed_simple_buffer(struct virgl_resource *res,