Mon, 27 Sep 2021 18:50:07 +0200
add high-level function cxListAt()
olaf@425 | 1 | /* |
olaf@425 | 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
olaf@425 | 3 | * |
olaf@425 | 4 | * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. |
olaf@425 | 5 | * |
olaf@425 | 6 | * Redistribution and use in source and binary forms, with or without |
olaf@425 | 7 | * modification, are permitted provided that the following conditions are met: |
olaf@425 | 8 | * |
olaf@425 | 9 | * 1. Redistributions of source code must retain the above copyright |
olaf@425 | 10 | * notice, this list of conditions and the following disclaimer. |
olaf@425 | 11 | * |
olaf@425 | 12 | * 2. Redistributions in binary form must reproduce the above copyright |
olaf@425 | 13 | * notice, this list of conditions and the following disclaimer in the |
olaf@425 | 14 | * documentation and/or other materials provided with the distribution. |
olaf@425 | 15 | * |
olaf@425 | 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
olaf@425 | 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
olaf@425 | 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
olaf@425 | 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
olaf@425 | 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
olaf@425 | 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
olaf@425 | 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
olaf@425 | 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
olaf@425 | 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
olaf@425 | 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
olaf@425 | 26 | * POSSIBILITY OF SUCH DAMAGE. |
olaf@425 | 27 | */ |
olaf@425 | 28 | |
olaf@425 | 29 | #include "cx/tree.h" |
olaf@425 | 30 | #include "test_config.h" |
olaf@425 | 31 | |
olaf@425 | 32 | #include <stddef.h> |
olaf@425 | 33 | |
olaf@425 | 34 | typedef struct TestNode TestNode; |
olaf@425 | 35 | |
olaf@425 | 36 | struct TestNode { |
olaf@425 | 37 | TestNode *parent; |
olaf@425 | 38 | TestNode *prev; |
olaf@425 | 39 | TestNode *next; |
olaf@425 | 40 | |
olaf@425 | 41 | TestNode *children_begin; |
olaf@425 | 42 | TestNode *children_end; |
olaf@425 | 43 | |
olaf@425 | 44 | int content; |
olaf@425 | 45 | }; |
olaf@425 | 46 | |
olaf@425 | 47 | void test_cx_tree_add_node() { |
olaf@425 | 48 | // prepare test tree |
olaf@425 | 49 | TestNode root; |
olaf@425 | 50 | memset(&root, 0, sizeof(TestNode)); |
olaf@425 | 51 | |
olaf@425 | 52 | TestNode a; |
olaf@425 | 53 | memset(&a, 0, sizeof(TestNode)); |
olaf@425 | 54 | root.children_begin = &a; |
olaf@425 | 55 | root.children_end = &a; |
olaf@425 | 56 | a.parent = &root; |
olaf@425 | 57 | a.content = 1; |
olaf@425 | 58 | |
olaf@425 | 59 | // new test nodes |
olaf@425 | 60 | TestNode b; |
olaf@425 | 61 | memset(&b, 0, sizeof(TestNode)); |
olaf@425 | 62 | TestNode c; |
olaf@425 | 63 | memset(&c, 0, sizeof(TestNode)); |
olaf@425 | 64 | |
olaf@425 | 65 | // test |
olaf@425 | 66 | b.content = 2; |
olaf@425 | 67 | int ret = cx_tree_add_node(&a, offsetof(TestNode, parent), offsetof(TestNode, prev), offsetof(TestNode, next), &b); |
olaf@425 | 68 | CU_ASSERT_EQUAL(ret, 0); |
olaf@425 | 69 | CU_ASSERT_PTR_EQUAL(b.parent, &root); |
olaf@425 | 70 | CU_ASSERT_PTR_EQUAL(b.prev, &a); |
olaf@425 | 71 | CU_ASSERT_PTR_EQUAL(b.next, NULL); |
olaf@425 | 72 | CU_ASSERT_PTR_EQUAL(a.next, &b); |
olaf@425 | 73 | |
olaf@425 | 74 | c.content = 3; |
olaf@425 | 75 | ret = cx_tree_add_node(&a, -1, -1, offsetof(TestNode, next), &c); |
olaf@425 | 76 | CU_ASSERT_EQUAL(ret, 0); |
olaf@425 | 77 | CU_ASSERT_PTR_EQUAL(c.parent, NULL); |
olaf@425 | 78 | CU_ASSERT_PTR_EQUAL(c.prev, NULL); |
olaf@425 | 79 | CU_ASSERT_PTR_EQUAL(c.next, NULL); |
olaf@425 | 80 | CU_ASSERT_PTR_EQUAL(b.next, &c); |
olaf@425 | 81 | } |
olaf@425 | 82 | |
olaf@430 | 83 | void test_cx_tree_add_child_node() { |
olaf@430 | 84 | // prepare test tree |
olaf@430 | 85 | TestNode root; |
olaf@430 | 86 | memset(&root, 0, sizeof(TestNode)); |
olaf@430 | 87 | |
olaf@430 | 88 | TestNode a; |
olaf@430 | 89 | memset(&a, 0, sizeof(TestNode)); |
olaf@430 | 90 | TestNode b; |
olaf@430 | 91 | memset(&b, 0, sizeof(TestNode)); |
olaf@430 | 92 | TestNode c; |
olaf@430 | 93 | memset(&c, 0, sizeof(TestNode)); |
olaf@430 | 94 | TestNode a1; |
olaf@430 | 95 | memset(&a1, 0, sizeof(TestNode)); |
olaf@430 | 96 | |
olaf@430 | 97 | int ret; |
olaf@430 | 98 | |
olaf@430 | 99 | // test |
olaf@430 | 100 | a.content = 1; |
olaf@430 | 101 | ret = cx_tree_add_child_node( |
olaf@430 | 102 | &root, |
olaf@430 | 103 | offsetof(TestNode, parent), |
olaf@430 | 104 | offsetof(TestNode, prev), |
olaf@430 | 105 | offsetof(TestNode, next), |
olaf@430 | 106 | (void**)&root.children_begin, |
olaf@430 | 107 | (void**)&root.children_end, |
olaf@430 | 108 | &a); |
olaf@430 | 109 | CU_ASSERT_EQUAL(ret, 0); |
olaf@430 | 110 | CU_ASSERT_PTR_EQUAL(root.children_begin, &a); |
olaf@430 | 111 | CU_ASSERT_PTR_EQUAL(root.children_end, &a); |
olaf@430 | 112 | CU_ASSERT_PTR_EQUAL(a.parent, &root); |
olaf@430 | 113 | CU_ASSERT_PTR_EQUAL(a.prev, NULL); |
olaf@430 | 114 | CU_ASSERT_PTR_EQUAL(a.next, NULL); |
olaf@430 | 115 | |
olaf@430 | 116 | b.content = 2; |
olaf@430 | 117 | ret = cx_tree_add_child_node( |
olaf@430 | 118 | &root, |
olaf@430 | 119 | offsetof(TestNode, parent), |
olaf@430 | 120 | offsetof(TestNode, prev), |
olaf@430 | 121 | offsetof(TestNode, next), |
olaf@430 | 122 | (void**)&root.children_begin, |
olaf@430 | 123 | (void**)&root.children_end, |
olaf@430 | 124 | &b); |
olaf@430 | 125 | CU_ASSERT_EQUAL(ret, 0); |
olaf@430 | 126 | CU_ASSERT_TRUE(root.children_begin ? root.children_begin->next == &b : 0); |
olaf@430 | 127 | CU_ASSERT_PTR_EQUAL(root.children_end, &b); |
olaf@430 | 128 | CU_ASSERT_PTR_EQUAL(b.parent, &root); |
olaf@430 | 129 | CU_ASSERT_PTR_EQUAL(b.prev, &a); |
olaf@430 | 130 | |
olaf@430 | 131 | c.content = 3; |
olaf@430 | 132 | ret = cx_tree_add_child_node( |
olaf@430 | 133 | &root, |
olaf@430 | 134 | -1, |
olaf@430 | 135 | -1, |
olaf@430 | 136 | offsetof(TestNode, next), |
olaf@430 | 137 | (void**)&root.children_begin, |
olaf@430 | 138 | NULL, |
olaf@430 | 139 | &c); |
olaf@430 | 140 | CU_ASSERT_EQUAL(ret, 0); |
olaf@430 | 141 | CU_ASSERT_PTR_EQUAL(root.children_end, &b); // children_end unchanged |
olaf@430 | 142 | CU_ASSERT_PTR_EQUAL(b.next, &c); |
olaf@430 | 143 | CU_ASSERT_PTR_EQUAL(c.prev, NULL); |
olaf@430 | 144 | CU_ASSERT_PTR_EQUAL(c.next, NULL); |
olaf@430 | 145 | CU_ASSERT_PTR_EQUAL(c.parent, NULL); |
olaf@430 | 146 | |
olaf@430 | 147 | a1.content = 11; |
olaf@430 | 148 | ret = cx_tree_add_child_node( |
olaf@430 | 149 | &a, |
olaf@430 | 150 | offsetof(TestNode, parent), |
olaf@430 | 151 | offsetof(TestNode, prev), |
olaf@430 | 152 | offsetof(TestNode, next), |
olaf@430 | 153 | (void**)&a.children_begin, |
olaf@430 | 154 | (void**)&a.children_end, |
olaf@430 | 155 | &a1); |
olaf@430 | 156 | CU_ASSERT_EQUAL(ret, 0); |
olaf@430 | 157 | CU_ASSERT_PTR_EQUAL(a.children_begin, &a1); |
olaf@430 | 158 | CU_ASSERT_PTR_EQUAL(a1.parent, &a); |
olaf@430 | 159 | CU_ASSERT_TRUE(root.children_begin ? root.children_begin->children_begin == &a1 : 0); |
olaf@430 | 160 | } |
olaf@430 | 161 | |
olaf@425 | 162 | int main() { |
olaf@425 | 163 | CU_pSuite suite = NULL; |
olaf@425 | 164 | |
olaf@425 | 165 | if (CUE_SUCCESS != CU_initialize_registry()) { |
olaf@425 | 166 | return CU_get_error(); |
olaf@425 | 167 | } |
olaf@425 | 168 | |
olaf@425 | 169 | suite = CU_add_suite("tree suite", NULL, NULL); |
olaf@425 | 170 | if (NULL == suite) { |
olaf@425 | 171 | CU_cleanup_registry(); |
olaf@425 | 172 | return CU_get_error(); |
olaf@425 | 173 | } |
olaf@425 | 174 | |
olaf@425 | 175 | if ( |
olaf@425 | 176 | !CU_add_test(suite, "ll add tree node", test_cx_tree_add_node) |
olaf@425 | 177 | ) { |
olaf@425 | 178 | CU_cleanup_registry(); |
olaf@425 | 179 | return CU_get_error(); |
olaf@425 | 180 | } |
olaf@430 | 181 | if ( |
olaf@430 | 182 | !CU_add_test(suite, "ll add tree child node", test_cx_tree_add_child_node) |
olaf@430 | 183 | ) { |
olaf@430 | 184 | CU_cleanup_registry(); |
olaf@430 | 185 | return CU_get_error(); |
olaf@430 | 186 | } |
olaf@425 | 187 | |
olaf@425 | 188 | |
olaf@425 | 189 | CU_basic_set_mode(UCX_CU_BRM); |
olaf@425 | 190 | |
olaf@425 | 191 | int exitcode; |
olaf@425 | 192 | if (CU_basic_run_tests()) { |
olaf@425 | 193 | exitcode = CU_get_error(); |
olaf@425 | 194 | } else { |
olaf@425 | 195 | exitcode = CU_get_number_of_failures() == 0 ? 0 : 1; |
olaf@425 | 196 | } |
olaf@425 | 197 | CU_cleanup_registry(); |
olaf@425 | 198 | return exitcode; |
olaf@425 | 199 | } |