tests/test_list.cpp

Sun, 09 Apr 2023 19:37:00 +0200

author
Mike Becker <universe@uap-core.de>
date
Sun, 09 Apr 2023 19:37:00 +0200
changeset 679
022fbd4bc057
parent 677
b09aae58bba4
child 680
19379743e5a0
permissions
-rw-r--r--

add pointer array list tests

     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     auto pointerArrayListFromTestData() const -> CxList * {
   590         auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS, 256));
   591         // note: cannot use cxListAddArray() because we don't have a list of pointers
   592         cx_for_n(i, testdata_len) cxListAdd(list, &testdata.data[i]);
   593         return list;
   594     }
   596     void verifyAdd(
   597             CxList *list,
   598             bool as_pointer
   599     ) {
   600         auto len = testdata_len;
   601         cx_for_n (i, len) EXPECT_EQ(cxListAdd(list, &testdata.data[i]), 0);
   602         EXPECT_EQ(cxListSize(list), len);
   603         cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   604         cx_for_n (i, len) ++testdata.data[i];
   605         if (as_pointer) {
   606             cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   607         } else {
   608             cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i] - 1);
   609         }
   610     }
   612     static void verifyInsert(CxList *list) {
   613         int a = 5, b = 47, c = 13, d = 42;
   615         EXPECT_NE(cxListInsert(list, 1, &a), 0);
   616         EXPECT_EQ(cxListSize(list), 0);
   617         EXPECT_EQ(cxListInsert(list, 0, &a), 0);
   618         EXPECT_EQ(cxListSize(list), 1);
   619         EXPECT_EQ(cxListInsert(list, 0, &b), 0);
   620         EXPECT_EQ(cxListSize(list), 2);
   621         EXPECT_EQ(cxListInsert(list, 1, &c), 0);
   622         EXPECT_EQ(cxListSize(list), 3);
   623         EXPECT_EQ(cxListInsert(list, 3, &d), 0);
   625         ASSERT_EQ(cxListSize(list), 4);
   627         EXPECT_EQ(*(int *) cxListAt(list, 0), 47);
   628         EXPECT_EQ(*(int *) cxListAt(list, 1), 13);
   629         EXPECT_EQ(*(int *) cxListAt(list, 2), 5);
   630         EXPECT_EQ(*(int *) cxListAt(list, 3), 42);
   631     }
   633     static void verifyInsertArray(
   634             CxList *list,
   635             bool pointers = false
   636     ) {
   637         int a[5] = {5, 47, 11, 13, 42};
   638         int b[5] = {9, 18, 72, 50, 7};
   639         int *aptr[5];
   640         int *bptr[5];
   641         cx_for_n(i, 5) {
   642             aptr[i] = &a[i];
   643             bptr[i] = &b[i];
   644         }
   646         size_t inserted;
   648         if (pointers) {
   649             inserted = cxListInsertArray(list, 0, aptr, 5);
   650         } else {
   651             inserted = cxListInsertArray(list, 0, a, 5);
   652         }
   653         EXPECT_EQ(inserted, 5);
   654         EXPECT_EQ(*(int *) cxListAt(list, 0), 5);
   655         EXPECT_EQ(*(int *) cxListAt(list, 1), 47);
   656         EXPECT_EQ(*(int *) cxListAt(list, 2), 11);
   657         EXPECT_EQ(*(int *) cxListAt(list, 3), 13);
   658         EXPECT_EQ(*(int *) cxListAt(list, 4), 42);
   659         if (pointers) {
   660             inserted = cxListInsertArray(list, 3, bptr, 5);
   661         } else {
   662             inserted = cxListInsertArray(list, 3, b, 5);
   663         }
   664         EXPECT_EQ(inserted, 5);
   665         EXPECT_EQ(*(int *) cxListAt(list, 0), 5);
   666         EXPECT_EQ(*(int *) cxListAt(list, 1), 47);
   667         EXPECT_EQ(*(int *) cxListAt(list, 2), 11);
   668         EXPECT_EQ(*(int *) cxListAt(list, 3), 9);
   669         EXPECT_EQ(*(int *) cxListAt(list, 4), 18);
   670         EXPECT_EQ(*(int *) cxListAt(list, 5), 72);
   671         EXPECT_EQ(*(int *) cxListAt(list, 6), 50);
   672         EXPECT_EQ(*(int *) cxListAt(list, 7), 7);
   673         EXPECT_EQ(*(int *) cxListAt(list, 8), 13);
   674         EXPECT_EQ(*(int *) cxListAt(list, 9), 42);
   675     }
   677     void verifyRemove(CxList *list) const {
   678         EXPECT_EQ(cxListRemove(list, 2), 0);
   679         EXPECT_EQ(cxListRemove(list, 4), 0);
   680         EXPECT_EQ(cxListSize(list), testdata_len - 2);
   681         EXPECT_EQ(*(int *) cxListAt(list, 0), testdata.data[0]);
   682         EXPECT_EQ(*(int *) cxListAt(list, 1), testdata.data[1]);
   683         EXPECT_EQ(*(int *) cxListAt(list, 2), testdata.data[3]);
   684         EXPECT_EQ(*(int *) cxListAt(list, 3), testdata.data[4]);
   685         EXPECT_EQ(*(int *) cxListAt(list, 4), testdata.data[6]);
   687         EXPECT_EQ(cxListRemove(list, 0), 0);
   688         EXPECT_EQ(cxListSize(list), testdata_len - 3);
   689         EXPECT_EQ(*(int *) cxListAt(list, 0), testdata.data[1]);
   690         EXPECT_EQ(*(int *) cxListAt(list, 1), testdata.data[3]);
   692         EXPECT_NE(cxListRemove(list, testdata_len), 0);
   693     }
   695     static void verifyClear(CxList *list) {
   696         cxListClear(list);
   697         EXPECT_EQ(0, cxListSize(list));
   698     }
   700     static unsigned destr_test_ctr;
   701     static int destr_last_value;
   703     static void simple_destr_test_fun(void *data) {
   704         auto ptr = (int *) data;
   705         destr_last_value = *ptr;
   706         *ptr = destr_last_value + 1;
   707         destr_test_ctr++;
   708     }
   710     static void advanced_destr_test_fun(
   711             [[maybe_unused]] void *u,
   712             void *data
   713     ) {
   714         simple_destr_test_fun(data);
   715     }
   717     void verifyAnyDestructor(CxList *list) {
   718         int off = cxListIsStoringPointers(list) ? 1 : 0;
   720         cxListRemove(list, 15);
   721         EXPECT_EQ(1, destr_test_ctr);
   722         EXPECT_EQ(testdata.data[15], destr_last_value + off);
   723         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   724         cxListRemove(list, 47);
   725         EXPECT_EQ(2, destr_test_ctr);
   726         EXPECT_EQ(testdata.data[48], destr_last_value + off);
   727         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   729         auto iter = cxListMutIteratorAt(list, 7);
   730         cxIteratorNext(iter);
   731         EXPECT_EQ(2, destr_test_ctr);
   732         EXPECT_EQ(testdata.data[48], destr_last_value + off);
   733         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   734         cxIteratorFlagRemoval(iter);
   735         cxIteratorNext(iter);
   736         EXPECT_EQ(3, destr_test_ctr);
   737         EXPECT_EQ(testdata.data[8], destr_last_value + off);
   738         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   740         iter = cxListMutBackwardsIteratorAt(list, 5);
   741         cxIteratorNext(iter);
   742         EXPECT_EQ(3, destr_test_ctr);
   743         EXPECT_EQ(testdata.data[8], destr_last_value + off);
   744         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   745         cxIteratorFlagRemoval(iter);
   746         cxIteratorNext(iter);
   747         EXPECT_EQ(4, destr_test_ctr);
   748         EXPECT_EQ(testdata.data[4], destr_last_value + off);
   749         EXPECT_EQ(testdata_len - destr_test_ctr, cxListSize(list));
   751         cxListClear(list);
   752         EXPECT_EQ(testdata_len, destr_test_ctr);
   753         EXPECT_EQ(testdata.data[testdata_len - 1], destr_last_value + off);
   756     }
   758     void verifySimpleDestructor(CxList *list) {
   759         destr_test_ctr = 0;
   760         list->simple_destructor = simple_destr_test_fun;
   761         verifyAnyDestructor(list);
   762     }
   764     void verifyAdvancedDestructor(CxList *list) {
   765         destr_test_ctr = 0;
   766         list->advanced_destructor = advanced_destr_test_fun;
   767         verifyAnyDestructor(list);
   768     }
   770     static void verifySwap(CxList *list) {
   771         ASSERT_EQ(cxListSize(list), 0);
   773         int original[16] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
   774         int swapped[16] = {8, 4, 14, 3, 1, 5, 9, 12, 0, 6, 11, 10, 7, 15, 2, 13};
   776         // we have to add the items one by one, because it could be a pointer list
   777         cx_for_n(i, 16) {
   778             cxListAdd(list, &original[i]);
   779         }
   781         int result;
   783         // execute the test two times with different item sizes
   784         result = cxListSwap(list, 1, 4);
   785         EXPECT_EQ(0, result);
   786         result = cxListSwap(list, 2, 14);
   787         EXPECT_EQ(0, result);
   788         result = cxListSwap(list, 9, 6);
   789         EXPECT_EQ(0, result);
   790         result = cxListSwap(list, 3, 3);
   791         EXPECT_EQ(0, result);
   792         result = cxListSwap(list, 10, 11);
   793         EXPECT_EQ(0, result);
   794         result = cxListSwap(list, 8, 0);
   795         EXPECT_EQ(0, result);
   796         result = cxListSwap(list, 7, 12);
   797         EXPECT_EQ(0, result);
   798         result = cxListSwap(list, 13, 15);
   799         EXPECT_EQ(0, result);
   801         result = cxListSwap(list, 5, 16);
   802         EXPECT_NE(0, result);
   803         result = cxListSwap(list, 16, 6);
   804         EXPECT_NE(0, result);
   805         result = cxListSwap(list, 16, 17);
   806         EXPECT_NE(0, result);
   808         auto iter = cxListIterator(list);
   809         cx_foreach(int*, e, iter) {
   810             EXPECT_EQ(*e, swapped[iter.index]);
   811         }
   812         iter = cxListBackwardsIterator(list);
   813         cx_foreach(int*, e, iter) {
   814             EXPECT_EQ(*e, swapped[iter.index]);
   815         }
   816     }
   818     void verifyAt(CxList *list) const {
   819         auto len = testdata_len;
   820         EXPECT_EQ(cxListSize(list), len);
   821         cx_for_n (i, len) {
   822             EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
   823         }
   824         EXPECT_EQ(cxListAt(list, cxListSize(list)), nullptr);
   825     }
   827     void verifyFind(CxList *list) const {
   828         cx_for_n (attempt, 25) {
   829             size_t exp = rand() % testdata_len; // NOLINT(cert-msc50-cpp)
   830             int val = testdata.data[exp];
   831             // randomly picked number could occur earlier in list - find first position
   832             cx_for_n (i, exp) {
   833                 if (testdata.data[i] == val) {
   834                     exp = i;
   835                     break;
   836                 }
   837             }
   838             EXPECT_EQ(cxListFind(list, &val), exp);
   839         }
   841         int notinlist = -1;
   842         EXPECT_EQ(cxListSize(list), cxListFind(list, &notinlist));
   843     }
   845     void verifySort(CxList *list) const {
   846         std::array<int, testdata_len> expected{};
   847         std::partial_sort_copy(testdata.data.begin(), testdata.data.end(), expected.begin(), expected.end());
   848         cxListSort(list);
   849         cx_for_n (i, testdata_len) ASSERT_EQ(*(int *) cxListAt(list, i), expected[i]);
   850     }
   852     void verifyIterator(CxList *list) const {
   853         auto iter = cxListIterator(list);
   854         size_t i = 0;
   855         cx_foreach(int*, x, iter) {
   856             ASSERT_EQ(i, iter.index);
   857             EXPECT_EQ(*x, testdata.data[iter.index]);
   858             i++;
   859         }
   860         ASSERT_EQ(i, cxListSize(list));
   861         iter = cxListBackwardsIterator(list);
   862         cx_foreach(int*, x, iter) {
   863             ASSERT_EQ(i - 1, iter.index);
   864             EXPECT_EQ(*x, testdata.data[iter.index]);
   865             i--;
   866         }
   867         ASSERT_EQ(i, 0);
   868         auto len = testdata_len;
   869         i = len / 2;
   870         auto mut_iter = cxListMutIteratorAt(list, i);
   871         size_t j = 0;
   872         cx_foreach(int*, x, mut_iter) {
   873             ASSERT_EQ(mut_iter.index, len / 2 + j / 2);
   874             ASSERT_EQ(*x, testdata.data[i]);
   875             if (i % 2 == 1) cxIteratorFlagRemoval(mut_iter);
   876             i++;
   877             j++;
   878         }
   879         ASSERT_EQ(i, len);
   880         i = len / 2;
   881         j = 0;
   882         mut_iter = cxListMutBackwardsIteratorAt(list, i - 1);
   883         cx_foreach(int*, x, mut_iter) {
   884             ASSERT_EQ(mut_iter.index, len / 2 - 1 - j);
   885             ASSERT_EQ(*x, testdata.data[i - 1]);
   886             if (i % 2 == 0) cxIteratorFlagRemoval(mut_iter);
   887             i--;
   888             j++;
   889         }
   890         ASSERT_EQ(i, 0);
   891         ASSERT_EQ(cxListSize(list), len / 2);
   892         cx_for_n(j, len / 2) ASSERT_EQ(*(int *) cxListAt(list, j), testdata.data[j * 2]);
   893     }
   895     static void verifyInsertViaIterator(CxList *list) {
   896         int newdata[] = {10, 20, 30, 40, 50};
   898         auto iter = cxListMutIteratorAt(list, 2);
   899         EXPECT_TRUE(cxIteratorValid(iter));
   900         EXPECT_EQ(iter.index, 2);
   901         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   902         cxListInsertAfter(&iter, &newdata[0]);
   903         EXPECT_TRUE(cxIteratorValid(iter));
   904         EXPECT_EQ(iter.index, 2);
   905         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   906         cxListInsertBefore(&iter, &newdata[1]);
   907         EXPECT_TRUE(cxIteratorValid(iter));
   908         EXPECT_EQ(iter.index, 3);
   909         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 2);
   911         iter = cxListMutIterator(list);
   912         cxListInsertBefore(&iter, &newdata[2]);
   913         EXPECT_TRUE(cxIteratorValid(iter));
   914         EXPECT_EQ(iter.index, 1);
   915         EXPECT_EQ(*(int *) cxIteratorCurrent(iter), 0);
   916         iter = cxListMutIteratorAt(list, cxListSize(list));
   917         cxListInsertBefore(&iter, &newdata[3]);
   918         EXPECT_FALSE(cxIteratorValid(iter));
   919         EXPECT_EQ(iter.index, 9);
   920         iter = cxListMutIteratorAt(list, cxListSize(list));
   921         cxListInsertAfter(&iter, &newdata[4]);
   922         EXPECT_FALSE(cxIteratorValid(iter));
   923         EXPECT_EQ(iter.index, 10);
   925         int expdata[] = {30, 0, 1, 20, 2, 10, 3, 4, 40, 50};
   926         cx_for_n (j, 10) EXPECT_EQ(*(int *) cxListAt(list, j), expdata[j]);
   927     }
   929     void verifyReverse(CxList *list) const {
   930         cxListReverse(list);
   931         cx_for_n(i, testdata_len) {
   932             ASSERT_EQ(*(int *) cxListAt(list, i), testdata.data[testdata_len - 1 - i]);
   933         }
   934     }
   936     static void verifyCompare(
   937             CxList *left,
   938             CxList *right
   939     ) {
   940         EXPECT_EQ(cxListCompare(left, right), 0);
   941         int x = 42;
   942         cxListAdd(left, &x);
   943         ASSERT_GT(cxListSize(left), cxListSize(right));
   944         EXPECT_GT(cxListCompare(left, right), 0);
   945         EXPECT_LT(cxListCompare(right, left), 0);
   946         cxListAdd(right, &x);
   947         ASSERT_EQ(cxListSize(left), cxListSize(right));
   948         EXPECT_EQ(cxListCompare(left, right), 0);
   949         int a = 5, b = 10;
   950         cxListInsert(left, 15, &a);
   951         cxListInsert(right, 15, &b);
   952         ASSERT_EQ(cxListSize(left), cxListSize(right));
   953         EXPECT_LT(cxListCompare(left, right), 0);
   954         EXPECT_GT(cxListCompare(right, left), 0);
   955         *(int *) cxListAt(left, 15) = 10;
   956         EXPECT_EQ(cxListCompare(left, right), 0);
   957     }
   958 };
   960 unsigned HighLevelTest::destr_test_ctr = 0;
   961 int HighLevelTest::destr_last_value = 0;
   963 class LinkedList : public HighLevelTest {
   964 };
   966 class PointerLinkedList : public HighLevelTest {
   967 };
   969 class ArrayList : public HighLevelTest {
   970 };
   972 class PointerArrayList : public HighLevelTest {
   973 };
   975 TEST_F(PointerLinkedList, cxListStorePointers) {
   976     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, 47));
   977     EXPECT_FALSE(cxListIsStoringPointers(list));
   978     cxListStorePointers(list);
   979     EXPECT_EQ(list->item_size, sizeof(void *));
   980     EXPECT_NE(list->cl, nullptr);
   981     EXPECT_NE(list->climpl, nullptr);
   982     EXPECT_TRUE(cxListIsStoringPointers(list));
   983     cxListStoreObjects(list);
   984     EXPECT_NE(list->cl, nullptr);
   985     EXPECT_EQ(list->climpl, nullptr);
   986     EXPECT_FALSE(cxListIsStoringPointers(list));
   987 }
   989 TEST_F(LinkedList, cxLinkedListCreate) {
   990     CxList *list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
   991     ASSERT_NE(list, nullptr);
   992     EXPECT_EQ(list->item_size, sizeof(int));
   993     EXPECT_EQ(list->simple_destructor, nullptr);
   994     EXPECT_EQ(list->advanced_destructor, nullptr);
   995     EXPECT_EQ(list->destructor_data, nullptr);
   996     EXPECT_EQ(cxListSize(list), 0);
   997     EXPECT_EQ(list->allocator, &testingAllocator);
   998     EXPECT_EQ(list->cmpfunc, cx_cmp_int);
   999     EXPECT_FALSE(cxListIsStoringPointers(list));
  1002 TEST_F(LinkedList, cxLinkedListCreateSimple) {
  1003     CxList *list = autofree(cxLinkedListCreateSimple(sizeof(int)));
  1004     ASSERT_NE(list, nullptr);
  1005     EXPECT_EQ(list->item_size, sizeof(int));
  1006     EXPECT_EQ(list->cmpfunc, nullptr);
  1007     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1008     EXPECT_EQ(list->simple_destructor, nullptr);
  1009     EXPECT_EQ(list->advanced_destructor, nullptr);
  1010     EXPECT_EQ(list->destructor_data, nullptr);
  1011     EXPECT_EQ(cxListSize(list), 0);
  1012     EXPECT_FALSE(cxListIsStoringPointers(list));
  1015 TEST_F(PointerLinkedList, cxLinkedListCreateSimpleForPointers) {
  1016     CxList *list = autofree(cxLinkedListCreateSimple(CX_STORE_POINTERS));
  1017     ASSERT_NE(list, nullptr);
  1018     EXPECT_EQ(list->item_size, sizeof(void *));
  1019     EXPECT_EQ(list->cmpfunc, nullptr);
  1020     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1021     EXPECT_EQ(list->simple_destructor, nullptr);
  1022     EXPECT_EQ(list->advanced_destructor, nullptr);
  1023     EXPECT_EQ(list->destructor_data, nullptr);
  1024     EXPECT_EQ(cxListSize(list), 0);
  1025     EXPECT_TRUE(cxListIsStoringPointers(list));
  1028 TEST_F(ArrayList, cxArrayListCreate) {
  1029     CxList *list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 8));
  1030     ASSERT_NE(list, nullptr);
  1031     EXPECT_EQ(list->item_size, sizeof(int));
  1032     EXPECT_EQ(list->simple_destructor, nullptr);
  1033     EXPECT_EQ(list->advanced_destructor, nullptr);
  1034     EXPECT_EQ(list->destructor_data, nullptr);
  1035     EXPECT_EQ(cxListSize(list), 0);
  1036     EXPECT_EQ(list->allocator, &testingAllocator);
  1037     EXPECT_EQ(list->cmpfunc, cx_cmp_int);
  1038     EXPECT_FALSE(cxListIsStoringPointers(list));
  1041 TEST_F(ArrayList, cxArrayListCreateSimple) {
  1042     CxList *list = autofree(cxArrayListCreateSimple(sizeof(int), 8));
  1043     ASSERT_NE(list, nullptr);
  1044     EXPECT_EQ(list->cmpfunc, nullptr);
  1045     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1046     EXPECT_EQ(list->item_size, sizeof(int));
  1047     EXPECT_EQ(list->simple_destructor, nullptr);
  1048     EXPECT_EQ(list->advanced_destructor, nullptr);
  1049     EXPECT_EQ(list->destructor_data, nullptr);
  1050     EXPECT_EQ(cxListSize(list), 0);
  1051     EXPECT_FALSE(cxListIsStoringPointers(list));
  1054 TEST_F(PointerArrayList, cxArrayListCreateSimpleForPointers) {
  1055     CxList *list = autofree(cxArrayListCreateSimple(CX_STORE_POINTERS, 8));
  1056     ASSERT_NE(list, nullptr);
  1057     EXPECT_EQ(list->cmpfunc, nullptr);
  1058     EXPECT_EQ(list->allocator, cxDefaultAllocator);
  1059     EXPECT_EQ(list->item_size, sizeof(void *));
  1060     EXPECT_TRUE(cxListIsStoringPointers(list));
  1063 TEST_F(LinkedList, cxListAdd) {
  1064     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
  1065     verifyAdd(list, false);
  1068 TEST_F(PointerLinkedList, cxListAdd) {
  1069     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS));
  1070     verifyAdd(list, true);
  1073 TEST_F(ArrayList, cxListAdd) {
  1074     auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 8));
  1075     verifyAdd(list, false);
  1078 TEST_F(PointerArrayList, cxListAdd) {
  1079     auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS, 8));
  1080     verifyAdd(list, true);
  1083 TEST_F(LinkedList, cxListInsert) {
  1084     verifyInsert(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1087 TEST_F(PointerLinkedList, cxListInsert) {
  1088     verifyInsert(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1091 TEST_F(ArrayList, cxListInsert) {
  1092     verifyInsert(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 2)));
  1095 TEST_F(PointerArrayList, cxListInsert) {
  1096     verifyInsert(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS, 2)));
  1099 TEST_F(LinkedList, cxListInsertArray) {
  1100     verifyInsertArray(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1103 TEST_F(PointerLinkedList, cxListInsertArray) {
  1104     verifyInsertArray(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)), true);
  1107 TEST_F(ArrayList, cxListInsertArray) {
  1108     verifyInsertArray(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 4)));
  1111 TEST_F(PointerArrayList, cxListInsertArray) {
  1112     verifyInsertArray(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS, 4)), true);
  1115 TEST_F(LinkedList, cxListRemove) {
  1116     verifyRemove(linkedListFromTestData());
  1119 TEST_F(PointerLinkedList, cxListRemove) {
  1120     verifyRemove(pointerLinkedListFromTestData());
  1123 TEST_F(ArrayList, cxListRemove) {
  1124     verifyRemove(arrayListFromTestData());
  1127 TEST_F(PointerArrayList, cxListRemove) {
  1128     verifyRemove(pointerArrayListFromTestData());
  1131 TEST_F(LinkedList, cxListClear) {
  1132     verifyClear(linkedListFromTestData());
  1135 TEST_F(PointerLinkedList, cxListClear) {
  1136     verifyClear(pointerLinkedListFromTestData());
  1139 TEST_F(ArrayList, cxListClear) {
  1140     verifyClear(arrayListFromTestData());
  1143 TEST_F(PointerArrayList, cxListClear) {
  1144     verifyClear(pointerArrayListFromTestData());
  1147 TEST_F(LinkedList, cxListSwap) {
  1148     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1151 TEST_F(PointerLinkedList, cxListSwap) {
  1152     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1155 TEST_F(ArrayList, cxListSwap) {
  1156     verifySwap(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 16)));
  1159 TEST_F(PointerArrayList, cxListSwap) {
  1160     verifySwap(autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS, 16)));
  1163 TEST_F(LinkedList, cxListSwapNoSBO) {
  1164     CX_DISABLE_LINKED_LIST_SWAP_SBO = true;
  1165     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int))));
  1166     CX_DISABLE_LINKED_LIST_SWAP_SBO = false;
  1169 TEST_F(PointerLinkedList, cxListSwapNoSBO) {
  1170     CX_DISABLE_LINKED_LIST_SWAP_SBO = true;
  1171     verifySwap(autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS)));
  1172     CX_DISABLE_LINKED_LIST_SWAP_SBO = false;
  1175 TEST_F(LinkedList, cxListAt) {
  1176     verifyAt(linkedListFromTestData());
  1179 TEST_F(PointerLinkedList, cxListAt) {
  1180     verifyAt(pointerLinkedListFromTestData());
  1183 TEST_F(ArrayList, cxListAt) {
  1184     verifyAt(arrayListFromTestData());
  1187 TEST_F(PointerArrayList, cxListAt) {
  1188     verifyAt(pointerArrayListFromTestData());
  1191 TEST_F(LinkedList, cxListFind) {
  1192     verifyFind(linkedListFromTestData());
  1195 TEST_F(PointerLinkedList, cxListFind) {
  1196     verifyFind(pointerLinkedListFromTestData());
  1199 TEST_F(ArrayList, cxListFind) {
  1200     verifyFind(arrayListFromTestData());
  1203 TEST_F(PointerArrayList, cxListFind) {
  1204     verifyFind(pointerArrayListFromTestData());
  1207 TEST_F(LinkedList, cxListSort) {
  1208     verifySort(linkedListFromTestData());
  1211 TEST_F(PointerLinkedList, cxListSort) {
  1212     verifySort(pointerLinkedListFromTestData());
  1215 TEST_F(ArrayList, cxListSort) {
  1216     verifySort(arrayListFromTestData());
  1219 TEST_F(PointerArrayList, cxListSort) {
  1220     verifySort(pointerArrayListFromTestData());
  1223 TEST_F(LinkedList, Iterator) {
  1224     verifyIterator(linkedListFromTestData());
  1227 TEST_F(PointerLinkedList, Iterator) {
  1228     verifyIterator(pointerLinkedListFromTestData());
  1231 TEST_F(ArrayList, Iterator) {
  1232     verifyIterator(arrayListFromTestData());
  1235 TEST_F(PointerArrayList, Iterator) {
  1236     verifyIterator(pointerArrayListFromTestData());
  1239 TEST_F(LinkedList, InsertViaIterator) {
  1240     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1241     CxList *list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, sizeof(int)));
  1242     cxListAddArray(list, fivenums, 5);
  1243     verifyInsertViaIterator(list);
  1246 TEST_F(PointerLinkedList, InsertViaIterator) {
  1247     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1248     auto list = autofree(cxLinkedListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS));
  1249     // note: cannot use cxListAddArray() because we don't have a list of pointers
  1250     cx_for_n(i, 5) cxListAdd(list, &fivenums[i]);
  1251     verifyInsertViaIterator(list);
  1254 TEST_F(ArrayList, InsertViaIterator) {
  1255     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1256     auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, sizeof(int), 4));
  1257     cxListAddArray(list, fivenums, 5);
  1258     verifyInsertViaIterator(list);
  1261 TEST_F(PointerArrayList, InsertViaIterator) {
  1262     int fivenums[] = {0, 1, 2, 3, 4, 5};
  1263     auto list = autofree(cxArrayListCreate(&testingAllocator, cx_cmp_int, CX_STORE_POINTERS, 4));
  1264     // note: cannot use cxListAddArray() because we don't have a list of pointers
  1265     cx_for_n(i, 5) cxListAdd(list, &fivenums[i]);
  1266     verifyInsertViaIterator(list);
  1269 TEST_F(LinkedList, cxListReverse) {
  1270     verifyReverse(linkedListFromTestData());
  1273 TEST_F(PointerLinkedList, cxListReverse) {
  1274     verifyReverse(pointerLinkedListFromTestData());
  1277 TEST_F(ArrayList, cxListReverse) {
  1278     verifyReverse(arrayListFromTestData());
  1281 TEST_F(PointerArrayList, cxListReverse) {
  1282     verifyReverse(pointerArrayListFromTestData());
  1285 TEST_F(LinkedList, cxListCompare) {
  1286     auto left = linkedListFromTestData();
  1287     auto right = linkedListFromTestData();
  1288     verifyCompare(left, right);
  1291 TEST_F(LinkedList, cxListCompareWithPtrList) {
  1292     auto left = linkedListFromTestData();
  1293     auto right = pointerLinkedListFromTestData();
  1294     verifyCompare(left, right);
  1297 TEST_F(LinkedList, cxListCompareWithArrayList) {
  1298     auto left = linkedListFromTestData();
  1299     auto right = arrayListFromTestData();
  1300     verifyCompare(left, right);
  1303 TEST_F(LinkedList, cxListCompareWithPtrArrayList) {
  1304     auto left = linkedListFromTestData();
  1305     auto right = pointerArrayListFromTestData();
  1306     verifyCompare(left, right);
  1309 TEST_F(PointerLinkedList, cxListCompare) {
  1310     auto left = pointerLinkedListFromTestData();
  1311     auto right = pointerLinkedListFromTestData();
  1312     verifyCompare(left, right);
  1315 TEST_F(PointerLinkedList, cxListCompareWithNormalList) {
  1316     auto left = pointerLinkedListFromTestData();
  1317     auto right = linkedListFromTestData();
  1318     verifyCompare(left, right);
  1321 TEST_F(PointerLinkedList, cxListCompareWithArrayList) {
  1322     auto left = pointerLinkedListFromTestData();
  1323     auto right = arrayListFromTestData();
  1324     verifyCompare(left, right);
  1327 TEST_F(PointerLinkedList, cxListCompareWithPtrArrayList) {
  1328     auto left = pointerLinkedListFromTestData();
  1329     auto right = pointerArrayListFromTestData();
  1330     verifyCompare(left, right);
  1333 TEST_F(ArrayList, cxListCompare) {
  1334     auto left = arrayListFromTestData();
  1335     auto right = arrayListFromTestData();
  1336     verifyCompare(left, right);
  1339 TEST_F(ArrayList, cxListCompareWithPtrList) {
  1340     auto left = arrayListFromTestData();
  1341     auto right = pointerLinkedListFromTestData();
  1342     verifyCompare(left, right);
  1345 TEST_F(ArrayList, cxListCompareWithNormalList) {
  1346     auto left = arrayListFromTestData();
  1347     auto right = linkedListFromTestData();
  1348     verifyCompare(left, right);
  1351 TEST_F(ArrayList, cxListCompareWithPtrArrayList) {
  1352     auto left = arrayListFromTestData();
  1353     auto right = pointerArrayListFromTestData();
  1354     verifyCompare(left, right);
  1357 TEST_F(PointerArrayList, cxListCompare) {
  1358     auto left = pointerArrayListFromTestData();
  1359     auto right = pointerArrayListFromTestData();
  1360     verifyCompare(left, right);
  1363 TEST_F(PointerArrayList, cxListCompareWithPtrList) {
  1364     auto left = pointerArrayListFromTestData();
  1365     auto right = pointerLinkedListFromTestData();
  1366     verifyCompare(left, right);
  1369 TEST_F(PointerArrayList, cxListCompareWithNormalList) {
  1370     auto left = pointerArrayListFromTestData();
  1371     auto right = linkedListFromTestData();
  1372     verifyCompare(left, right);
  1375 TEST_F(PointerArrayList, cxListCompareWithNormalArrayList) {
  1376     auto left = pointerArrayListFromTestData();
  1377     auto right = arrayListFromTestData();
  1378     verifyCompare(left, right);
  1381 TEST_F(LinkedList, SimpleDestructor) {
  1382     verifySimpleDestructor(linkedListFromTestData());
  1385 TEST_F(PointerLinkedList, SimpleDestructor) {
  1386     verifySimpleDestructor(pointerLinkedListFromTestData());
  1389 TEST_F(ArrayList, SimpleDestructor) {
  1390     verifySimpleDestructor(arrayListFromTestData());
  1393 TEST_F(PointerArrayList, SimpleDestructor) {
  1394     verifySimpleDestructor(pointerArrayListFromTestData());
  1397 TEST_F(LinkedList, AdvancedDestructor) {
  1398     verifyAdvancedDestructor(linkedListFromTestData());
  1401 TEST_F(PointerLinkedList, AdvancedDestructor) {
  1402     verifyAdvancedDestructor(pointerLinkedListFromTestData());
  1405 TEST_F(ArrayList, AdvancedDestructor) {
  1406     verifyAdvancedDestructor(arrayListFromTestData());
  1409 TEST_F(PointerArrayList, AdvancedDestructor) {
  1410     verifyAdvancedDestructor(pointerArrayListFromTestData());
  1413 TEST_F(PointerLinkedList, DestroyNoDestructor) {
  1414     void *item = cxMalloc(&testingAllocator, sizeof(int));
  1415     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1416     cxListAdd(list, item);
  1417     ASSERT_FALSE(testingAllocator.verify());
  1418     cxListDestroy(list);
  1419     EXPECT_FALSE(testingAllocator.verify());
  1420     cxFree(&testingAllocator, item);
  1421     EXPECT_TRUE(testingAllocator.verify());
  1424 TEST_F(PointerLinkedList, DestroySimpleDestructor) {
  1425     int item = 0;
  1426     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1427     list->simple_destructor = [](void *elem) { *(int *) elem = 42; };
  1428     cxListAdd(list, &item);
  1429     cxListDestroy(list);
  1430     EXPECT_EQ(item, 42);
  1433 TEST_F(PointerLinkedList, DestroyAdvancedDestructor) {
  1434     void *item = cxMalloc(&testingAllocator, sizeof(int));
  1435     auto list = cxLinkedListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS);
  1436     list->destructor_data = &testingAllocator;
  1437     list->advanced_destructor = (cx_destructor_func2) cxFree;
  1438     cxListAdd(list, item);
  1439     ASSERT_FALSE(testingAllocator.verify());
  1440     cxListDestroy(list);
  1441     EXPECT_TRUE(testingAllocator.verify());
  1444 TEST_F(PointerArrayList, DestroyNoDestructor) {
  1445     void *item = cxMalloc(&testingAllocator, sizeof(int));
  1446     auto list = cxArrayListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS, 4);
  1447     cxListAdd(list, item);
  1448     ASSERT_FALSE(testingAllocator.verify());
  1449     cxListDestroy(list);
  1450     EXPECT_FALSE(testingAllocator.verify());
  1451     cxFree(&testingAllocator, item);
  1452     EXPECT_TRUE(testingAllocator.verify());
  1455 TEST_F(PointerArrayList, DestroySimpleDestructor) {
  1456     int item = 0;
  1457     auto list = cxArrayListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS, 4);
  1458     list->simple_destructor = [](void *elem) { *(int *) elem = 42; };
  1459     cxListAdd(list, &item);
  1460     cxListDestroy(list);
  1461     EXPECT_EQ(item, 42);
  1464 TEST_F(PointerArrayList, DestroyAdvancedDestructor) {
  1465     void *item = cxMalloc(&testingAllocator, sizeof(int));
  1466     auto list = cxArrayListCreate(cxDefaultAllocator, cx_cmp_int, CX_STORE_POINTERS, 4);
  1467     list->destructor_data = &testingAllocator;
  1468     list->advanced_destructor = (cx_destructor_func2) cxFree;
  1469     cxListAdd(list, item);
  1470     ASSERT_FALSE(testingAllocator.verify());
  1471     cxListDestroy(list);
  1472     EXPECT_TRUE(testingAllocator.verify());

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