tests/test_list.cpp

Sun, 09 Apr 2023 19:03:58 +0200

author
Mike Becker <universe@uap-core.de>
date
Sun, 09 Apr 2023 19:03:58 +0200
changeset 677
b09aae58bba4
parent 672
55d8fdd38ca4
child 679
022fbd4bc057
permissions
-rw-r--r--

refactoring of collections to make use of destructors in map implementations

     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(cxListSize(list), len);
   596         cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   597         cx_for_n (i, len) ++testdata.data[i];
   598         if (as_pointer) {
   599             cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   600         } else {
   601             cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i] - 1);
   602         }
   603     }
   605     static void verifyInsert(CxList *list) {
   606         int a = 5, b = 47, c = 13, d = 42;
   608         EXPECT_NE(cxListInsert(list, 1, &a), 0);
   609         EXPECT_EQ(cxListSize(list), 0);
   610         EXPECT_EQ(cxListInsert(list, 0, &a), 0);
   611         EXPECT_EQ(cxListSize(list), 1);
   612         EXPECT_EQ(cxListInsert(list, 0, &b), 0);
   613         EXPECT_EQ(cxListSize(list), 2);
   614         EXPECT_EQ(cxListInsert(list, 1, &c), 0);
   615         EXPECT_EQ(cxListSize(list), 3);
   616         EXPECT_EQ(cxListInsert(list, 3, &d), 0);
   618         ASSERT_EQ(cxListSize(list), 4);
   620         EXPECT_EQ(*(int *) cxListAt(list, 0), 47);
   621         EXPECT_EQ(*(int *) cxListAt(list, 1), 13);
   622         EXPECT_EQ(*(int *) cxListAt(list, 2), 5);
   623         EXPECT_EQ(*(int *) cxListAt(list, 3), 42);
   624     }
   626     static void verifyInsertArray(
   627             CxList *list,
   628             bool pointers = false
   629     ) {
   630         int a[5] = {5, 47, 11, 13, 42};
   631         int b[5] = {9, 18, 72, 50, 7};
   632         int *aptr[5];
   633         int *bptr[5];
   634         cx_for_n(i, 5) {
   635             aptr[i] = &a[i];
   636             bptr[i] = &b[i];
   637         }
   639         size_t inserted;
   641         if (pointers) {
   642             inserted = cxListInsertArray(list, 0, aptr, 5);
   643         } else {
   644             inserted = cxListInsertArray(list, 0, a, 5);
   645         }
   646         EXPECT_EQ(inserted, 5);
   647         EXPECT_EQ(*(int *) cxListAt(list, 0), 5);
   648         EXPECT_EQ(*(int *) cxListAt(list, 1), 47);
   649         EXPECT_EQ(*(int *) cxListAt(list, 2), 11);
   650         EXPECT_EQ(*(int *) cxListAt(list, 3), 13);
   651         EXPECT_EQ(*(int *) cxListAt(list, 4), 42);
   652         if (pointers) {
   653             inserted = cxListInsertArray(list, 3, bptr, 5);
   654         } else {
   655             inserted = cxListInsertArray(list, 3, b, 5);
   656         }
   657         EXPECT_EQ(inserted, 5);
   658         EXPECT_EQ(*(int *) cxListAt(list, 0), 5);
   659         EXPECT_EQ(*(int *) cxListAt(list, 1), 47);
   660         EXPECT_EQ(*(int *) cxListAt(list, 2), 11);
   661         EXPECT_EQ(*(int *) cxListAt(list, 3), 9);
   662         EXPECT_EQ(*(int *) cxListAt(list, 4), 18);
   663         EXPECT_EQ(*(int *) cxListAt(list, 5), 72);
   664         EXPECT_EQ(*(int *) cxListAt(list, 6), 50);
   665         EXPECT_EQ(*(int *) cxListAt(list, 7), 7);
   666         EXPECT_EQ(*(int *) cxListAt(list, 8), 13);
   667         EXPECT_EQ(*(int *) cxListAt(list, 9), 42);
   668     }
   670     void verifyRemove(CxList *list) const {
   671         EXPECT_EQ(cxListRemove(list, 2), 0);
   672         EXPECT_EQ(cxListRemove(list, 4), 0);
   673         EXPECT_EQ(cxListSize(list), testdata_len - 2);
   674         EXPECT_EQ(*(int *) cxListAt(list, 0), testdata.data[0]);
   675         EXPECT_EQ(*(int *) cxListAt(list, 1), testdata.data[1]);
   676         EXPECT_EQ(*(int *) cxListAt(list, 2), testdata.data[3]);
   677         EXPECT_EQ(*(int *) cxListAt(list, 3), testdata.data[4]);
   678         EXPECT_EQ(*(int *) cxListAt(list, 4), testdata.data[6]);
   680         EXPECT_EQ(cxListRemove(list, 0), 0);
   681         EXPECT_EQ(cxListSize(list), testdata_len - 3);
   682         EXPECT_EQ(*(int *) cxListAt(list, 0), testdata.data[1]);
   683         EXPECT_EQ(*(int *) cxListAt(list, 1), testdata.data[3]);
   685         EXPECT_NE(cxListRemove(list, testdata_len), 0);
   686     }
   688     static void verifyClear(CxList *list) {
   689         cxListClear(list);
   690         EXPECT_EQ(0, cxListSize(list));
   691     }
   693     static unsigned destr_test_ctr;
   694     static int destr_last_value;
   696     static void simple_destr_test_fun(void *data) {
   697         auto ptr = (int *) data;
   698         destr_last_value = *ptr;
   699         *ptr = destr_last_value + 1;
   700         destr_test_ctr++;
   701     }
   703     static void advanced_destr_test_fun(
   704             [[maybe_unused]] void *u,
   705             void *data
   706     ) {
   707         simple_destr_test_fun(data);
   708     }
   710     void verifyAnyDestructor(CxList *list) {
   711         int off = cxListIsStoringPointers(list) ? 1 : 0;
   713         cxListRemove(list, 15);
   714         EXPECT_EQ(1, destr_test_ctr);
   715         EXPECT_EQ(testdata.data[15], destr_last_value + off);
   716         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   717         cxListRemove(list, 47);
   718         EXPECT_EQ(2, destr_test_ctr);
   719         EXPECT_EQ(testdata.data[48], destr_last_value + off);
   720         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   722         auto iter = cxListMutIteratorAt(list, 7);
   723         cxIteratorNext(iter);
   724         EXPECT_EQ(2, destr_test_ctr);
   725         EXPECT_EQ(testdata.data[48], destr_last_value + off);
   726         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   727         cxIteratorFlagRemoval(iter);
   728         cxIteratorNext(iter);
   729         EXPECT_EQ(3, destr_test_ctr);
   730         EXPECT_EQ(testdata.data[8], destr_last_value + off);
   731         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   733         iter = cxListMutBackwardsIteratorAt(list, 5);
   734         cxIteratorNext(iter);
   735         EXPECT_EQ(3, destr_test_ctr);
   736         EXPECT_EQ(testdata.data[8], destr_last_value + off);
   737         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   738         cxIteratorFlagRemoval(iter);
   739         cxIteratorNext(iter);
   740         EXPECT_EQ(4, destr_test_ctr);
   741         EXPECT_EQ(testdata.data[4], destr_last_value + off);
   742         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   744         cxListClear(list);
   745         EXPECT_EQ(testdata_len, destr_test_ctr);
   746         EXPECT_EQ(testdata.data[testdata_len - 1], destr_last_value + off);
   749     }
   751     void verifySimpleDestructor(CxList *list) {
   752         destr_test_ctr = 0;
   753         list->simple_destructor = simple_destr_test_fun;
   754         verifyAnyDestructor(list);
   755     }
   757     void verifyAdvancedDestructor(CxList *list) {
   758         destr_test_ctr = 0;
   759         list->advanced_destructor = advanced_destr_test_fun;
   760         verifyAnyDestructor(list);
   761     }
   763     static void verifySwap(CxList *list) {
   764         ASSERT_EQ(cxListSize(list), 0);
   766         int original[16] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
   767         int swapped[16] = {8, 4, 14, 3, 1, 5, 9, 12, 0, 6, 11, 10, 7, 15, 2, 13};
   769         // we have to add the items one by one, because it could be a pointer list
   770         cx_for_n(i, 16) {
   771             cxListAdd(list, &original[i]);
   772         }
   774         int result;
   776         // execute the test two times with different item sizes
   777         result = cxListSwap(list, 1, 4);
   778         EXPECT_EQ(0, result);
   779         result = cxListSwap(list, 2, 14);
   780         EXPECT_EQ(0, result);
   781         result = cxListSwap(list, 9, 6);
   782         EXPECT_EQ(0, result);
   783         result = cxListSwap(list, 3, 3);
   784         EXPECT_EQ(0, result);
   785         result = cxListSwap(list, 10, 11);
   786         EXPECT_EQ(0, result);
   787         result = cxListSwap(list, 8, 0);
   788         EXPECT_EQ(0, result);
   789         result = cxListSwap(list, 7, 12);
   790         EXPECT_EQ(0, result);
   791         result = cxListSwap(list, 13, 15);
   792         EXPECT_EQ(0, result);
   794         result = cxListSwap(list, 5, 16);
   795         EXPECT_NE(0, result);
   796         result = cxListSwap(list, 16, 6);
   797         EXPECT_NE(0, result);
   798         result = cxListSwap(list, 16, 17);
   799         EXPECT_NE(0, result);
   801         auto iter = cxListIterator(list);
   802         cx_foreach(int*, e, iter) {
   803             EXPECT_EQ(*e, swapped[iter.index]);
   804         }
   805         iter = cxListBackwardsIterator(list);
   806         cx_foreach(int*, e, iter) {
   807             EXPECT_EQ(*e, swapped[iter.index]);
   808         }
   809     }
   811     void verifyAt(CxList *list) const {
   812         auto len = testdata_len;
   813         EXPECT_EQ(cxListSize(list), len);
   814         cx_for_n (i, len) {
   815             EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   816         }
   817         EXPECT_EQ(cxListAt(list, cxListSize(list)), nullptr);
   818     }
   820     void verifyFind(CxList *list) const {
   821         cx_for_n (attempt, 25) {
   822             size_t exp = rand() % testdata_len; // NOLINT(cert-msc50-cpp)
   823             int val = testdata.data[exp];
   824             // randomly picked number could occur earlier in list - find first position
   825             cx_for_n (i, exp) {
   826                 if (testdata.data[i] == val) {
   827                     exp = i;
   828                     break;
   829                 }
   830             }
   831             EXPECT_EQ(cxListFind(list, &val), exp);
   832         }
   834         int notinlist = -1;
   835         EXPECT_EQ(cxListSize(list), cxListFind(list, &notinlist));
   836     }
   838     void verifySort(CxList *list) const {
   839         std::array<int, testdata_len> expected{};
   840         std::partial_sort_copy(testdata.data.begin(), testdata.data.end(), expected.begin(), expected.end());
   841         cxListSort(list);
   842         cx_for_n (i, testdata_len) ASSERT_EQ(*(int *) cxListAt(list, i), expected[i]);
   843     }
   845     void verifyIterator(CxList *list) const {
   846         auto iter = cxListIterator(list);
   847         size_t i = 0;
   848         cx_foreach(int*, x, iter) {
   849             ASSERT_EQ(i, iter.index);
   850             EXPECT_EQ(*x, testdata.data[iter.index]);
   851             i++;
   852         }
   853         ASSERT_EQ(i, cxListSize(list));
   854         iter = cxListBackwardsIterator(list);
   855         cx_foreach(int*, x, iter) {
   856             ASSERT_EQ(i - 1, iter.index);
   857             EXPECT_EQ(*x, testdata.data[iter.index]);
   858             i--;
   859         }
   860         ASSERT_EQ(i, 0);
   861         auto len = testdata_len;
   862         i = len / 2;
   863         auto mut_iter = cxListMutIteratorAt(list, i);
   864         size_t j = 0;
   865         cx_foreach(int*, x, mut_iter) {
   866             ASSERT_EQ(mut_iter.index, len / 2 + j / 2);
   867             ASSERT_EQ(*x, testdata.data[i]);
   868             if (i % 2 == 1) cxIteratorFlagRemoval(mut_iter);
   869             i++;
   870             j++;
   871         }
   872         ASSERT_EQ(i, len);
   873         i = len / 2;
   874         j = 0;
   875         mut_iter = cxListMutBackwardsIteratorAt(list, i - 1);
   876         cx_foreach(int*, x, mut_iter) {
   877             ASSERT_EQ(mut_iter.index, len / 2 - 1 - j);
   878             ASSERT_EQ(*x, testdata.data[i - 1]);
   879             if (i % 2 == 0) cxIteratorFlagRemoval(mut_iter);
   880             i--;
   881             j++;
   882         }
   883         ASSERT_EQ(i, 0);
   884         ASSERT_EQ(cxListSize(list), len / 2);
   885         cx_for_n(j, len / 2) ASSERT_EQ(*(int *) cxListAt(list, j), testdata.data[j * 2]);
   886     }
   888     static void verifyInsertViaIterator(CxList *list) {
   889         int newdata[] = {10, 20, 30, 40, 50};
   891         auto iter = cxListMutIteratorAt(list, 2);
   892         EXPECT_TRUE(cxIteratorValid(iter));
   893         EXPECT_EQ(iter.index, 2);
   894         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   895         cxListInsertAfter(&iter, &newdata[0]);
   896         EXPECT_TRUE(cxIteratorValid(iter));
   897         EXPECT_EQ(iter.index, 2);
   898         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   899         cxListInsertBefore(&iter, &newdata[1]);
   900         EXPECT_TRUE(cxIteratorValid(iter));
   901         EXPECT_EQ(iter.index, 3);
   902         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   904         iter = cxListMutIterator(list);
   905         cxListInsertBefore(&iter, &newdata[2]);
   906         EXPECT_TRUE(cxIteratorValid(iter));
   907         EXPECT_EQ(iter.index, 1);
   908         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 0);
   909         iter = cxListMutIteratorAt(list, cxListSize(list));
   910         cxListInsertBefore(&iter, &newdata[3]);
   911         EXPECT_FALSE(cxIteratorValid(iter));
   912         EXPECT_EQ(iter.index, 9);
   913         iter = cxListMutIteratorAt(list, cxListSize(list));
   914         cxListInsertAfter(&iter, &newdata[4]);
   915         EXPECT_FALSE(cxIteratorValid(iter));
   916         EXPECT_EQ(iter.index, 10);
   918         int expdata[] = {30, 0, 1, 20, 2, 10, 3, 4, 40, 50};
   919         cx_for_n (j, 10) EXPECT_EQ(*(int *) cxListAt(list, j), expdata[j]);
   920     }
   922     void verifyReverse(CxList *list) const {
   923         cxListReverse(list);
   924         cx_for_n(i, testdata_len) {
   925             ASSERT_EQ(*(int *) cxListAt(list, i), testdata.data[testdata_len - 1 - i]);
   926         }
   927     }
   929     static void verifyCompare(
   930             CxList *left,
   931             CxList *right
   932     ) {
   933         EXPECT_EQ(cxListCompare(left, right), 0);
   934         int x = 42;
   935         cxListAdd(left, &x);
   936         ASSERT_GT(cxListSize(left), cxListSize(right));
   937         EXPECT_GT(cxListCompare(left, right), 0);
   938         EXPECT_LT(cxListCompare(right, left), 0);
   939         cxListAdd(right, &x);
   940         ASSERT_EQ(cxListSize(left), cxListSize(right));
   941         EXPECT_EQ(cxListCompare(left, right), 0);
   942         int a = 5, b = 10;
   943         cxListInsert(left, 15, &a);
   944         cxListInsert(right, 15, &b);
   945         ASSERT_EQ(cxListSize(left), cxListSize(right));
   946         EXPECT_LT(cxListCompare(left, right), 0);
   947         EXPECT_GT(cxListCompare(right, left), 0);
   948         *(int *) cxListAt(left, 15) = 10;
   949         EXPECT_EQ(cxListCompare(left, right), 0);
   950     }
   951 };
   953 unsigned HighLevelTest::destr_test_ctr = 0;
   954 int HighLevelTest::destr_last_value = 0;
   956 class LinkedList : public HighLevelTest {
   957 };
   959 class PointerLinkedList : public HighLevelTest {
   960 };
   962 class ArrayList : public HighLevelTest {
   963 };
   965 TEST_F(PointerLinkedList, cxListStorePointers) {
   966     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, 47));
   967     EXPECT_FALSE(cxListIsStoringPointers(list));
   968     cxListStorePointers(list);
   969     EXPECT_EQ(list->item_size, sizeof(void *));
   970     EXPECT_NE(list->cl, nullptr);
   971     EXPECT_NE(list->climpl, nullptr);
   972     EXPECT_TRUE(cxListIsStoringPointers(list));
   973     cxListStoreObjects(list);
   974     EXPECT_NE(list->cl, nullptr);
   975     EXPECT_EQ(list->climpl, nullptr);
   976     EXPECT_FALSE(cxListIsStoringPointers(list));
   977 }
   979 TEST_F(LinkedList, cxLinkedListCreate) {
   980     CxList *list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
   981     ASSERT_NE(list, nullptr);
   982     EXPECT_EQ(list->item_size, sizeof(int));
   983     EXPECT_EQ(list->simple_destructor, nullptr);
   984     EXPECT_EQ(list->advanced_destructor, nullptr);
   985     EXPECT_EQ(list->destructor_data, nullptr);
   986     EXPECT_EQ(cxListSize(list), 0);
   987     EXPECT_EQ(list->allocator, &testingAllocator);
   988     EXPECT_EQ(list->cmpfunc, cx_cmp_int);
   989     EXPECT_FALSE(cxListIsStoringPointers(list));
   990 }
   992 TEST_F(LinkedList, cxLinkedListCreateSimple) {
   993     CxList *list = autofree(cxLinkedListCreateSimple(sizeof(int)));
   994     ASSERT_NE(list, nullptr);
   995     EXPECT_EQ(list->item_size, sizeof(int));
   996     EXPECT_EQ(list->cmpfunc, nullptr);
   997     EXPECT_EQ(list->allocator, cxDefaultAllocator);
   998     EXPECT_EQ(list->simple_destructor, nullptr);
   999     EXPECT_EQ(list->advanced_destructor, nullptr);
  1000     EXPECT_EQ(list->destructor_data, nullptr);
  1001     EXPECT_EQ(cxListSize(list), 0);
  1002     EXPECT_FALSE(cxListIsStoringPointers(list));
  1005 TEST_F(LinkedList, cxLinkedListCreateSimpleForPointers) {
  1006     CxList *list = autofree(cxLinkedListCreateSimple(CX_STORE_POINTERS));
  1007     ASSERT_NE(list, nullptr);
  1008     EXPECT_EQ(list->item_size, sizeof(void *));
  1009     EXPECT_EQ(list->cmpfunc, nullptr);
  1010     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1011     EXPECT_EQ(list->simple_destructor, nullptr);
  1012     EXPECT_EQ(list->advanced_destructor, nullptr);
  1013     EXPECT_EQ(list->destructor_data, nullptr);
  1014     EXPECT_EQ(cxListSize(list), 0);
  1015     EXPECT_TRUE(cxListIsStoringPointers(list));
  1018 TEST_F(ArrayList, cxArrayListCreate) {
  1019     CxList *list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 8));
  1020     ASSERT_NE(list, nullptr);
  1021     EXPECT_EQ(list->item_size, sizeof(int));
  1022     EXPECT_EQ(list->simple_destructor, nullptr);
  1023     EXPECT_EQ(list->advanced_destructor, nullptr);
  1024     EXPECT_EQ(list->destructor_data, nullptr);
  1025     EXPECT_EQ(cxListSize(list), 0);
  1026     EXPECT_EQ(list->allocator, &testingAllocator);
  1027     EXPECT_EQ(list->cmpfunc, cx_cmp_int);
  1028     EXPECT_FALSE(cxListIsStoringPointers(list));
  1031 TEST_F(ArrayList, cxArrayListCreateSimple) {
  1032     CxList *list = autofree(cxArrayListCreateSimple(sizeof(int), 8));
  1033     ASSERT_NE(list, nullptr);
  1034     EXPECT_EQ(list->cmpfunc, nullptr);
  1035     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1036     EXPECT_EQ(list->item_size, sizeof(int));
  1037     EXPECT_EQ(list->simple_destructor, nullptr);
  1038     EXPECT_EQ(list->advanced_destructor, nullptr);
  1039     EXPECT_EQ(list->destructor_data, nullptr);
  1040     EXPECT_EQ(cxListSize(list), 0);
  1041     EXPECT_FALSE(cxListIsStoringPointers(list));
  1044 TEST_F(ArrayList, cxArrayListCreateSimpleForPointers) {
  1045     CxList *list = autofree(cxArrayListCreateSimple(CX_STORE_POINTERS, 8));
  1046     ASSERT_NE(list, nullptr);
  1047     EXPECT_EQ(list->cmpfunc, nullptr);
  1048     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1049     EXPECT_EQ(list->item_size, sizeof(void *));
  1050     EXPECT_TRUE(cxListIsStoringPointers(list));
  1053 TEST_F(LinkedList, cxListAdd) {
  1054     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
  1055     verifyAdd(list, false);
  1058 TEST_F(PointerLinkedList, cxListAdd) {
  1059     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS));
  1060     verifyAdd(list, true);
  1063 TEST_F(ArrayList, cxListAdd) {
  1064     auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 8));
  1065     verifyAdd(list, false);
  1068 TEST_F(LinkedList, cxListInsert) {
  1069     verifyInsert(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1072 TEST_F(PointerLinkedList, cxListInsert) {
  1073     verifyInsert(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1076 TEST_F(ArrayList, cxListInsert) {
  1077     verifyInsert(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 2)));
  1080 TEST_F(LinkedList, cxListInsertArray) {
  1081     verifyInsertArray(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1084 TEST_F(PointerLinkedList, cxListInsertArray) {
  1085     verifyInsertArray(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)), true);
  1088 TEST_F(ArrayList, cxListInsertArray) {
  1089     verifyInsertArray(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 4)));
  1092 TEST_F(LinkedList, cxListRemove) {
  1093     verifyRemove(linkedListFromTestData());
  1096 TEST_F(PointerLinkedList, cxListRemove) {
  1097     verifyRemove(pointerLinkedListFromTestData());
  1100 TEST_F(ArrayList, cxListRemove) {
  1101     verifyRemove(arrayListFromTestData());
  1104 TEST_F(LinkedList, cxListClear) {
  1105     verifyClear(linkedListFromTestData());
  1108 TEST_F(PointerLinkedList, cxListClear) {
  1109     verifyClear(pointerLinkedListFromTestData());
  1112 TEST_F(ArrayList, cxListClear) {
  1113     verifyClear(arrayListFromTestData());
  1116 TEST_F(LinkedList, cxListSwap) {
  1117     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1120 TEST_F(PointerLinkedList, cxListSwap) {
  1121     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1124 TEST_F(ArrayList, cxListSwap) {
  1125     verifySwap(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 16)));
  1128 TEST_F(LinkedList, cxListSwapNoSBO) {
  1129     CX_DISABLE_LINKED_LIST_SWAP_SBO = true;
  1130     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1131     CX_DISABLE_LINKED_LIST_SWAP_SBO = false;
  1134 TEST_F(PointerLinkedList, cxListSwapNoSBO) {
  1135     CX_DISABLE_LINKED_LIST_SWAP_SBO = true;
  1136     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1137     CX_DISABLE_LINKED_LIST_SWAP_SBO = false;
  1140 TEST_F(ArrayList, cxListSwapNoSBO) {
  1141     CX_DISABLE_LINKED_LIST_SWAP_SBO = true;
  1142     verifySwap(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 16)));
  1143     CX_DISABLE_LINKED_LIST_SWAP_SBO = false;
  1146 TEST_F(LinkedList, cxListAt) {
  1147     verifyAt(linkedListFromTestData());
  1150 TEST_F(PointerLinkedList, cxListAt) {
  1151     verifyAt(pointerLinkedListFromTestData());
  1154 TEST_F(ArrayList, cxListAt) {
  1155     verifyAt(arrayListFromTestData());
  1158 TEST_F(LinkedList, cxListFind) {
  1159     verifyFind(linkedListFromTestData());
  1162 TEST_F(PointerLinkedList, cxListFind) {
  1163     verifyFind(pointerLinkedListFromTestData());
  1166 TEST_F(ArrayList, cxListFind) {
  1167     verifyFind(arrayListFromTestData());
  1170 TEST_F(LinkedList, cxListSort) {
  1171     verifySort(linkedListFromTestData());
  1174 TEST_F(PointerLinkedList, cxListSort) {
  1175     verifySort(pointerLinkedListFromTestData());
  1178 TEST_F(ArrayList, cxListSort) {
  1179     verifySort(arrayListFromTestData());
  1182 TEST_F(LinkedList, Iterator) {
  1183     verifyIterator(linkedListFromTestData());
  1186 TEST_F(PointerLinkedList, Iterator) {
  1187     verifyIterator(pointerLinkedListFromTestData());
  1190 TEST_F(ArrayList, Iterator) {
  1191     verifyIterator(arrayListFromTestData());
  1194 TEST_F(LinkedList, InsertViaIterator) {
  1195     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1196     CxList *list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
  1197     cxListAddArray(list, fivenums, 5);
  1198     verifyInsertViaIterator(list);
  1201 TEST_F(PointerLinkedList, InsertViaIterator) {
  1202     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1203     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS));
  1204     // note: cannot use cxListAddArray() because we don't have a list of pointers
  1205     cx_for_n(i, 5) cxListAdd(list, &fivenums[i]);
  1206     verifyInsertViaIterator(list);
  1209 TEST_F(ArrayList, InsertViaIterator) {
  1210     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1211     auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 4));
  1212     cxListAddArray(list, fivenums, 5);
  1213     verifyInsertViaIterator(list);
  1216 TEST_F(LinkedList, cxListReverse) {
  1217     verifyReverse(linkedListFromTestData());
  1220 TEST_F(PointerLinkedList, cxListReverse) {
  1221     verifyReverse(pointerLinkedListFromTestData());
  1224 TEST_F(ArrayList, cxListReverse) {
  1225     verifyReverse(arrayListFromTestData());
  1228 TEST_F(LinkedList, cxListCompare) {
  1229     auto left = linkedListFromTestData();
  1230     auto right = linkedListFromTestData();
  1231     verifyCompare(left, right);
  1234 TEST_F(LinkedList, cxListCompareWithPtrList) {
  1235     auto left = linkedListFromTestData();
  1236     auto right = pointerLinkedListFromTestData();
  1237     verifyCompare(left, right);
  1240 TEST_F(LinkedList, cxListCompareWithArrayList) {
  1241     auto left = linkedListFromTestData();
  1242     auto right = arrayListFromTestData();
  1243     verifyCompare(left, right);
  1246 TEST_F(PointerLinkedList, cxListCompare) {
  1247     auto left = pointerLinkedListFromTestData();
  1248     auto right = pointerLinkedListFromTestData();
  1249     verifyCompare(left, right);
  1252 TEST_F(PointerLinkedList, cxListCompareWithNormalList) {
  1253     auto left = pointerLinkedListFromTestData();
  1254     auto right = linkedListFromTestData();
  1255     verifyCompare(left, right);
  1258 TEST_F(PointerLinkedList, cxListCompareWithArrayList) {
  1259     auto left = pointerLinkedListFromTestData();
  1260     auto right = arrayListFromTestData();
  1261     verifyCompare(left, right);
  1264 TEST_F(ArrayList, cxListCompare) {
  1265     auto left = arrayListFromTestData();
  1266     auto right = arrayListFromTestData();
  1267     verifyCompare(left, right);
  1270 TEST_F(ArrayList, cxListCompareWithPtrList) {
  1271     auto left = arrayListFromTestData();
  1272     auto right = pointerLinkedListFromTestData();
  1273     verifyCompare(left, right);
  1276 TEST_F(ArrayList, cxListCompareWithNormalList) {
  1277     auto left = arrayListFromTestData();
  1278     auto right = linkedListFromTestData();
  1279     verifyCompare(left, right);
  1282 TEST_F(LinkedList, SimpleDestructor) {
  1283     verifySimpleDestructor(linkedListFromTestData());
  1286 TEST_F(PointerLinkedList, SimpleDestructor) {
  1287     verifySimpleDestructor(pointerLinkedListFromTestData());
  1290 TEST_F(ArrayList, SimpleDestructor) {
  1291     verifySimpleDestructor(arrayListFromTestData());
  1294 TEST_F(LinkedList, AdvancedDestructor) {
  1295     verifyAdvancedDestructor(linkedListFromTestData());
  1298 TEST_F(PointerLinkedList, AdvancedDestructor) {
  1299     verifyAdvancedDestructor(pointerLinkedListFromTestData());
  1302 TEST_F(ArrayList, AdvancedDestructor) {
  1303     verifyAdvancedDestructor(arrayListFromTestData());
  1306 TEST_F(PointerLinkedList, DestroyNoDestructor) {
  1307     void *item = cxMalloc(&testingAllocator, sizeof(int));
  1308     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1309     cxListAdd(list, item);
  1310     ASSERT_FALSE(testingAllocator.verify());
  1311     cxListDestroy(list);
  1312     EXPECT_FALSE(testingAllocator.verify());
  1313     cxFree(&testingAllocator, item);
  1314     EXPECT_TRUE(testingAllocator.verify());
  1317 TEST_F(PointerLinkedList, DestroySimpleDestructor) {
  1318     int item = 0;
  1319     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1320     list->simple_destructor = [](void *elem) { *(int *) elem = 42; };
  1321     cxListAdd(list, &item);
  1322     cxListDestroy(list);
  1323     EXPECT_EQ(item, 42);
  1326 TEST_F(PointerLinkedList, DestroyAdvancedDestructor) {
  1327     void *item = cxMalloc(&testingAllocator, sizeof(int));
  1328     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1329     list->destructor_data = &testingAllocator;
  1330     list->advanced_destructor = (cx_destructor_func2) cxFree;
  1331     cxListAdd(list, item);
  1332     ASSERT_FALSE(testingAllocator.verify());
  1333     cxListDestroy(list);
  1334     EXPECT_TRUE(testingAllocator.verify());

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