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libiscsi/test-tool/test_read10_residuals.c
David Disseldorp e716691a45 test-tool: use CHECK_FOR_ISCSI() helper macro 
This removes a large amount of boilerplate code.

Signed-off-by: David Disseldorp <ddiss@suse.de>
2019-09-22 16:40:13 +02:00

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/*
Copyright (C) 2013 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
Based on test_read10_invalid.c :
Copyright (C) 2012 by Lee Duncan <lee@gonzoleeman.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <CUnit/CUnit.h>
#include "iscsi.h"
#include "iscsi-private.h"
#include "scsi-lowlevel.h"
#include "iscsi-test-cu.h"
void
test_read10_residuals(void)
{
struct scsi_task *task_ret;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test READ10 commands with residuals");
logging(LOG_VERBOSE, "Block size is %zu", block_size);
CHECK_FOR_ISCSI(sd);
/* Try a read10 of 1 block but xferlength == 0 */
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_READ10;
task->cdb[8] = 1;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_READ;
task->expxferlen = 0;
/*
* we don't want autoreconnect since some targets will drop the session
* on this condition.
*/
iscsi_set_noautoreconnect(sd->iscsi_ctx, 1);
logging(LOG_VERBOSE, "Try reading one block but with iSCSI expected transfer length==0");
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, NULL);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
CU_ASSERT_NOT_EQUAL(task->status, SCSI_STATUS_CANCELLED); /* XXX redundant? */
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify residual overflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"overflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_OVERFLOW);
logging(LOG_VERBOSE, "Verify we got %zu bytes of residual overflow",
block_size);
if (task->residual != block_size) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
block_size, task->residual);
}
CU_ASSERT_EQUAL(task->residual, block_size);
scsi_free_scsi_task(task);
task = NULL;
/* in case the previous test failed the session */
iscsi_set_noautoreconnect(sd->iscsi_ctx, 0);
logging(LOG_VERBOSE, "Try reading one block but with iSCSI expected transfer length==10000");
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_READ10;
task->cdb[8] = 1;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_READ;
task->expxferlen = 10000;
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, NULL);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify we got one whole block back from the target");
if (task->datain.size != (int)block_size) {
logging(LOG_VERBOSE, "[FAILED] Target returned %u bytes "
"of data but should have returned %zu bytes.",
task->datain.size,block_size);
}
CU_ASSERT_EQUAL(task->datain.size, (int)block_size);
logging(LOG_VERBOSE, "Verify residual underflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_UNDERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"underflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_UNDERFLOW);
logging(LOG_VERBOSE, "Verify we got %zu bytes of residual underflow",
10000 - block_size);
if (task->residual != 10000 - block_size) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
10000 - block_size, task->residual);
}
CU_ASSERT_EQUAL(task->residual, 10000 - block_size);
scsi_free_scsi_task(task);
task = NULL;
logging(LOG_VERBOSE, "Try reading one block but with iSCSI expected transfer length==200");
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_READ10;
task->cdb[8] = 1;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_READ;
task->expxferlen = 200;
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, NULL);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify we got 200 bytes back from the target");
CU_ASSERT_EQUAL(task->datain.size, 200);
logging(LOG_VERBOSE, "Verify residual overflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"overflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_OVERFLOW);
logging(LOG_VERBOSE, "Verify we got %zu bytes of residual overflow",
block_size - 200);
if (task->residual != block_size - 200) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
block_size - 200, task->residual);
}
CU_ASSERT_EQUAL(task->residual, block_size - 200);
scsi_free_scsi_task(task);
task = NULL;
logging(LOG_VERBOSE, "Try reading two blocks but iSCSI expected "
"transfer length==%zu (==one block)", block_size);
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_READ10;
task->cdb[8] = 2;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_READ;
task->expxferlen = block_size;
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, NULL);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify we got one whole block back from the target");
CU_ASSERT_EQUAL(task->datain.size, (int)block_size);
logging(LOG_VERBOSE, "Verify residual overflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"overflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_OVERFLOW);
logging(LOG_VERBOSE, "Verify we got one block of residual overflow");
if (task->residual != block_size) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
block_size, task->residual);
}
CU_ASSERT_EQUAL(task->residual, block_size);
scsi_free_scsi_task(task);
task = NULL;
}
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