Commit 6f9e81ee authored by Tomasz Zawadzki's avatar Tomasz Zawadzki Committed by Jim Harris
Browse files

scsi/UT: add scsi_bdev IO operations UT 



This patch adds UT for IO operations, as preparation for
next patch in series handling bdev_io buffer exhaustion.

Change-Id: I139cb8811453576efd1acddd15ad2a3672995f09
Signed-off-by: default avatarTomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.gerrithub.io/417452


Tested-by: default avatarSPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent 87210c13

test/unit/lib/scsi/scsi_bdev.c/scsi_bdev_ut.c

+98 −0
Original line number Diff line number Diff line
@@ -804,6 +804,103 @@ xfer_len_test(void) 
	ut_put_task(&task);

}



static void

xfer_test(void)

{

	struct spdk_bdev bdev;

	struct spdk_scsi_lun lun;

	struct spdk_scsi_task task;

	uint8_t cdb[16];

	char data[4096];

	int rc;



	lun.bdev = &bdev;



	/* Test block device size of 512 MiB */

	g_test_bdev_num_blocks = 512 * 1024 * 1024;



	/* Read 1 block */

	ut_init_task(&task);

	task.lun = &lun;

	task.cdb = cdb;

	memset(cdb, 0, sizeof(cdb));

	cdb[0] = 0x88; /* READ (16) */

	to_be64(&cdb[2], 0); /* LBA */

	to_be32(&cdb[10], 1); /* transfer length */

	task.transfer_len = 1 * 512;

	rc = spdk_bdev_scsi_execute(&task);

	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);

	CU_ASSERT(task.status == 0xFF);



	ut_bdev_io_flush();

	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);

	CU_ASSERT(g_scsi_cb_called == 1);

	g_scsi_cb_called = 0;

	ut_put_task(&task);



	/* Write 1 block */

	ut_init_task(&task);

	task.lun = &lun;

	task.cdb = cdb;

	memset(cdb, 0, sizeof(cdb));

	cdb[0] = 0x8a; /* WRITE (16) */

	to_be64(&cdb[2], 0); /* LBA */

	to_be32(&cdb[10], 1); /* transfer length */

	task.transfer_len = 1 * 512;

	rc = spdk_bdev_scsi_execute(&task);

	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);

	CU_ASSERT(task.status == 0xFF);



	ut_bdev_io_flush();

	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);

	CU_ASSERT(g_scsi_cb_called == 1);

	g_scsi_cb_called = 0;

	ut_put_task(&task);



	/* Unmap 5 blocks using 2 descriptors */

	ut_init_task(&task);

	task.lun = &lun;

	task.cdb = cdb;

	memset(cdb, 0, sizeof(cdb));

	cdb[0] = 0x42; /* UNMAP */

	to_be16(&data[7], 2); /* 2 parameters in list */

	memset(data, 0, sizeof(data));

	to_be16(&data[2], 32); /* 2 descriptors */

	to_be64(&data[8], 1); /* LBA 1 */

	to_be32(&data[16], 2); /* 2 blocks */

	to_be64(&data[24], 10); /* LBA 10 */

	to_be32(&data[32], 3); /* 3 blocks */

	spdk_scsi_task_set_data(&task, data, sizeof(data));

	task.status = SPDK_SCSI_STATUS_GOOD;

	rc = spdk_bdev_scsi_execute(&task);

	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);

	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);



	ut_bdev_io_flush();

	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);

	CU_ASSERT(g_scsi_cb_called == 1);

	g_scsi_cb_called = 0;

	ut_put_task(&task);



	/* Flush 1 block */

	ut_init_task(&task);

	task.lun = &lun;

	task.cdb = cdb;

	memset(cdb, 0, sizeof(cdb));

	cdb[0] = 0x91; /* SYNCHRONIZE CACHE (16) */

	to_be64(&cdb[2], 0); /* LBA */

	to_be32(&cdb[10], 1); /* 1 blocks */

	rc = spdk_bdev_scsi_execute(&task);

	CU_ASSERT(rc == SPDK_SCSI_TASK_PENDING);

	CU_ASSERT(task.status == 0xFF);



	ut_bdev_io_flush();

	CU_ASSERT(task.status == SPDK_SCSI_STATUS_GOOD);

	CU_ASSERT(g_scsi_cb_called == 1);

	g_scsi_cb_called = 0;

	ut_put_task(&task);

}



int

main(int argc, char **argv)

{
@@ -833,6 +930,7 @@ main(int argc, char **argv) 
		|| CU_add_test(suite, "task complete test", task_complete_test) == NULL

		|| CU_add_test(suite, "LBA range test", lba_range_test) == NULL

		|| CU_add_test(suite, "transfer length test", xfer_len_test) == NULL

		|| CU_add_test(suite, "transfer test", xfer_test) == NULL

		|| CU_add_test(suite, "scsi name padding test", scsi_name_padding_test) == NULL

	) {

		CU_cleanup_registry();