/*-
 *   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 "sock.c"

static void
sock(void)
{
	struct spdk_sock *listen_sock;
	struct spdk_sock *server_sock;
	struct spdk_sock *client_sock;
	char *test_string = "abcdef";
	char buffer[64];
	ssize_t bytes_read, bytes_written;
	struct iovec iov;
	int rc;

	listen_sock = spdk_sock_listen("127.0.0.1", 3260);
	SPDK_CU_ASSERT_FATAL(listen_sock != NULL);

	server_sock = spdk_sock_accept(listen_sock);
	CU_ASSERT(server_sock == NULL);
	CU_ASSERT(errno == EAGAIN || errno == EWOULDBLOCK);

	client_sock = spdk_sock_connect("127.0.0.1", 3260);
	SPDK_CU_ASSERT_FATAL(client_sock != NULL);

	/*
	 * Delay a bit here before checking if server socket is
	 *  ready.
	 */
	usleep(1000);

	server_sock = spdk_sock_accept(listen_sock);
	SPDK_CU_ASSERT_FATAL(server_sock != NULL);

	iov.iov_base = test_string;
	iov.iov_len = 7;
	bytes_written = spdk_sock_writev(client_sock, &iov, 1);
	CU_ASSERT(bytes_written == 7);

	usleep(1000);

	bytes_read = spdk_sock_recv(server_sock, buffer, 2);
	CU_ASSERT(bytes_read == 2);

	usleep(1000);

	bytes_read += spdk_sock_recv(server_sock, buffer + 2, 5);
	CU_ASSERT(bytes_read == 7);

	CU_ASSERT(strncmp(test_string, buffer, 7) == 0);

	rc = spdk_sock_close(&client_sock);
	CU_ASSERT(client_sock == NULL);
	CU_ASSERT(rc == 0);

	rc = spdk_sock_close(&server_sock);
	CU_ASSERT(server_sock == NULL);
	CU_ASSERT(rc == 0);

	rc = spdk_sock_close(&listen_sock);
	CU_ASSERT(listen_sock == NULL);
	CU_ASSERT(rc == 0);
}

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("sock", NULL, NULL);
	if (suite == NULL) {
		CU_cleanup_registry();
		return CU_get_error();
	}

	if (
		CU_add_test(suite, "sock", sock) == 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;
}