text: /*
   * Copyright (c) 2018, 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 the 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.
   *
   * Author: Janusz Jankowski <janusz.jankowski@linux.intel.com>
   */
  
  #include <sof/list.h>
  
  #include <stdlib.h>
  #include <stdarg.h>
  #include <stddef.h>
  #include <setjmp.h>
  #include <stdint.h>
  #include <cmocka.h>
  
  struct test_data {
  	struct list_item *head;
  	struct list_item *tail_minus_1;
  	struct list_item *tail;
  };
  
  static int setup(void **state)
  {
  	struct test_data *data = malloc(sizeof(struct test_data));
  
  	if (data == NULL)
  		return -1;
  
  	data->head = malloc(sizeof(struct list_item));
  	data->tail_minus_1 = malloc(sizeof(struct list_item));
  	data->tail = malloc(sizeof(struct list_item));
  
  	if (data->head == NULL
  			|| data->tail_minus_1 == NULL
  			|| data->tail == NULL) {
  		free(data->head);
  		free(data->tail_minus_1);
  		free(data->tail);
  
  		free(data);
  
  		return -1;
  	}
  
  	list_init(data->head);
  	list_init(data->tail_minus_1);
  	list_init(data->tail);
  
  	list_item_append(data->tail_minus_1, data->head);
  	list_item_append(data->tail, data->head);
  
  	*state = data;
  	return 0;
  }
  
  static int teardown(void **state)
  {
  	struct test_data *data = *state;
  
  	free(data->head);
  	free(data->tail_minus_1);
  	free(data->tail);
  
  	free(data);
  	return 0;
  }
  
  static void test_list_list_item_append_head_prev_is_tail(void **state)
  {
  	struct test_data *data = *state;
  
  	assert_ptr_equal(data->head->prev, data->tail);
  }
  
  static void test_list_list_item_append_head_next_is_tail_minus_1(void **state)
  {
  	struct test_data *data = *state;
  
  	assert_ptr_equal(data->head->next, data->tail_minus_1);
  }
  
  static void test_list_list_item_append_tail_minus_1_prev_is_head(void **state)
  {
  	struct test_data *data = *state;
  
  	assert_ptr_equal(data->tail_minus_1->prev, data->head);
  }
  
  static void test_list_list_item_append_tail_minus_1_next_is_tail(void **state)
  {
  	struct test_data *data = *state;
  
  	assert_ptr_equal(data->tail_minus_1->next, data->tail);
  }
  
  static void test_list_list_item_append_tail_prev_is_tail_minus_1(void **state)
  {
  	struct test_data *data = *state;
  
  	assert_ptr_equal(data->tail->prev, data->tail_minus_1);
  }
  
  static void test_list_list_item_append_tail_next_is_head(void **state)
  {
  	struct test_data *data = *state;
  
  	assert_ptr_equal(data->tail->next, data->head);
  }
  
  int main(void)
  {
  	const struct CMUnitTest tests[] = {
  		cmocka_unit_test(test_list_list_item_append_head_prev_is_tail),
  		cmocka_unit_test(test_list_list_item_append_head_next_is_tail_minus_1),
  		cmocka_unit_test(test_list_list_item_append_tail_minus_1_prev_is_head),
  		cmocka_unit_test(test_list_list_item_append_tail_minus_1_next_is_tail),
  		cmocka_unit_test(test_list_list_item_append_tail_prev_is_tail_minus_1),
  		cmocka_unit_test(test_list_list_item_append_tail_next_is_head),
  	};
  
  	cmocka_set_message_output(CM_OUTPUT_TAP);
  
  	return cmocka_run_group_tests(tests, setup, teardown);
  }
  
  