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unit/bdev: Unit tests for spdk_bdev_comparev_blocks (emulated)

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This patch adds test for spdk_bdev_comparev_blocks
function. For now it tests only emulated compare
operation. For native compare call will be created
separate patch.

Signed-off-by: Maciej Szwed <maciej.szwed@intel.com>
Change-Id: Icf2297575f59ab4ee46ba1b40eff6729b3e95b1a

Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/478948
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Maciej Szwed 2019-12-30 13:02:45 +01:00 committed by Tomasz Zawadzki
parent 393afcb1d6
commit 77183c9c80
1 changed files with 72 additions and 0 deletions
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72
test/unit/lib/bdev/bdev.c/bdev_ut.c
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@ -2190,6 +2190,77 @@ bdev_histograms(void)
poll_threads();
}
static void
bdev_compare_emulated(void)
{
struct spdk_bdev *bdev;
struct spdk_bdev_desc *desc = NULL;
struct spdk_io_channel *ioch;
struct ut_expected_io *expected_io;
uint64_t offset, num_blocks;
uint32_t num_completed;
char aa_buf[512];
char bb_buf[512];
struct iovec compare_iov;
int rc;
memset(aa_buf, 0xaa, sizeof(aa_buf));
memset(bb_buf, 0xbb, sizeof(bb_buf));
spdk_bdev_initialize(bdev_init_cb, NULL);
fn_table.submit_request = stub_submit_request_get_buf;
bdev = allocate_bdev("bdev");
rc = spdk_bdev_open(bdev, true, NULL, NULL, &desc);
CU_ASSERT_EQUAL(rc, 0);
SPDK_CU_ASSERT_FATAL(desc != NULL);
ioch = spdk_bdev_get_io_channel(desc);
SPDK_CU_ASSERT_FATAL(ioch != NULL);
fn_table.submit_request = stub_submit_request_get_buf;
g_io_exp_status = SPDK_BDEV_IO_STATUS_SUCCESS;
offset = 50;
num_blocks = 1;
compare_iov.iov_base = aa_buf;
compare_iov.iov_len = sizeof(aa_buf);
expected_io = ut_alloc_expected_io(SPDK_BDEV_IO_TYPE_READ, offset, num_blocks, 0);
TAILQ_INSERT_TAIL(&g_bdev_ut_channel->expected_io, expected_io, link);
g_io_done = false;
g_compare_read_buf = aa_buf;
g_compare_read_buf_len = sizeof(aa_buf);
rc = spdk_bdev_comparev_blocks(desc, ioch, &compare_iov, 1, offset, num_blocks, io_done, NULL);
CU_ASSERT_EQUAL(rc, 0);
num_completed = stub_complete_io(1);
CU_ASSERT_EQUAL(num_completed, 1);
CU_ASSERT(g_io_done == true);
CU_ASSERT(g_io_status == SPDK_BDEV_IO_STATUS_SUCCESS);
expected_io = ut_alloc_expected_io(SPDK_BDEV_IO_TYPE_READ, offset, num_blocks, 0);
TAILQ_INSERT_TAIL(&g_bdev_ut_channel->expected_io, expected_io, link);
g_io_done = false;
g_compare_read_buf = bb_buf;
g_compare_read_buf_len = sizeof(bb_buf);
rc = spdk_bdev_comparev_blocks(desc, ioch, &compare_iov, 1, offset, num_blocks, io_done, NULL);
CU_ASSERT_EQUAL(rc, 0);
num_completed = stub_complete_io(1);
CU_ASSERT_EQUAL(num_completed, 1);
CU_ASSERT(g_io_done == true);
CU_ASSERT(g_io_status == SPDK_BDEV_IO_STATUS_MISCOMPARE);
spdk_put_io_channel(ioch);
spdk_bdev_close(desc);
free_bdev(bdev);
fn_table.submit_request = stub_submit_request;
spdk_bdev_finish(bdev_fini_cb, NULL);
poll_threads();
g_compare_read_buf = NULL;
}
static void
bdev_compare_and_write(void)
{
@ -3038,6 +3109,7 @@ main(int argc, char **argv)
CU_add_test(suite, "bdev_histograms", bdev_histograms) == NULL ||
CU_add_test(suite, "bdev_write_zeroes", bdev_write_zeroes) == NULL ||
CU_add_test(suite, "bdev_compare_and_write", bdev_compare_and_write) == NULL ||
CU_add_test(suite, "bdev_compare_emulated", bdev_compare_emulated) == NULL ||
CU_add_test(suite, "bdev_open_while_hotremove", bdev_open_while_hotremove) == NULL ||
CU_add_test(suite, "bdev_close_while_hotremove", bdev_close_while_hotremove) == NULL ||
CU_add_test(suite, "bdev_open_ext", bdev_open_ext) == NULL ||