LXR qemu/tests/test-block-backend.c

   1/*
   2 * BlockBackend tests
   3 *
   4 * Copyright (c) 2017 Kevin Wolf <kwolf@redhat.com>
   5 *
   6 * Permission is hereby granted, free of charge, to any person obtaining a copy
   7 * of this software and associated documentation files (the "Software"), to deal
   8 * in the Software without restriction, including without limitation the rights
   9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10 * copies of the Software, and to permit persons to whom the Software is
  11 * furnished to do so, subject to the following conditions:
  12 *
  13 * The above copyright notice and this permission notice shall be included in
  14 * all copies or substantial portions of the Software.
  15 *
  16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22 * THE SOFTWARE.
  23 */
  24
  25#include "qemu/osdep.h"
  26#include "block/block.h"
  27#include "sysemu/block-backend.h"
  28#include "qapi/error.h"
  29
  30static void test_drain_aio_error_flush_cb(void *opaque, int ret)
  31{
  32    bool *completed = opaque;
  33
  34    g_assert(ret == -ENOMEDIUM);
  35    *completed = true;
  36}
  37
  38static void test_drain_aio_error(void)
  39{
  40    BlockBackend *blk = blk_new(BLK_PERM_ALL, BLK_PERM_ALL);
  41    BlockAIOCB *acb;
  42    bool completed = false;
  43
  44    acb = blk_aio_flush(blk, test_drain_aio_error_flush_cb, &completed);
  45    g_assert(acb != NULL);
  46    g_assert(completed == false);
  47
  48    blk_drain(blk);
  49    g_assert(completed == true);
  50
  51    blk_unref(blk);
  52}
  53
  54static void test_drain_all_aio_error(void)
  55{
  56    BlockBackend *blk = blk_new(BLK_PERM_ALL, BLK_PERM_ALL);
  57    BlockAIOCB *acb;
  58    bool completed = false;
  59
  60    acb = blk_aio_flush(blk, test_drain_aio_error_flush_cb, &completed);
  61    g_assert(acb != NULL);
  62    g_assert(completed == false);
  63
  64    blk_drain_all();
  65    g_assert(completed == true);
  66
  67    blk_unref(blk);
  68}
  69
  70int main(int argc, char **argv)
  71{
  72    bdrv_init();
  73    qemu_init_main_loop(&error_abort);
  74
  75    g_test_init(&argc, &argv, NULL);
  76
  77    g_test_add_func("/block-backend/drain_aio_error", test_drain_aio_error);
  78    g_test_add_func("/block-backend/drain_all_aio_error",
  79                    test_drain_all_aio_error);
  80
  81    return g_test_run();
  82}
  83