tests/test_list.cpp

Sat, 01 Apr 2023 11:51:48 +0200

author
Mike Becker <universe@uap-core.de>
date
Sat, 01 Apr 2023 11:51:48 +0200
changeset 672
55d8fdd38ca4
parent 667
2f88a7c13a28
child 677
b09aae58bba4
permissions
-rw-r--r--

increase test coverage - fixes #250

     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/linked_list.h"
    30 #include "cx/array_list.h"
    31 #include "cx/utils.h"
    32 #include "cx/compare.h"
    33 #include "util_allocator.h"
    35 #include <gtest/gtest.h>
    36 #include <array>
    37 #include <vector>
    38 #include <unordered_set>
    39 #include <algorithm>
    41 struct node {
    42     node *next = nullptr;
    43     node *prev = nullptr;
    44     int data = 0;
    45 };
    47 const ptrdiff_t loc_prev = offsetof(struct node, prev);
    48 const ptrdiff_t loc_next = offsetof(struct node, next);
    49 const ptrdiff_t loc_data = offsetof(struct node, data);
    51 struct node_test_data {
    52     node *begin = nullptr;
    54     explicit node_test_data(node *begin) : begin(begin) {
    55         auto n = begin;
    56         while (n != nullptr) {
    57             nodes.push_back(n);
    58             n = n->next;
    59         }
    60     }
    62     node_test_data(node_test_data &) = delete;
    64     node_test_data(node_test_data &&) = default;
    66     ~node_test_data() {
    67         for (auto &&n: nodes) delete n;
    68     }
    70 private:
    71     std::vector<node *> nodes;
    72 };
    74 static node_test_data create_nodes_test_data(size_t len) {
    75     if (len == 0) return node_test_data{nullptr};
    76     auto begin = new node;
    77     auto prev = begin;
    78     for (size_t i = 1; i < len; i++) {
    79         auto n = new node;
    80         cx_linked_list_link(prev, n, loc_prev, loc_next);
    81         prev = n;
    82     }
    83     return node_test_data{begin};
    84 }
    86 template<typename InputIter>
    87 static node_test_data create_nodes_test_data(
    88         InputIter begin,
    89         InputIter end
    90 ) {
    91     if (begin == end) return node_test_data{nullptr};
    92     node *first = new node;
    93     first->data = *begin;
    94     node *prev = first;
    95     begin++;
    96     for (; begin != end; begin++) {
    97         auto n = new node;
    98         n->data = *begin;
    99         cx_linked_list_link(prev, n, loc_prev, loc_next);
   100         prev = n;
   101     }
   102     return node_test_data{first};
   103 }
   105 static node_test_data create_nodes_test_data(std::initializer_list<int> data) {
   106     return create_nodes_test_data(data.begin(), data.end());
   107 }
   109 template<size_t N>
   110 struct int_test_data {
   111     std::array<int, N> data;
   113     int_test_data() {
   114         cx_for_n (i, N) data[i] = ::rand(); // NOLINT(cert-msc50-cpp)
   115     }
   116 };
   118 TEST(LinkedList_LowLevel, link_unlink) {
   119     node a, b, c;
   121     cx_linked_list_link(&a, &b, loc_prev, loc_next);
   122     EXPECT_EQ(a.prev, nullptr);
   123     EXPECT_EQ(a.next, &b);
   124     EXPECT_EQ(b.prev, &a);
   125     EXPECT_EQ(b.next, nullptr);
   127     cx_linked_list_unlink(&a, &b, loc_prev, loc_next);
   128     EXPECT_EQ(a.prev, nullptr);
   129     EXPECT_EQ(a.next, nullptr);
   130     EXPECT_EQ(b.prev, nullptr);
   131     EXPECT_EQ(b.next, nullptr);
   133     cx_linked_list_link(&b, &c, loc_prev, loc_next);
   134     cx_linked_list_link(&a, &b, loc_prev, loc_next);
   135     cx_linked_list_unlink(&b, &c, loc_prev, loc_next);
   136     EXPECT_EQ(a.prev, nullptr);
   137     EXPECT_EQ(a.next, &b);
   138     EXPECT_EQ(b.prev, &a);
   139     EXPECT_EQ(b.next, nullptr);
   140     EXPECT_EQ(c.prev, nullptr);
   141     EXPECT_EQ(c.next, nullptr);
   142 }
   144 TEST(LinkedList_LowLevel, cx_linked_list_at) {
   145     node a, b, c, d;
   146     cx_linked_list_link(&a, &b, loc_prev, loc_next);
   147     cx_linked_list_link(&b, &c, loc_prev, loc_next);
   148     cx_linked_list_link(&c, &d, loc_prev, loc_next);
   150     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 0), &a);
   151     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 1), &b);
   152     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 2), &c);
   153     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 3), &d);
   154     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 4), nullptr);
   156     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_prev, 0), &a);
   157     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_next, 1), &b);
   158     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_next, 2), &c);
   159     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_next, 3), &d);
   160     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_next, 4), nullptr);
   162     EXPECT_EQ(cx_linked_list_at(&d, 3, loc_prev, 0), &a);
   163     EXPECT_EQ(cx_linked_list_at(&d, 3, loc_prev, 1), &b);
   164 }
   166 TEST(LinkedList_LowLevel, cx_linked_list_find) {
   167     auto testdata = create_nodes_test_data({2, 4, 6, 8});
   168     auto list = testdata.begin;
   169     int s;
   171     s = 2;
   172     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, cx_cmp_int, &s), 0);
   173     s = 4;
   174     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, cx_cmp_int, &s), 1);
   175     s = 6;
   176     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, cx_cmp_int, &s), 2);
   177     s = 8;
   178     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, cx_cmp_int, &s), 3);
   179     s = 10;
   180     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, cx_cmp_int, &s), 4);
   181     s = -2;
   182     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, cx_cmp_int, &s), 4);
   183 }
   185 TEST(LinkedList_LowLevel, cx_linked_list_compare) {
   186     auto ta = create_nodes_test_data({2, 4, 6, 8});
   187     auto tb = create_nodes_test_data({2, 4, 6});
   188     auto tc = create_nodes_test_data({2, 4, 6, 9});
   189     auto la = ta.begin, lb = tb.begin, lc = tc.begin;
   191     EXPECT_GT(cx_linked_list_compare(la, lb, loc_next, loc_data, cx_cmp_int), 0);
   192     EXPECT_LT(cx_linked_list_compare(lb, la, loc_next, loc_data, cx_cmp_int), 0);
   193     EXPECT_GT(cx_linked_list_compare(lc, la, loc_next, loc_data, cx_cmp_int), 0);
   194     EXPECT_LT(cx_linked_list_compare(la, lc, loc_next, loc_data, cx_cmp_int), 0);
   195     EXPECT_EQ(cx_linked_list_compare(la, la, loc_next, loc_data, cx_cmp_int), 0);
   196 }
   198 TEST(LinkedList_LowLevel, cx_linked_list_add) {
   199     // test with begin, end / prev, next
   200     {
   201         node nodes[4];
   202         void *begin = nullptr, *end = nullptr;
   204         cx_linked_list_add(&begin, &end, loc_prev, loc_next, &nodes[0]);
   205         EXPECT_EQ(begin, &nodes[0]);
   206         EXPECT_EQ(end, &nodes[0]);
   207         EXPECT_EQ(nodes[0].prev, nullptr);
   208         EXPECT_EQ(nodes[0].next, nullptr);
   210         cx_linked_list_add(&begin, &end, loc_prev, loc_next, &nodes[1]);
   211         EXPECT_EQ(begin, &nodes[0]);
   212         EXPECT_EQ(end, &nodes[1]);
   213         EXPECT_EQ(nodes[0].next, &nodes[1]);
   214         EXPECT_EQ(nodes[1].prev, &nodes[0]);
   215     }
   217     // test with begin only / prev, next
   218     {
   219         node nodes[4];
   220         void *begin = nullptr;
   222         cx_linked_list_add(&begin, nullptr, loc_prev, loc_next, &nodes[0]);
   223         EXPECT_EQ(begin, &nodes[0]);
   224         cx_linked_list_add(&begin, nullptr, loc_prev, loc_next, &nodes[1]);
   225         EXPECT_EQ(begin, &nodes[0]);
   226         EXPECT_EQ(nodes[0].next, &nodes[1]);
   227         EXPECT_EQ(nodes[1].prev, &nodes[0]);
   229         cx_linked_list_add(&begin, nullptr, loc_prev, loc_next, &nodes[2]);
   230         EXPECT_EQ(nodes[1].next, &nodes[2]);
   231         EXPECT_EQ(nodes[2].prev, &nodes[1]);
   232     }
   234     // test with end only / prev, next
   235     {
   236         node nodes[4];
   237         void *end = nullptr;
   239         cx_linked_list_add(nullptr, &end, loc_prev, loc_next, &nodes[0]);
   240         EXPECT_EQ(end, &nodes[0]);
   241         cx_linked_list_add(nullptr, &end, loc_prev, loc_next, &nodes[1]);
   242         EXPECT_EQ(end, &nodes[1]);
   243         EXPECT_EQ(nodes[0].next, &nodes[1]);
   244         EXPECT_EQ(nodes[1].prev, &nodes[0]);
   246         cx_linked_list_add(nullptr, &end, loc_prev, loc_next, &nodes[2]);
   247         EXPECT_EQ(end, &nodes[2]);
   248         EXPECT_EQ(nodes[1].next, &nodes[2]);
   249         EXPECT_EQ(nodes[2].prev, &nodes[1]);
   250     }
   252     // test with begin, end / next
   253     {
   254         node nodes[4];
   255         void *begin = nullptr, *end = nullptr;
   257         cx_linked_list_add(&begin, &end, -1, loc_next, &nodes[0]);
   258         EXPECT_EQ(begin, &nodes[0]);
   259         EXPECT_EQ(end, &nodes[0]);
   260         cx_linked_list_add(&begin, &end, -1, loc_next, &nodes[1]);
   261         EXPECT_EQ(end, &nodes[1]);
   262         EXPECT_EQ(nodes[0].next, &nodes[1]);
   263         EXPECT_EQ(nodes[1].prev, nullptr);
   264     }
   265 }
   267 TEST(LinkedList_LowLevel, cx_linked_list_prepend) {
   268     // test with begin, end / prev, next
   269     {
   270         node nodes[4];
   271         void *begin = nullptr, *end = nullptr;
   273         cx_linked_list_prepend(&begin, &end, loc_prev, loc_next, &nodes[0]);
   274         EXPECT_EQ(begin, &nodes[0]);
   275         EXPECT_EQ(end, &nodes[0]);
   276         EXPECT_EQ(nodes[0].prev, nullptr);
   277         EXPECT_EQ(nodes[0].next, nullptr);
   279         cx_linked_list_prepend(&begin, &end, loc_prev, loc_next, &nodes[1]);
   280         EXPECT_EQ(begin, &nodes[1]);
   281         EXPECT_EQ(end, &nodes[0]);
   282         EXPECT_EQ(nodes[1].next, &nodes[0]);
   283         EXPECT_EQ(nodes[0].prev, &nodes[1]);
   284     }
   286     // test with begin only / prev, next
   287     {
   288         node nodes[4];
   289         void *begin = nullptr;
   291         cx_linked_list_prepend(&begin, nullptr, loc_prev, loc_next, &nodes[0]);
   292         EXPECT_EQ(begin, &nodes[0]);
   293         cx_linked_list_prepend(&begin, nullptr, loc_prev, loc_next, &nodes[1]);
   294         EXPECT_EQ(begin, &nodes[1]);
   295         EXPECT_EQ(nodes[1].next, &nodes[0]);
   296         EXPECT_EQ(nodes[0].prev, &nodes[1]);
   298         cx_linked_list_prepend(&begin, nullptr, loc_prev, loc_next, &nodes[2]);
   299         EXPECT_EQ(begin, &nodes[2]);
   300         EXPECT_EQ(nodes[2].next, &nodes[1]);
   301         EXPECT_EQ(nodes[1].prev, &nodes[2]);
   302     }
   304     // test with end only / prev, next
   305     {
   306         node nodes[4];
   307         void *end = nullptr;
   309         cx_linked_list_prepend(nullptr, &end, loc_prev, loc_next, &nodes[0]);
   310         EXPECT_EQ(end, &nodes[0]);
   311         cx_linked_list_prepend(nullptr, &end, loc_prev, loc_next, &nodes[1]);
   312         EXPECT_EQ(end, &nodes[0]);
   313         EXPECT_EQ(nodes[1].next, &nodes[0]);
   314         EXPECT_EQ(nodes[0].prev, &nodes[1]);
   316         cx_linked_list_prepend(nullptr, &end, loc_prev, loc_next, &nodes[2]);
   317         EXPECT_EQ(end, &nodes[0]);
   318         EXPECT_EQ(nodes[2].next, &nodes[1]);
   319         EXPECT_EQ(nodes[1].prev, &nodes[2]);
   320     }
   322     // test with begin, end / next
   323     {
   324         node nodes[4];
   325         void *begin = nullptr, *end = nullptr;
   327         cx_linked_list_prepend(&begin, &end, -1, loc_next, &nodes[0]);
   328         EXPECT_EQ(begin, &nodes[0]);
   329         EXPECT_EQ(end, &nodes[0]);
   330         cx_linked_list_prepend(&begin, &end, -1, loc_next, &nodes[1]);
   331         cx_linked_list_prepend(&begin, &end, -1, loc_next, &nodes[2]);
   332         EXPECT_EQ(begin, &nodes[2]);
   333         EXPECT_EQ(end, &nodes[0]);
   334         EXPECT_EQ(nodes[1].next, &nodes[0]);
   335         EXPECT_EQ(nodes[2].next, &nodes[1]);
   336         EXPECT_EQ(nodes[1].prev, nullptr);
   337         EXPECT_EQ(nodes[0].prev, nullptr);
   338     }
   339 }
   341 TEST(LinkedList_LowLevel, cx_linked_list_insert) {
   342     // insert mid list
   343     {
   344         node nodes[4];
   345         void *begin = &nodes[0], *end = &nodes[2];
   347         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
   348         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
   350         cx_linked_list_insert(&begin, &end, loc_prev, loc_next, &nodes[1], &nodes[3]);
   351         EXPECT_EQ(begin, &nodes[0]);
   352         EXPECT_EQ(end, &nodes[2]);
   353         EXPECT_EQ(nodes[1].next, &nodes[3]);
   354         EXPECT_EQ(nodes[2].prev, &nodes[3]);
   355         EXPECT_EQ(nodes[3].prev, &nodes[1]);
   356         EXPECT_EQ(nodes[3].next, &nodes[2]);
   357     }
   359     // insert end
   360     {
   361         node nodes[4];
   362         void *begin = &nodes[0], *end = &nodes[2];
   364         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
   365         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
   367         cx_linked_list_insert(&begin, &end, loc_prev, loc_next, &nodes[2], &nodes[3]);
   368         EXPECT_EQ(begin, &nodes[0]);
   369         EXPECT_EQ(end, &nodes[3]);
   370         EXPECT_EQ(nodes[2].next, &nodes[3]);
   371         EXPECT_EQ(nodes[3].prev, &nodes[2]);
   372         EXPECT_EQ(nodes[3].next, nullptr);
   373     }
   375     // insert begin
   376     {
   377         node nodes[4];
   378         void *begin = &nodes[0], *end = &nodes[2];
   380         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
   381         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
   383         cx_linked_list_insert(&begin, &end, loc_prev, loc_next, nullptr, &nodes[3]);
   384         EXPECT_EQ(begin, &nodes[3]);
   385         EXPECT_EQ(end, &nodes[2]);
   386         EXPECT_EQ(nodes[0].prev, &nodes[3]);
   387         EXPECT_EQ(nodes[3].prev, nullptr);
   388         EXPECT_EQ(nodes[3].next, &nodes[0]);
   389     }
   390 }
   392 TEST(LinkedList_LowLevel, cx_linked_list_insert_chain) {
   393     // insert mid list
   394     {
   395         node nodes[5];
   396         void *begin = &nodes[0], *end = &nodes[2];
   398         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
   399         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
   400         cx_linked_list_link(&nodes[3], &nodes[4], loc_prev, loc_next);
   402         cx_linked_list_insert_chain(&begin, &end, loc_prev, loc_next, &nodes[1], &nodes[3], nullptr);
   403         EXPECT_EQ(begin, &nodes[0]);
   404         EXPECT_EQ(end, &nodes[2]);
   405         EXPECT_EQ(nodes[1].next, &nodes[3]);
   406         EXPECT_EQ(nodes[2].prev, &nodes[4]);
   407         EXPECT_EQ(nodes[3].prev, &nodes[1]);
   408         EXPECT_EQ(nodes[4].next, &nodes[2]);
   409     }
   411     // insert end
   412     {
   413         node nodes[5];
   414         void *begin = &nodes[0], *end = &nodes[2];
   416         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
   417         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
   418         cx_linked_list_link(&nodes[3], &nodes[4], loc_prev, loc_next);
   420         cx_linked_list_insert_chain(&begin, &end, loc_prev, loc_next, &nodes[2], &nodes[3], nullptr);
   421         EXPECT_EQ(begin, &nodes[0]);
   422         EXPECT_EQ(end, &nodes[4]);
   423         EXPECT_EQ(nodes[2].next, &nodes[3]);
   424         EXPECT_EQ(nodes[3].prev, &nodes[2]);
   425         EXPECT_EQ(nodes[4].next, nullptr);
   426     }
   428     // insert begin
   429     {
   430         node nodes[5];
   431         void *begin = &nodes[0], *end = &nodes[2];
   433         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
   434         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
   435         cx_linked_list_link(&nodes[3], &nodes[4], loc_prev, loc_next);
   437         cx_linked_list_insert_chain(&begin, &end, loc_prev, loc_next, nullptr, &nodes[3], nullptr);
   438         EXPECT_EQ(begin, &nodes[3]);
   439         EXPECT_EQ(end, &nodes[2]);
   440         EXPECT_EQ(nodes[0].prev, &nodes[4]);
   441         EXPECT_EQ(nodes[3].prev, nullptr);
   442         EXPECT_EQ(nodes[4].next, &nodes[0]);
   443     }
   444 }
   446 TEST(LinkedList_LowLevel, cx_linked_list_first) {
   447     auto testdata = create_nodes_test_data(3);
   448     auto begin = testdata.begin;
   449     EXPECT_EQ(cx_linked_list_first(begin, loc_prev), begin);
   450     EXPECT_EQ(cx_linked_list_first(begin->next, loc_prev), begin);
   451     EXPECT_EQ(cx_linked_list_first(begin->next->next, loc_prev), begin);
   452 }
   454 TEST(LinkedList_LowLevel, cx_linked_list_last) {
   455     auto testdata = create_nodes_test_data(3);
   456     auto begin = testdata.begin;
   457     auto end = begin->next->next;
   458     EXPECT_EQ(cx_linked_list_last(begin, loc_next), end);
   459     EXPECT_EQ(cx_linked_list_last(begin->next, loc_next), end);
   460     EXPECT_EQ(cx_linked_list_last(begin->next->next, loc_next), end);
   461 }
   463 TEST(LinkedList_LowLevel, cx_linked_list_prev) {
   464     auto testdata = create_nodes_test_data(3);
   465     auto begin = testdata.begin;
   466     EXPECT_EQ(cx_linked_list_prev(begin, loc_next, begin), nullptr);
   467     EXPECT_EQ(cx_linked_list_prev(begin, loc_next, begin->next), begin);
   468     EXPECT_EQ(cx_linked_list_prev(begin, loc_next, begin->next->next), begin->next);
   469 }
   471 TEST(LinkedList_LowLevel, cx_linked_list_remove) {
   472     auto testdata = create_nodes_test_data({2, 4, 6});
   473     auto begin = reinterpret_cast<void *>(testdata.begin);
   474     auto first = testdata.begin;
   475     auto second = first->next;
   476     auto third = second->next;
   477     auto end = reinterpret_cast<void *>(third);
   479     cx_linked_list_remove(&begin, &end, loc_prev, loc_next, second);
   480     EXPECT_EQ(begin, first);
   481     EXPECT_EQ(end, third);
   482     EXPECT_EQ(first->prev, nullptr);
   483     EXPECT_EQ(first->next, third);
   484     EXPECT_EQ(third->prev, first);
   485     EXPECT_EQ(third->next, nullptr);
   487     cx_linked_list_remove(&begin, &end, loc_prev, loc_next, third);
   488     EXPECT_EQ(begin, first);
   489     EXPECT_EQ(end, first);
   490     EXPECT_EQ(first->prev, nullptr);
   491     EXPECT_EQ(first->next, nullptr);
   493     cx_linked_list_remove(&begin, &end, loc_prev, loc_next, first);
   494     EXPECT_EQ(begin, nullptr);
   495     EXPECT_EQ(end, nullptr);
   496 }
   498 TEST(LinkedList_LowLevel, cx_linked_list_size) {
   499     EXPECT_EQ(cx_linked_list_size(nullptr, loc_next), 0);
   501     {
   502         auto testdata = create_nodes_test_data(5);
   503         EXPECT_EQ(cx_linked_list_size(testdata.begin, loc_next), 5);
   504     }
   506     {
   507         auto testdata = create_nodes_test_data(13);
   508         EXPECT_EQ(cx_linked_list_size(testdata.begin, loc_next), 13);
   509     }
   510 }
   512 TEST(LinkedList_LowLevel, cx_linked_list_sort) {
   513     int_test_data<1500> testdata;
   514     std::array<int, 1500> sorted{};
   515     std::partial_sort_copy(testdata.data.begin(), testdata.data.end(), sorted.begin(), sorted.end());
   517     auto scrambled = create_nodes_test_data(testdata.data.begin(), testdata.data.end());
   518     void *begin = scrambled.begin;
   519     void *end = cx_linked_list_last(begin, loc_next);
   521     cx_linked_list_sort(&begin, &end, loc_prev, loc_next, loc_data, cx_cmp_int);
   523     node *check = reinterpret_cast<node *>(begin);
   524     node *check_last = nullptr;
   525     cx_for_n (i, sorted.size()) {
   526         EXPECT_EQ(check->data, sorted[i]);
   527         EXPECT_EQ(check->prev, check_last);
   528         if (i < sorted.size() - 1) {
   529             ASSERT_NE(check->next, nullptr);
   530         }
   531         check_last = check;
   532         check = check->next;
   533     }
   534     EXPECT_EQ(check, nullptr);
   535     EXPECT_EQ(end, check_last);
   536 }
   538 TEST(LinkedList_LowLevel, cx_linked_list_reverse) {
   539     auto testdata = create_nodes_test_data({2, 4, 6, 8});
   540     auto expected = create_nodes_test_data({8, 6, 4, 2});
   542     auto begin = reinterpret_cast<void *>(testdata.begin);
   543     auto end = cx_linked_list_last(begin, loc_next);
   544     auto orig_begin = begin, orig_end = end;
   546     cx_linked_list_reverse(&begin, &end, loc_prev, loc_next);
   547     EXPECT_EQ(end, orig_begin);
   548     EXPECT_EQ(begin, orig_end);
   549     EXPECT_EQ(cx_linked_list_compare(begin, expected.begin, loc_next, loc_data, cx_cmp_int), 0);
   550 }
   552 class HighLevelTest : public ::testing::Test {
   553     mutable std::unordered_set<CxList *> lists;
   554 protected:
   555     CxTestingAllocator testingAllocator;
   557     void TearDown() override {
   558         for (auto &&l: lists) cxListDestroy(l);
   559         EXPECT_TRUE(testingAllocator.verify());
   560     }
   562     static constexpr size_t testdata_len = 250;
   563     int_test_data<testdata_len> testdata;
   565     auto autofree(CxList *list) const -> CxList * {
   566         if (list != nullptr) lists.insert(list);
   567         return list;
   568     }
   570     auto linkedListFromTestData() const -> CxList * {
   571         auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
   572         cxListAddArray(list, testdata.data.data(), testdata_len);
   573         return list;
   574     }
   576     auto pointerLinkedListFromTestData() const -> CxList * {
   577         auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS));
   578         // note: cannot use cxListAddArray() because we don't have a list of pointers
   579         cx_for_n(i, testdata_len) cxListAdd(list, &testdata.data[i]);
   580         return list;
   581     }
   583     auto arrayListFromTestData() const -> CxList * {
   584         auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), testdata_len));
   585         cxListAddArray(list, testdata.data.data(), testdata_len);
   586         return list;
   587     }
   589     void verifyAdd(
   590             CxList *list,
   591             bool as_pointer
   592     ) {
   593         auto len = testdata_len;
   594         cx_for_n (i, len) EXPECT_EQ(cxListAdd(list, &testdata.data[i]), 0);
   595         EXPECT_EQ(list->size, len);
   596         EXPECT_GE(list->capacity, list->size);
   597         cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   598         cx_for_n (i, len) ++testdata.data[i];
   599         if (as_pointer) {
   600             cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   601         } else {
   602             cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i] - 1);
   603         }
   604     }
   606     static void verifyInsert(CxList *list) {
   607         int a = 5, b = 47, c = 13, d = 42;
   609         EXPECT_NE(cxListInsert(list, 1, &a), 0);
   610         EXPECT_EQ(list->size, 0);
   611         EXPECT_EQ(cxListInsert(list, 0, &a), 0);
   612         EXPECT_EQ(list->size, 1);
   613         EXPECT_EQ(cxListInsert(list, 0, &b), 0);
   614         EXPECT_EQ(list->size, 2);
   615         EXPECT_EQ(cxListInsert(list, 1, &c), 0);
   616         EXPECT_EQ(list->size, 3);
   617         EXPECT_EQ(cxListInsert(list, 3, &d), 0);
   619         ASSERT_EQ(list->size, 4);
   620         EXPECT_GE(list->capacity, list->size);
   622         EXPECT_EQ(*(int *) cxListAt(list, 0), 47);
   623         EXPECT_EQ(*(int *) cxListAt(list, 1), 13);
   624         EXPECT_EQ(*(int *) cxListAt(list, 2), 5);
   625         EXPECT_EQ(*(int *) cxListAt(list, 3), 42);
   626     }
   628     static void verifyInsertArray(
   629             CxList *list,
   630             bool pointers = false
   631     ) {
   632         int a[5] = {5, 47, 11, 13, 42};
   633         int b[5] = {9, 18, 72, 50, 7};
   634         int *aptr[5];
   635         int *bptr[5];
   636         cx_for_n(i, 5) {
   637             aptr[i] = &a[i];
   638             bptr[i] = &b[i];
   639         }
   641         size_t inserted;
   643         if (pointers) {
   644             inserted = cxListInsertArray(list, 0, aptr, 5);
   645         } else {
   646             inserted = cxListInsertArray(list, 0, a, 5);
   647         }
   648         EXPECT_EQ(inserted, 5);
   649         EXPECT_EQ(*(int *) cxListAt(list, 0), 5);
   650         EXPECT_EQ(*(int *) cxListAt(list, 1), 47);
   651         EXPECT_EQ(*(int *) cxListAt(list, 2), 11);
   652         EXPECT_EQ(*(int *) cxListAt(list, 3), 13);
   653         EXPECT_EQ(*(int *) cxListAt(list, 4), 42);
   654         if (pointers) {
   655             inserted = cxListInsertArray(list, 3, bptr, 5);
   656         } else {
   657             inserted = cxListInsertArray(list, 3, b, 5);
   658         }
   659         EXPECT_EQ(inserted, 5);
   660         EXPECT_EQ(*(int *) cxListAt(list, 0), 5);
   661         EXPECT_EQ(*(int *) cxListAt(list, 1), 47);
   662         EXPECT_EQ(*(int *) cxListAt(list, 2), 11);
   663         EXPECT_EQ(*(int *) cxListAt(list, 3), 9);
   664         EXPECT_EQ(*(int *) cxListAt(list, 4), 18);
   665         EXPECT_EQ(*(int *) cxListAt(list, 5), 72);
   666         EXPECT_EQ(*(int *) cxListAt(list, 6), 50);
   667         EXPECT_EQ(*(int *) cxListAt(list, 7), 7);
   668         EXPECT_EQ(*(int *) cxListAt(list, 8), 13);
   669         EXPECT_EQ(*(int *) cxListAt(list, 9), 42);
   670     }
   672     void verifyRemove(CxList *list) const {
   673         EXPECT_EQ(cxListRemove(list, 2), 0);
   674         EXPECT_EQ(cxListRemove(list, 4), 0);
   675         EXPECT_EQ(list->size, testdata_len - 2);
   676         EXPECT_GE(list->capacity, list->size);
   677         EXPECT_EQ(*(int *) cxListAt(list, 0), testdata.data[0]);
   678         EXPECT_EQ(*(int *) cxListAt(list, 1), testdata.data[1]);
   679         EXPECT_EQ(*(int *) cxListAt(list, 2), testdata.data[3]);
   680         EXPECT_EQ(*(int *) cxListAt(list, 3), testdata.data[4]);
   681         EXPECT_EQ(*(int *) cxListAt(list, 4), testdata.data[6]);
   683         EXPECT_EQ(cxListRemove(list, 0), 0);
   684         EXPECT_EQ(list->size, testdata_len - 3);
   685         EXPECT_GE(list->capacity, list->size);
   686         EXPECT_EQ(*(int *) cxListAt(list, 0), testdata.data[1]);
   687         EXPECT_EQ(*(int *) cxListAt(list, 1), testdata.data[3]);
   689         EXPECT_NE(cxListRemove(list, testdata_len), 0);
   690     }
   692     static void verifyClear(CxList *list) {
   693         cxListClear(list);
   694         EXPECT_EQ(0, list->size);
   695     }
   697     static unsigned destr_test_ctr;
   698     static int destr_last_value;
   700     static void simple_destr_test_fun(void *data) {
   701         auto ptr = (int *) data;
   702         destr_last_value = *ptr;
   703         *ptr = destr_last_value + 1;
   704         destr_test_ctr++;
   705     }
   707     static void advanced_destr_test_fun(
   708             [[maybe_unused]] void *u,
   709             void *data
   710     ) {
   711         simple_destr_test_fun(data);
   712     }
   714     void verifyAnyDestructor(CxList *list) {
   715         int off = cxListIsStoringPointers(list) ? 1 : 0;
   717         cxListRemove(list, 15);
   718         EXPECT_EQ(1, destr_test_ctr);
   719         EXPECT_EQ(testdata.data[15], destr_last_value + off);
   720         EXPECT_EQ(testdata_len - destr_test_ctr, list->size);
   721         cxListRemove(list, 47);
   722         EXPECT_EQ(2, destr_test_ctr);
   723         EXPECT_EQ(testdata.data[48], destr_last_value + off);
   724         EXPECT_EQ(testdata_len - destr_test_ctr, list->size);
   726         auto iter = cxListMutIteratorAt(list, 7);
   727         cxIteratorNext(iter);
   728         EXPECT_EQ(2, destr_test_ctr);
   729         EXPECT_EQ(testdata.data[48], destr_last_value + off);
   730         EXPECT_EQ(testdata_len - destr_test_ctr, list->size);
   731         cxIteratorFlagRemoval(iter);
   732         cxIteratorNext(iter);
   733         EXPECT_EQ(3, destr_test_ctr);
   734         EXPECT_EQ(testdata.data[8], destr_last_value + off);
   735         EXPECT_EQ(testdata_len - destr_test_ctr, list->size);
   737         iter = cxListMutBackwardsIteratorAt(list, 5);
   738         cxIteratorNext(iter);
   739         EXPECT_EQ(3, destr_test_ctr);
   740         EXPECT_EQ(testdata.data[8], destr_last_value + off);
   741         EXPECT_EQ(testdata_len - destr_test_ctr, list->size);
   742         cxIteratorFlagRemoval(iter);
   743         cxIteratorNext(iter);
   744         EXPECT_EQ(4, destr_test_ctr);
   745         EXPECT_EQ(testdata.data[4], destr_last_value + off);
   746         EXPECT_EQ(testdata_len - destr_test_ctr, list->size);
   748         cxListClear(list);
   749         EXPECT_EQ(testdata_len, destr_test_ctr);
   750         EXPECT_EQ(testdata.data[testdata_len - 1], destr_last_value + off);
   753     }
   755     void verifySimpleDestructor(CxList *list) {
   756         destr_test_ctr = 0;
   757         list->content_destructor_type = CX_DESTRUCTOR_SIMPLE;
   758         list->simple_destructor = simple_destr_test_fun;
   759         verifyAnyDestructor(list);
   760     }
   762     void verifyAdvancedDestructor(CxList *list) {
   763         destr_test_ctr = 0;
   764         list->content_destructor_type = CX_DESTRUCTOR_ADVANCED;
   765         list->advanced_destructor.func = advanced_destr_test_fun;
   766         verifyAnyDestructor(list);
   767     }
   769     static void verifySwap(CxList *list) {
   770         ASSERT_EQ(list->size, 0);
   772         int original[16] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
   773         int swapped[16] = {8, 4, 14, 3, 1, 5, 9, 12, 0, 6, 11, 10, 7, 15, 2, 13};
   775         // we have to add the items one by one, because it could be a pointer list
   776         cx_for_n(i, 16) {
   777             cxListAdd(list, &original[i]);
   778         }
   780         int result;
   782         // execute the test two times with different item sizes
   783         result = cxListSwap(list, 1, 4);
   784         EXPECT_EQ(0, result);
   785         result = cxListSwap(list, 2, 14);
   786         EXPECT_EQ(0, result);
   787         result = cxListSwap(list, 9, 6);
   788         EXPECT_EQ(0, result);
   789         result = cxListSwap(list, 3, 3);
   790         EXPECT_EQ(0, result);
   791         result = cxListSwap(list, 10, 11);
   792         EXPECT_EQ(0, result);
   793         result = cxListSwap(list, 8, 0);
   794         EXPECT_EQ(0, result);
   795         result = cxListSwap(list, 7, 12);
   796         EXPECT_EQ(0, result);
   797         result = cxListSwap(list, 13, 15);
   798         EXPECT_EQ(0, result);
   800         result = cxListSwap(list, 5, 16);
   801         EXPECT_NE(0, result);
   802         result = cxListSwap(list, 16, 6);
   803         EXPECT_NE(0, result);
   804         result = cxListSwap(list, 16, 17);
   805         EXPECT_NE(0, result);
   807         auto iter = cxListIterator(list);
   808         cx_foreach(int*, e, iter) {
   809             EXPECT_EQ(*e, swapped[iter.index]);
   810         }
   811         iter = cxListBackwardsIterator(list);
   812         cx_foreach(int*, e, iter) {
   813             EXPECT_EQ(*e, swapped[iter.index]);
   814         }
   815     }
   817     void verifyAt(CxList *list) const {
   818         auto len = testdata_len;
   819         EXPECT_EQ(list->size, len);
   820         cx_for_n (i, len) {
   821             EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   822         }
   823         EXPECT_EQ(cxListAt(list, list->size), nullptr);
   824     }
   826     void verifyFind(CxList *list) const {
   827         cx_for_n (attempt, 25) {
   828             size_t exp = rand() % testdata_len; // NOLINT(cert-msc50-cpp)
   829             int val = testdata.data[exp];
   830             // randomly picked number could occur earlier in list - find first position
   831             cx_for_n (i, exp) {
   832                 if (testdata.data[i] == val) {
   833                     exp = i;
   834                     break;
   835                 }
   836             }
   837             EXPECT_EQ(cxListFind(list, &val), exp);
   838         }
   840         int notinlist = -1;
   841         EXPECT_EQ(list->size, cxListFind(list, &notinlist));
   842     }
   844     void verifySort(CxList *list) const {
   845         std::array<int, testdata_len> expected{};
   846         std::partial_sort_copy(testdata.data.begin(), testdata.data.end(), expected.begin(), expected.end());
   847         cxListSort(list);
   848         cx_for_n (i, testdata_len) ASSERT_EQ(*(int *) cxListAt(list, i), expected[i]);
   849     }
   851     void verifyIterator(CxList *list) const {
   852         auto iter = cxListIterator(list);
   853         size_t i = 0;
   854         cx_foreach(int*, x, iter) {
   855             ASSERT_EQ(i, iter.index);
   856             EXPECT_EQ(*x, testdata.data[iter.index]);
   857             i++;
   858         }
   859         ASSERT_EQ(i, list->size);
   860         iter = cxListBackwardsIterator(list);
   861         cx_foreach(int*, x, iter) {
   862             ASSERT_EQ(i - 1, iter.index);
   863             EXPECT_EQ(*x, testdata.data[iter.index]);
   864             i--;
   865         }
   866         ASSERT_EQ(i, 0);
   867         auto len = testdata_len;
   868         i = len / 2;
   869         auto mut_iter = cxListMutIteratorAt(list, i);
   870         size_t j = 0;
   871         cx_foreach(int*, x, mut_iter) {
   872             ASSERT_EQ(mut_iter.index, len / 2 + j / 2);
   873             ASSERT_EQ(*x, testdata.data[i]);
   874             if (i % 2 == 1) cxIteratorFlagRemoval(mut_iter);
   875             i++;
   876             j++;
   877         }
   878         ASSERT_EQ(i, len);
   879         i = len / 2;
   880         j = 0;
   881         mut_iter = cxListMutBackwardsIteratorAt(list, i - 1);
   882         cx_foreach(int*, x, mut_iter) {
   883             ASSERT_EQ(mut_iter.index, len / 2 - 1 - j);
   884             ASSERT_EQ(*x, testdata.data[i - 1]);
   885             if (i % 2 == 0) cxIteratorFlagRemoval(mut_iter);
   886             i--;
   887             j++;
   888         }
   889         ASSERT_EQ(i, 0);
   890         ASSERT_EQ(list->size, len / 2);
   891         cx_for_n(j, len / 2) ASSERT_EQ(*(int *) cxListAt(list, j), testdata.data[j * 2]);
   892     }
   894     static void verifyInsertViaIterator(CxList *list) {
   895         int newdata[] = {10, 20, 30, 40, 50};
   897         auto iter = cxListMutIteratorAt(list, 2);
   898         EXPECT_TRUE(cxIteratorValid(iter));
   899         EXPECT_EQ(iter.index, 2);
   900         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   901         cxListInsertAfter(&iter, &newdata[0]);
   902         EXPECT_TRUE(cxIteratorValid(iter));
   903         EXPECT_EQ(iter.index, 2);
   904         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   905         cxListInsertBefore(&iter, &newdata[1]);
   906         EXPECT_TRUE(cxIteratorValid(iter));
   907         EXPECT_EQ(iter.index, 3);
   908         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   910         iter = cxListMutIterator(list);
   911         cxListInsertBefore(&iter, &newdata[2]);
   912         EXPECT_TRUE(cxIteratorValid(iter));
   913         EXPECT_EQ(iter.index, 1);
   914         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 0);
   915         iter = cxListMutIteratorAt(list, list->size);
   916         cxListInsertBefore(&iter, &newdata[3]);
   917         EXPECT_FALSE(cxIteratorValid(iter));
   918         EXPECT_EQ(iter.index, 9);
   919         iter = cxListMutIteratorAt(list, list->size);
   920         cxListInsertAfter(&iter, &newdata[4]);
   921         EXPECT_FALSE(cxIteratorValid(iter));
   922         EXPECT_EQ(iter.index, 10);
   924         int expdata[] = {30, 0, 1, 20, 2, 10, 3, 4, 40, 50};
   925         cx_for_n (j, 10) EXPECT_EQ(*(int *) cxListAt(list, j), expdata[j]);
   926     }
   928     void verifyReverse(CxList *list) const {
   929         cxListReverse(list);
   930         cx_for_n(i, testdata_len) {
   931             ASSERT_EQ(*(int *) cxListAt(list, i), testdata.data[testdata_len - 1 - i]);
   932         }
   933     }
   935     static void verifyCompare(
   936             CxList *left,
   937             CxList *right
   938     ) {
   939         EXPECT_EQ(cxListCompare(left, right), 0);
   940         int x = 42;
   941         cxListAdd(left, &x);
   942         ASSERT_GT(left->size, right->size);
   943         EXPECT_GT(cxListCompare(left, right), 0);
   944         EXPECT_LT(cxListCompare(right, left), 0);
   945         cxListAdd(right, &x);
   946         ASSERT_EQ(left->size, right->size);
   947         EXPECT_EQ(cxListCompare(left, right), 0);
   948         int a = 5, b = 10;
   949         cxListInsert(left, 15, &a);
   950         cxListInsert(right, 15, &b);
   951         ASSERT_EQ(left->size, right->size);
   952         EXPECT_LT(cxListCompare(left, right), 0);
   953         EXPECT_GT(cxListCompare(right, left), 0);
   954         *(int *) cxListAt(left, 15) = 10;
   955         EXPECT_EQ(cxListCompare(left, right), 0);
   956     }
   957 };
   959 unsigned HighLevelTest::destr_test_ctr = 0;
   960 int HighLevelTest::destr_last_value = 0;
   962 class LinkedList : public HighLevelTest {
   963 };
   965 class PointerLinkedList : public HighLevelTest {
   966 };
   968 class ArrayList : public HighLevelTest {
   969 };
   971 TEST_F(PointerLinkedList, cxListStorePointers) {
   972     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, 47));
   973     EXPECT_FALSE(cxListIsStoringPointers(list));
   974     cxListStorePointers(list);
   975     EXPECT_EQ(list->itemsize, sizeof(void *));
   976     EXPECT_NE(list->cl, nullptr);
   977     EXPECT_NE(list->climpl, nullptr);
   978     EXPECT_TRUE(cxListIsStoringPointers(list));
   979     cxListStoreObjects(list);
   980     EXPECT_NE(list->cl, nullptr);
   981     EXPECT_EQ(list->climpl, nullptr);
   982     EXPECT_FALSE(cxListIsStoringPointers(list));
   983 }
   985 TEST_F(LinkedList, cxLinkedListCreate) {
   986     CxList *list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
   987     ASSERT_NE(list, nullptr);
   988     EXPECT_EQ(list->itemsize, sizeof(int));
   989     EXPECT_EQ(list->capacity, (size_t) -1);
   990     EXPECT_EQ(list->content_destructor_type, CX_DESTRUCTOR_NONE);
   991     EXPECT_EQ(list->size, 0);
   992     EXPECT_EQ(list->allocator, &testingAllocator);
   993     EXPECT_EQ(list->cmpfunc, cx_cmp_int);
   994     EXPECT_FALSE(cxListIsStoringPointers(list));
   995 }
   997 TEST_F(LinkedList, cxLinkedListCreateSimple) {
   998     CxList *list = autofree(cxLinkedListCreateSimple(sizeof(int)));
   999     ASSERT_NE(list, nullptr);
  1000     EXPECT_EQ(list->itemsize, sizeof(int));
  1001     EXPECT_EQ(list->capacity, (size_t) -1);
  1002     EXPECT_EQ(list->cmpfunc, nullptr);
  1003     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1004     EXPECT_FALSE(cxListIsStoringPointers(list));
  1007 TEST_F(LinkedList, cxLinkedListCreateSimpleForPointers) {
  1008     CxList *list = autofree(cxLinkedListCreateSimple(CX_STORE_POINTERS));
  1009     ASSERT_NE(list, nullptr);
  1010     EXPECT_EQ(list->itemsize, sizeof(void *));
  1011     EXPECT_EQ(list->capacity, (size_t) -1);
  1012     EXPECT_EQ(list->cmpfunc, nullptr);
  1013     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1014     EXPECT_TRUE(cxListIsStoringPointers(list));
  1017 TEST_F(ArrayList, cxArrayListCreate) {
  1018     CxList *list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 8));
  1019     ASSERT_NE(list, nullptr);
  1020     EXPECT_EQ(list->itemsize, sizeof(int));
  1021     EXPECT_EQ(list->capacity, 8);
  1022     EXPECT_EQ(list->content_destructor_type, CX_DESTRUCTOR_NONE);
  1023     EXPECT_EQ(list->size, 0);
  1024     EXPECT_EQ(list->allocator, &testingAllocator);
  1025     EXPECT_EQ(list->cmpfunc, cx_cmp_int);
  1026     EXPECT_FALSE(cxListIsStoringPointers(list));
  1029 TEST_F(ArrayList, cxArrayListCreateSimple) {
  1030     CxList *list = autofree(cxArrayListCreateSimple(sizeof(int), 8));
  1031     ASSERT_NE(list, nullptr);
  1032     EXPECT_EQ(list->cmpfunc, nullptr);
  1033     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1034     EXPECT_EQ(list->itemsize, sizeof(int));
  1035     EXPECT_EQ(list->capacity, 8);
  1036     EXPECT_FALSE(cxListIsStoringPointers(list));
  1039 TEST_F(ArrayList, cxArrayListCreateSimpleForPointers) {
  1040     CxList *list = autofree(cxArrayListCreateSimple(CX_STORE_POINTERS, 8));
  1041     ASSERT_NE(list, nullptr);
  1042     EXPECT_EQ(list->cmpfunc, nullptr);
  1043     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1044     EXPECT_EQ(list->itemsize, sizeof(void *));
  1045     EXPECT_EQ(list->capacity, 8);
  1046     EXPECT_TRUE(cxListIsStoringPointers(list));
  1049 TEST_F(LinkedList, cxListAdd) {
  1050     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
  1051     verifyAdd(list, false);
  1054 TEST_F(PointerLinkedList, cxListAdd) {
  1055     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS));
  1056     verifyAdd(list, true);
  1059 TEST_F(ArrayList, cxListAdd) {
  1060     auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 8));
  1061     verifyAdd(list, false);
  1064 TEST_F(LinkedList, cxListInsert) {
  1065     verifyInsert(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1068 TEST_F(PointerLinkedList, cxListInsert) {
  1069     verifyInsert(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1072 TEST_F(ArrayList, cxListInsert) {
  1073     verifyInsert(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 2)));
  1076 TEST_F(LinkedList, cxListInsertArray) {
  1077     verifyInsertArray(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1080 TEST_F(PointerLinkedList, cxListInsertArray) {
  1081     verifyInsertArray(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)), true);
  1084 TEST_F(ArrayList, cxListInsertArray) {
  1085     verifyInsertArray(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 4)));
  1088 TEST_F(LinkedList, cxListRemove) {
  1089     verifyRemove(linkedListFromTestData());
  1092 TEST_F(PointerLinkedList, cxListRemove) {
  1093     verifyRemove(pointerLinkedListFromTestData());
  1096 TEST_F(ArrayList, cxListRemove) {
  1097     verifyRemove(arrayListFromTestData());
  1100 TEST_F(LinkedList, cxListClear) {
  1101     verifyClear(linkedListFromTestData());
  1104 TEST_F(PointerLinkedList, cxListClear) {
  1105     verifyClear(pointerLinkedListFromTestData());
  1108 TEST_F(ArrayList, cxListClear) {
  1109     verifyClear(arrayListFromTestData());
  1112 TEST_F(LinkedList, cxListSwap) {
  1113     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1116 TEST_F(PointerLinkedList, cxListSwap) {
  1117     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1120 TEST_F(ArrayList, cxListSwap) {
  1121     verifySwap(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 16)));
  1124 TEST_F(LinkedList, cxListSwapNoSBO) {
  1125     CX_DISABLE_LINKED_LIST_SWAP_SBO = true;
  1126     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1127     CX_DISABLE_LINKED_LIST_SWAP_SBO = false;
  1130 TEST_F(PointerLinkedList, cxListSwapNoSBO) {
  1131     CX_DISABLE_LINKED_LIST_SWAP_SBO = true;
  1132     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1133     CX_DISABLE_LINKED_LIST_SWAP_SBO = false;
  1136 TEST_F(ArrayList, cxListSwapNoSBO) {
  1137     CX_DISABLE_LINKED_LIST_SWAP_SBO = true;
  1138     verifySwap(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 16)));
  1139     CX_DISABLE_LINKED_LIST_SWAP_SBO = false;
  1142 TEST_F(LinkedList, cxListAt) {
  1143     verifyAt(linkedListFromTestData());
  1146 TEST_F(PointerLinkedList, cxListAt) {
  1147     verifyAt(pointerLinkedListFromTestData());
  1150 TEST_F(ArrayList, cxListAt) {
  1151     verifyAt(arrayListFromTestData());
  1154 TEST_F(LinkedList, cxListFind) {
  1155     verifyFind(linkedListFromTestData());
  1158 TEST_F(PointerLinkedList, cxListFind) {
  1159     verifyFind(pointerLinkedListFromTestData());
  1162 TEST_F(ArrayList, cxListFind) {
  1163     verifyFind(arrayListFromTestData());
  1166 TEST_F(LinkedList, cxListSort) {
  1167     verifySort(linkedListFromTestData());
  1170 TEST_F(PointerLinkedList, cxListSort) {
  1171     verifySort(pointerLinkedListFromTestData());
  1174 TEST_F(ArrayList, cxListSort) {
  1175     verifySort(arrayListFromTestData());
  1178 TEST_F(LinkedList, Iterator) {
  1179     verifyIterator(linkedListFromTestData());
  1182 TEST_F(PointerLinkedList, Iterator) {
  1183     verifyIterator(pointerLinkedListFromTestData());
  1186 TEST_F(ArrayList, Iterator) {
  1187     verifyIterator(arrayListFromTestData());
  1190 TEST_F(LinkedList, InsertViaIterator) {
  1191     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1192     CxList *list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
  1193     cxListAddArray(list, fivenums, 5);
  1194     verifyInsertViaIterator(list);
  1197 TEST_F(PointerLinkedList, InsertViaIterator) {
  1198     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1199     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS));
  1200     // note: cannot use cxListAddArray() because we don't have a list of pointers
  1201     cx_for_n(i, 5) cxListAdd(list, &fivenums[i]);
  1202     verifyInsertViaIterator(list);
  1205 TEST_F(ArrayList, InsertViaIterator) {
  1206     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1207     auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 4));
  1208     cxListAddArray(list, fivenums, 5);
  1209     verifyInsertViaIterator(list);
  1212 TEST_F(LinkedList, cxListReverse) {
  1213     verifyReverse(linkedListFromTestData());
  1216 TEST_F(PointerLinkedList, cxListReverse) {
  1217     verifyReverse(pointerLinkedListFromTestData());
  1220 TEST_F(ArrayList, cxListReverse) {
  1221     verifyReverse(arrayListFromTestData());
  1224 TEST_F(LinkedList, cxListCompare) {
  1225     auto left = linkedListFromTestData();
  1226     auto right = linkedListFromTestData();
  1227     verifyCompare(left, right);
  1230 TEST_F(LinkedList, cxListCompareWithPtrList) {
  1231     auto left = linkedListFromTestData();
  1232     auto right = pointerLinkedListFromTestData();
  1233     verifyCompare(left, right);
  1236 TEST_F(LinkedList, cxListCompareWithArrayList) {
  1237     auto left = linkedListFromTestData();
  1238     auto right = arrayListFromTestData();
  1239     verifyCompare(left, right);
  1242 TEST_F(PointerLinkedList, cxListCompare) {
  1243     auto left = pointerLinkedListFromTestData();
  1244     auto right = pointerLinkedListFromTestData();
  1245     verifyCompare(left, right);
  1248 TEST_F(PointerLinkedList, cxListCompareWithNormalList) {
  1249     auto left = pointerLinkedListFromTestData();
  1250     auto right = linkedListFromTestData();
  1251     verifyCompare(left, right);
  1254 TEST_F(PointerLinkedList, cxListCompareWithArrayList) {
  1255     auto left = pointerLinkedListFromTestData();
  1256     auto right = arrayListFromTestData();
  1257     verifyCompare(left, right);
  1260 TEST_F(ArrayList, cxListCompare) {
  1261     auto left = arrayListFromTestData();
  1262     auto right = arrayListFromTestData();
  1263     verifyCompare(left, right);
  1266 TEST_F(ArrayList, cxListCompareWithPtrList) {
  1267     auto left = arrayListFromTestData();
  1268     auto right = pointerLinkedListFromTestData();
  1269     verifyCompare(left, right);
  1272 TEST_F(ArrayList, cxListCompareWithNormalList) {
  1273     auto left = arrayListFromTestData();
  1274     auto right = linkedListFromTestData();
  1275     verifyCompare(left, right);
  1278 TEST_F(LinkedList, SimpleDestructor) {
  1279     verifySimpleDestructor(linkedListFromTestData());
  1282 TEST_F(PointerLinkedList, SimpleDestructor) {
  1283     verifySimpleDestructor(pointerLinkedListFromTestData());
  1286 TEST_F(ArrayList, SimpleDestructor) {
  1287     verifySimpleDestructor(arrayListFromTestData());
  1290 TEST_F(LinkedList, AdvancedDestructor) {
  1291     verifyAdvancedDestructor(linkedListFromTestData());
  1294 TEST_F(PointerLinkedList, AdvancedDestructor) {
  1295     verifyAdvancedDestructor(pointerLinkedListFromTestData());
  1298 TEST_F(ArrayList, AdvancedDestructor) {
  1299     verifyAdvancedDestructor(arrayListFromTestData());
  1302 TEST_F(PointerLinkedList, DestroyNoDestructor) {
  1303     void *item = cxMalloc(&testingAllocator, sizeof(int));
  1304     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1305     cxListAdd(list, item);
  1306     ASSERT_FALSE(testingAllocator.verify());
  1307     cxListDestroy(list);
  1308     EXPECT_FALSE(testingAllocator.verify());
  1309     cxFree(&testingAllocator, item);
  1310     EXPECT_TRUE(testingAllocator.verify());
  1313 TEST_F(PointerLinkedList, DestroySimpleDestructor) {
  1314     int item = 0;
  1315     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1316     list->content_destructor_type = CX_DESTRUCTOR_SIMPLE;
  1317     list->simple_destructor = [](void *elem) { *(int *) elem = 42; };
  1318     cxListAdd(list, &item);
  1319     cxListDestroy(list);
  1320     EXPECT_EQ(item, 42);
  1323 TEST_F(PointerLinkedList, DestroyAdvancedDestructor) {
  1324     void *item = cxMalloc(&testingAllocator, sizeof(int));
  1325     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1326     list->content_destructor_type = CX_DESTRUCTOR_ADVANCED;
  1327     list->advanced_destructor.data = &testingAllocator;
  1328     list->advanced_destructor.func = (cx_destructor_func2) cxFree;
  1329     cxListAdd(list, item);
  1330     ASSERT_FALSE(testingAllocator.verify());
  1331     cxListDestroy(list);
  1332     EXPECT_TRUE(testingAllocator.verify());

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