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Spdk/test/unit/lib/util/pipe.c/pipe_ut.c
Ben Walker 063252fa66 pipe: Add a utility for buffering data from sockets 
When dealing with sockets most code in SPDK buffers
data into large chunks to minimize the number of
syscalls made. The pipe utility is designed to make
that easy.

Change-Id: Ie29966712bbfb43fb49457e042903cf45864e6c6
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/465707
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
2019-11-20 09:35:32 +00:00

663 lines
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/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "spdk/stdinc.h"
#include "spdk_cunit.h"
#include "util/pipe.c"
#include "common/lib/test_env.c"
static void
test_create_destroy(void)
{
struct spdk_pipe *pipe;
uint8_t mem[10];
pipe = spdk_pipe_create(mem, sizeof(mem));
SPDK_CU_ASSERT_FATAL(pipe != NULL);
spdk_pipe_destroy(pipe);
}
static void
test_write_get_buffer(void)
{
struct spdk_pipe *pipe;
uint8_t mem[10];
struct iovec iovs[2];
int rc;
pipe = spdk_pipe_create(mem, sizeof(mem));
SPDK_CU_ASSERT_FATAL(pipe != NULL);
/* Get some available memory. */
rc = spdk_pipe_writer_get_buffer(pipe, 5, iovs);
CU_ASSERT(rc == 5);
CU_ASSERT(iovs[0].iov_base == mem);
CU_ASSERT(iovs[0].iov_len == 5);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 0);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Get 0 bytes. */
rc = spdk_pipe_writer_get_buffer(pipe, 0, iovs);
CU_ASSERT(rc == 0);
CU_ASSERT(iovs[0].iov_base == NULL);
CU_ASSERT(iovs[0].iov_len == 0);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 0);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Get all available memory */
rc = spdk_pipe_writer_get_buffer(pipe, 9, iovs);
CU_ASSERT(rc == 9);
CU_ASSERT(iovs[0].iov_base == mem);
CU_ASSERT(iovs[0].iov_len == 9);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 0);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Get the full size of the data buffer backing the pipe, which isn't allowed */
rc = spdk_pipe_writer_get_buffer(pipe, 10, iovs);
CU_ASSERT(rc == 9);
CU_ASSERT(iovs[0].iov_base == mem);
CU_ASSERT(iovs[0].iov_len == 9);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 0);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Advance the write pointer 7 bytes in. */
pipe->write = 7;
/* Get all of the available memory. */
rc = spdk_pipe_writer_get_buffer(pipe, 2, iovs);
CU_ASSERT(rc == 2);
CU_ASSERT(iovs[0].iov_base == (mem + 7));
CU_ASSERT(iovs[0].iov_len == 2);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 7);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Get more than the available memory */
rc = spdk_pipe_writer_get_buffer(pipe, 3, iovs);
CU_ASSERT(rc == 2);
CU_ASSERT(iovs[0].iov_base == (mem + 7));
CU_ASSERT(iovs[0].iov_len == 2);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 7);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Advance the read pointer 3 bytes in. */
pipe->read = 3;
/* Get all of the available memory. */
rc = spdk_pipe_writer_get_buffer(pipe, 5, iovs);
CU_ASSERT(rc == 5);
CU_ASSERT(iovs[0].iov_base == (mem + 7));
CU_ASSERT(iovs[0].iov_len == 3);
CU_ASSERT(iovs[1].iov_base == mem);
CU_ASSERT(iovs[1].iov_len == 2);
CU_ASSERT(pipe->write == 7);
CU_ASSERT(pipe->read == 3);
memset(iovs, 0, sizeof(iovs));
/* Get more than the available memory */
rc = spdk_pipe_writer_get_buffer(pipe, 6, iovs);
CU_ASSERT(rc == 5);
CU_ASSERT(iovs[0].iov_base == (mem + 7));
CU_ASSERT(iovs[0].iov_len == 3);
CU_ASSERT(iovs[1].iov_base == mem);
CU_ASSERT(iovs[1].iov_len == 2);
CU_ASSERT(pipe->write == 7);
CU_ASSERT(pipe->read == 3);
memset(iovs, 0, sizeof(iovs));
/* Advance the read pointer past the write pointer */
pipe->read = 9;
/* Get all of the available memory. */
rc = spdk_pipe_writer_get_buffer(pipe, 1, iovs);
CU_ASSERT(rc == 1);
CU_ASSERT(iovs[0].iov_base == (mem + 7));
CU_ASSERT(iovs[0].iov_len == 1);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 7);
CU_ASSERT(pipe->read == 9);
memset(iovs, 0, sizeof(iovs));
/* Get more than the available memory */
rc = spdk_pipe_writer_get_buffer(pipe, 2, iovs);
CU_ASSERT(rc == 1);
CU_ASSERT(iovs[0].iov_base == (mem + 7));
CU_ASSERT(iovs[0].iov_len == 1);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 7);
CU_ASSERT(pipe->read == 9);
memset(iovs, 0, sizeof(iovs));
/* Fill the pipe */
pipe->write = 8;
/* Get data while the pipe is full */
rc = spdk_pipe_writer_get_buffer(pipe, 1, iovs);
CU_ASSERT(rc == 0);
CU_ASSERT(iovs[0].iov_base == NULL);
CU_ASSERT(iovs[0].iov_len == 0);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 8);
CU_ASSERT(pipe->read == 9);
spdk_pipe_destroy(pipe);
}
static void
test_write_advance(void)
{
struct spdk_pipe *pipe;
uint8_t mem[10];
int rc;
pipe = spdk_pipe_create(mem, sizeof(mem));
SPDK_CU_ASSERT_FATAL(pipe != NULL);
/* Advance half way through the pipe */
rc = spdk_pipe_writer_advance(pipe, 5);
CU_ASSERT(rc == 0);
CU_ASSERT(pipe->write == 5);
CU_ASSERT(pipe->read == 0);
pipe->write = 0;
/* Advance to the end of the pipe */
rc = spdk_pipe_writer_advance(pipe, 9);
CU_ASSERT(rc == 0);
CU_ASSERT(pipe->write == 9);
CU_ASSERT(pipe->read == 0);
pipe->write = 0;
/* Advance beyond the end */
rc = spdk_pipe_writer_advance(pipe, 10);
CU_ASSERT(rc == -EINVAL);
CU_ASSERT(pipe->write == 0);
CU_ASSERT(pipe->read == 0);
/* Move the read pointer forward */
pipe->write = 0;
pipe->read = 5;
/* Advance to the end of the pipe */
rc = spdk_pipe_writer_advance(pipe, 4);
CU_ASSERT(rc == 0);
CU_ASSERT(pipe->write == 4);
CU_ASSERT(pipe->read == 5);
pipe->write = 0;
pipe->read = 5;
/* Advance beyond the end */
rc = spdk_pipe_writer_advance(pipe, 5);
CU_ASSERT(rc == -EINVAL);
CU_ASSERT(pipe->write == 0);
CU_ASSERT(pipe->read == 5);
/* Test wrap around */
pipe->write = 7;
pipe->read = 3;
/* Advance to the end of the pipe */
rc = spdk_pipe_writer_advance(pipe, 5);
CU_ASSERT(rc == 0);
CU_ASSERT(pipe->write == 2);
CU_ASSERT(pipe->read == 3);
pipe->write = 7;
pipe->read = 3;
/* Advance beyond the end */
rc = spdk_pipe_writer_advance(pipe, 6);
CU_ASSERT(rc == -EINVAL);
CU_ASSERT(pipe->write == 7);
CU_ASSERT(pipe->read == 3);
spdk_pipe_destroy(pipe);
}
static void
test_read_get_buffer(void)
{
struct spdk_pipe *pipe;
uint8_t mem[10];
struct iovec iovs[2];
int rc;
pipe = spdk_pipe_create(mem, sizeof(mem));
SPDK_CU_ASSERT_FATAL(pipe != NULL);
/* Set the write pointer to the end, making all data available. */
pipe->write = 9;
/* Get half the available memory. */
rc = spdk_pipe_reader_get_buffer(pipe, 5, iovs);
CU_ASSERT(rc == 5);
CU_ASSERT(iovs[0].iov_base == mem);
CU_ASSERT(iovs[0].iov_len == 5);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 9);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Get 0 bytes. */
rc = spdk_pipe_reader_get_buffer(pipe, 0, iovs);
CU_ASSERT(rc == 0);
CU_ASSERT(iovs[0].iov_base == NULL);
CU_ASSERT(iovs[0].iov_len == 0);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 9);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Get all available memory */
rc = spdk_pipe_reader_get_buffer(pipe, 9, iovs);
CU_ASSERT(rc == 9);
CU_ASSERT(iovs[0].iov_base == mem);
CU_ASSERT(iovs[0].iov_len == 9);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 9);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Get more bytes than exist */
rc = spdk_pipe_reader_get_buffer(pipe, 10, iovs);
CU_ASSERT(rc == 9);
CU_ASSERT(iovs[0].iov_base == mem);
CU_ASSERT(iovs[0].iov_len == 9);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 9);
CU_ASSERT(pipe->read == 0);
memset(iovs, 0, sizeof(iovs));
/* Advance the read pointer 5 bytes in. */
pipe->read = 5;
pipe->write = 0;
/* Get all of the available memory. */
rc = spdk_pipe_reader_get_buffer(pipe, 5, iovs);
CU_ASSERT(rc == 5);
CU_ASSERT(iovs[0].iov_base == (mem + 5));
CU_ASSERT(iovs[0].iov_len == 5);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 0);
CU_ASSERT(pipe->read == 5);
memset(iovs, 0, sizeof(iovs));
/* Get more than the available memory */
rc = spdk_pipe_reader_get_buffer(pipe, 6, iovs);
CU_ASSERT(rc == 5);
CU_ASSERT(iovs[0].iov_base == (mem + 5));
CU_ASSERT(iovs[0].iov_len == 5);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 0);
CU_ASSERT(pipe->read == 5);
memset(iovs, 0, sizeof(iovs));
/* Invert the write and read pointers */
pipe->read = 7;
pipe->write = 3;
/* Get all of the available memory. */
rc = spdk_pipe_reader_get_buffer(pipe, 6, iovs);
CU_ASSERT(rc == 6);
CU_ASSERT(iovs[0].iov_base == (mem + 7));
CU_ASSERT(iovs[0].iov_len == 3);
CU_ASSERT(iovs[1].iov_base == mem);
CU_ASSERT(iovs[1].iov_len == 3);
CU_ASSERT(pipe->write == 3);
CU_ASSERT(pipe->read == 7);
memset(iovs, 0, sizeof(iovs));
/* Get more than the available memory */
rc = spdk_pipe_reader_get_buffer(pipe, 7, iovs);
CU_ASSERT(rc == 6);
CU_ASSERT(iovs[0].iov_base == (mem + 7));
CU_ASSERT(iovs[0].iov_len == 3);
CU_ASSERT(iovs[1].iov_base == mem);
CU_ASSERT(iovs[1].iov_len == 3);
CU_ASSERT(pipe->write == 3);
CU_ASSERT(pipe->read == 7);
memset(iovs, 0, sizeof(iovs));
/* Empty the pipe */
pipe->read = 8;
pipe->write = 8;
/* Get data while the pipe is empty */
rc = spdk_pipe_reader_get_buffer(pipe, 1, iovs);
CU_ASSERT(rc == 0);
CU_ASSERT(iovs[0].iov_base == NULL);
CU_ASSERT(iovs[0].iov_len == 0);
CU_ASSERT(iovs[1].iov_base == NULL);
CU_ASSERT(iovs[1].iov_len == 0);
CU_ASSERT(pipe->write == 8);
CU_ASSERT(pipe->read == 8);
spdk_pipe_destroy(pipe);
}
static void
test_read_advance(void)
{
struct spdk_pipe *pipe;
uint8_t mem[10];
int rc;
pipe = spdk_pipe_create(mem, sizeof(mem));
SPDK_CU_ASSERT_FATAL(pipe != NULL);
pipe->read = 0;
pipe->write = 9;
/* Advance half way through the pipe */
rc = spdk_pipe_reader_advance(pipe, 5);
CU_ASSERT(rc == 0);
CU_ASSERT(pipe->read == 5);
CU_ASSERT(pipe->write == 9);
pipe->read = 0;
pipe->write = 9;
/* Advance to the end of the pipe */
rc = spdk_pipe_reader_advance(pipe, 9);
CU_ASSERT(rc == 0);
CU_ASSERT(pipe->read == 9);
CU_ASSERT(pipe->write == 9);
pipe->read = 0;
pipe->write = 9;
/* Advance beyond the end */
rc = spdk_pipe_reader_advance(pipe, 10);
CU_ASSERT(rc == -EINVAL);
CU_ASSERT(pipe->read == 0);
CU_ASSERT(pipe->write == 9);
/* Move the write pointer forward */
pipe->read = 0;
pipe->write = 5;
/* Advance to the end of the pipe */
rc = spdk_pipe_reader_advance(pipe, 5);
CU_ASSERT(rc == 0);
CU_ASSERT(pipe->write == 5);
CU_ASSERT(pipe->read == 5);
pipe->read = 0;
pipe->write = 5;
/* Advance beyond the end */
rc = spdk_pipe_reader_advance(pipe, 6);
CU_ASSERT(rc == -EINVAL);
CU_ASSERT(pipe->read == 0);
CU_ASSERT(pipe->write == 5);
/* Test wrap around */
pipe->read = 7;
pipe->write = 3;
/* Advance to the end of the pipe */
rc = spdk_pipe_reader_advance(pipe, 6);
CU_ASSERT(rc == 0);
CU_ASSERT(pipe->read == 3);
CU_ASSERT(pipe->write == 3);
pipe->read = 7;
pipe->write = 3;
/* Advance beyond the end */
rc = spdk_pipe_writer_advance(pipe, 7);
CU_ASSERT(rc == -EINVAL);
CU_ASSERT(pipe->read == 7);
CU_ASSERT(pipe->write == 3);
spdk_pipe_destroy(pipe);
}
static void
test_data(void)
{
struct spdk_pipe *pipe;
uint8_t mem[10];
struct iovec iovs[2];
uint8_t *data;
int rc;
size_t i;
memset(mem, 0, sizeof(mem));
memset(iovs, 0, sizeof(iovs));
pipe = spdk_pipe_create(mem, sizeof(mem));
SPDK_CU_ASSERT_FATAL(pipe != NULL);
/* Place 1 byte in the pipe */
rc = spdk_pipe_writer_get_buffer(pipe, 1, iovs);
CU_ASSERT(rc == 1);
CU_ASSERT(iovs[0].iov_base != NULL);
CU_ASSERT(iovs[0].iov_len == 1);
memset(iovs[0].iov_base, 'A', 1);
rc = spdk_pipe_writer_advance(pipe, 1);
CU_ASSERT(rc == 0);
CU_ASSERT(mem[0] == 'A');
CU_ASSERT(mem[1] == 0);
CU_ASSERT(mem[2] == 0);
CU_ASSERT(mem[3] == 0);
CU_ASSERT(mem[4] == 0);
CU_ASSERT(mem[5] == 0);
CU_ASSERT(mem[6] == 0);
CU_ASSERT(mem[7] == 0);
CU_ASSERT(mem[8] == 0);
CU_ASSERT(mem[9] == 0);
memset(iovs, 0, sizeof(iovs));
/* Get 1 byte from the pipe */
CU_ASSERT(spdk_pipe_reader_bytes_available(pipe) == 1);
rc = spdk_pipe_reader_get_buffer(pipe, 10, iovs);
CU_ASSERT(rc == 1);
data = iovs[0].iov_base;
CU_ASSERT(*data = 'A');
spdk_pipe_reader_advance(pipe, 1);
/* Put 9 more bytes in the pipe, so every byte has
* been written */
rc = spdk_pipe_writer_get_buffer(pipe, 9, iovs);
CU_ASSERT(rc == 9);
CU_ASSERT(iovs[0].iov_len == 9);
CU_ASSERT(iovs[1].iov_len == 0);
memset(iovs[0].iov_base, 'B', iovs[0].iov_len);
rc = spdk_pipe_writer_advance(pipe, 9);
CU_ASSERT(rc == 0);
CU_ASSERT(mem[0] == 'A');
CU_ASSERT(mem[1] == 'B');
CU_ASSERT(mem[2] == 'B');
CU_ASSERT(mem[3] == 'B');
CU_ASSERT(mem[4] == 'B');
CU_ASSERT(mem[5] == 'B');
CU_ASSERT(mem[6] == 'B');
CU_ASSERT(mem[7] == 'B');
CU_ASSERT(mem[8] == 'B');
CU_ASSERT(mem[9] == 'B');
memset(iovs, 0, sizeof(iovs));
/* Get 7 bytes of the previously written 9. */
CU_ASSERT(spdk_pipe_reader_bytes_available(pipe) == 9);
rc = spdk_pipe_reader_get_buffer(pipe, 7, iovs);
CU_ASSERT(rc == 7);
CU_ASSERT(iovs[0].iov_len == 7);
data = iovs[0].iov_base;
for (i = 0; i < iovs[0].iov_len; i++) {
CU_ASSERT(data[i] == 'B');
}
spdk_pipe_reader_advance(pipe, 7);
memset(iovs, 0, sizeof(iovs));
/* Put 1 more byte in the pipe, overwriting the original 'A' */
rc = spdk_pipe_writer_get_buffer(pipe, 1, iovs);
CU_ASSERT(rc == 1);
CU_ASSERT(iovs[0].iov_len == 1);
CU_ASSERT(iovs[1].iov_len == 0);
memset(iovs[0].iov_base, 'C', iovs[0].iov_len);
rc = spdk_pipe_writer_advance(pipe, 1);
CU_ASSERT(rc == 0);
CU_ASSERT(mem[0] == 'C');
CU_ASSERT(mem[1] == 'B');
CU_ASSERT(mem[2] == 'B');
CU_ASSERT(mem[3] == 'B');
CU_ASSERT(mem[4] == 'B');
CU_ASSERT(mem[5] == 'B');
CU_ASSERT(mem[6] == 'B');
CU_ASSERT(mem[7] == 'B');
CU_ASSERT(mem[8] == 'B');
CU_ASSERT(mem[9] == 'B');
memset(iovs, 0, sizeof(iovs));
/* Get all of the data out of the pipe */
CU_ASSERT(spdk_pipe_reader_bytes_available(pipe) == 3);
rc = spdk_pipe_reader_get_buffer(pipe, 3, iovs);
CU_ASSERT(rc == 3);
CU_ASSERT(iovs[0].iov_len == 2);
CU_ASSERT(iovs[1].iov_len == 1);
data = iovs[0].iov_base;
CU_ASSERT(data[0] == 'B');
CU_ASSERT(data[1] == 'B');
data = iovs[1].iov_base;
CU_ASSERT(data[0] == 'C');
spdk_pipe_reader_advance(pipe, 3);
spdk_pipe_destroy(pipe);
}
int
main(int argc, char **argv)
{
CU_pSuite suite = NULL;
unsigned int num_failures;
if (CU_initialize_registry() != CUE_SUCCESS) {
return CU_get_error();
}
suite = CU_add_suite("pipe", NULL, NULL);
if (suite == NULL) {
CU_cleanup_registry();
return CU_get_error();
}
if (
CU_add_test(suite, "test_create_destroy", test_create_destroy) == NULL ||
CU_add_test(suite, "test_write_get_buffer", test_write_get_buffer) == NULL ||
CU_add_test(suite, "test_write_advance", test_write_advance) == NULL ||
CU_add_test(suite, "test_read_get_buffer", test_read_get_buffer) == NULL ||
CU_add_test(suite, "test_read_advance", test_read_advance) == NULL ||
CU_add_test(suite, "test_data", test_data) == NULL) {
CU_cleanup_registry();
return CU_get_error();
}
CU_basic_set_mode(CU_BRM_VERBOSE);
CU_basic_run_tests();
num_failures = CU_get_number_of_failures();
CU_cleanup_registry();
return num_failures;
}
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