LXR qemu/tests/unit/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#include "qemu/main-loop.h"
  30
  31static void test_drain_aio_error_flush_cb(void *opaque, int ret)
  32{
  33    bool *completed = opaque;
  34
  35    g_assert(ret == -ENOMEDIUM);
  36    *completed = true;
  37}
  38
  39static void test_drain_aio_error(void)
  40{
  41    BlockBackend *blk = blk_new(qemu_get_aio_context(),
  42                                BLK_PERM_ALL, BLK_PERM_ALL);
  43    BlockAIOCB *acb;
  44    bool completed = false;
  45
  46    acb = blk_aio_flush(blk, test_drain_aio_error_flush_cb, &completed);
  47    g_assert(acb != NULL);
  48    g_assert(completed == false);
  49
  50    blk_drain(blk);
  51    g_assert(completed == true);
  52
  53    blk_unref(blk);
  54}
  55
  56static void test_drain_all_aio_error(void)
  57{
  58    BlockBackend *blk = blk_new(qemu_get_aio_context(),
  59                                BLK_PERM_ALL, BLK_PERM_ALL);
  60    BlockAIOCB *acb;
  61    bool completed = false;
  62
  63    acb = blk_aio_flush(blk, test_drain_aio_error_flush_cb, &completed);
  64    g_assert(acb != NULL);
  65    g_assert(completed == false);
  66
  67    blk_drain_all();
  68    g_assert(completed == true);
  69
  70    blk_unref(blk);
  71}
  72
  73int main(int argc, char **argv)
  74{
  75    bdrv_init();
  76    qemu_init_main_loop(&error_abort);
  77
  78    g_test_init(&argc, &argv, NULL);
  79
  80    g_test_add_func("/block-backend/drain_aio_error", test_drain_aio_error);
  81    g_test_add_func("/block-backend/drain_all_aio_error",
  82                    test_drain_all_aio_error);
  83
  84    return g_test_run();
  85}
  86