ucx: test/test_tree.c@a75b808d653b

     1 /*

     2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

     3  *

     4  * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions are met:

     8  *

     9  *   1. Redistributions of source code must retain the above copyright

    10  *      notice, this list of conditions and the following disclaimer.

    11  *

    12  *   2. Redistributions in binary form must reproduce the above copyright

    13  *      notice, this list of conditions and the following disclaimer in the

    14  *      documentation and/or other materials provided with the distribution.

    15  *

    16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

    17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    19  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

    20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

    21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

    22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

    23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

    24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

    25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

    26  * POSSIBILITY OF SUCH DAMAGE.

    27  */

    29 #include "cx/tree.h"

    30 #include "test_config.h"

    32 #include <stddef.h>

    34 typedef struct TestNode TestNode;

    36 struct TestNode {

    37     TestNode *parent;

    38     TestNode *prev;

    39     TestNode *next;

    41     TestNode *children_begin;

    42     TestNode *children_end;

    44     int content;

    45 };

    47 void test_cx_tree_add_node() {

    48     // prepare test tree

    49     TestNode root;

    50     memset(&root, 0, sizeof(TestNode));

    52     TestNode a;

    53     memset(&a, 0, sizeof(TestNode));

    54     root.children_begin = &a;

    55     root.children_end = &a;

    56     a.parent = &root;

    57     a.content = 1;

    59     // new test nodes

    60     TestNode b;

    61     memset(&b, 0, sizeof(TestNode));

    62     TestNode c;

    63     memset(&c, 0, sizeof(TestNode));

    65     // test

    66     b.content = 2;

    67     int ret = cx_tree_add_node(&a, offsetof(TestNode, parent), offsetof(TestNode, prev), offsetof(TestNode, next), &b);

    68     CU_ASSERT_EQUAL(ret, 0);

    69     CU_ASSERT_PTR_EQUAL(b.parent, &root);

    70     CU_ASSERT_PTR_EQUAL(b.prev, &a);

    71     CU_ASSERT_PTR_EQUAL(b.next, NULL);

    72     CU_ASSERT_PTR_EQUAL(a.next, &b);

    74     c.content = 3;

    75     ret = cx_tree_add_node(&a, -1, -1, offsetof(TestNode, next), &c);

    76     CU_ASSERT_EQUAL(ret, 0);

    77     CU_ASSERT_PTR_EQUAL(c.parent, NULL);

    78     CU_ASSERT_PTR_EQUAL(c.prev, NULL);

    79     CU_ASSERT_PTR_EQUAL(c.next, NULL);

    80     CU_ASSERT_PTR_EQUAL(b.next, &c);

    81 }

    83 int main() {

    84     CU_pSuite suite = NULL;

    86     if (CUE_SUCCESS != CU_initialize_registry()) {

    87         return CU_get_error();

    88     }

    90     suite = CU_add_suite("tree suite", NULL, NULL);

    91     if (NULL == suite) {

    92         CU_cleanup_registry();

    93         return CU_get_error();

    94     }

    96     if (

    97             !CU_add_test(suite, "ll add tree node", test_cx_tree_add_node)

    98             ) {

    99         CU_cleanup_registry();

   100         return CU_get_error();

   101     }

   104     CU_basic_set_mode(UCX_CU_BRM);

   106     int exitcode;

   107     if (CU_basic_run_tests()) {

   108         exitcode = CU_get_error();

   109     } else {

   110         exitcode = CU_get_number_of_failures() == 0 ? 0 : 1;

   111     }

   112     CU_cleanup_registry();

   113     return exitcode;

   114 }

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