ucx: test/test_list.cpp@4fbfac557df8 (annotated)

test/test_list.cpp@4fbfac557df8 (annotated)

test/test_list.cpp

Mon, 18 Apr 2022 17:26:21 +0200

author: Mike Becker <universe@uap-core.de>
date: Mon, 18 Apr 2022 17:26:21 +0200
changeset 528: 4fbfac557df8
parent 521: e5dc54131d55
child 552: 4373c2a90066
permissions: -rw-r--r--

#179 improve API for list content destruction

 /*
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
  *
  * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *   1. Redistributions of source code must retain the above copyright
  *      notice, this list of conditions and the following disclaimer.
  *
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include "cx/linked_list.h"
 #include "cx/utils.h"
 #include "util_allocator.h"
 #include <gtest/gtest.h>
 #include <array>
 #include <vector>
 #include <unordered_set>
 #include <algorithm>
 static int cmp_int_impl(
         int const *l,
         int const *r
 ) {
     int left = *l, right = *r;
     return left == right ? 0 : (left < right ? -1 : 1);
 }
 #define cmp_int ((CxListComparator) cmp_int_impl)
 struct node {
     node *next = nullptr;
     node *prev = nullptr;
     int data = 0;
 };
 const ptrdiff_t loc_prev = offsetof(struct node, prev);
 const ptrdiff_t loc_next = offsetof(struct node, next);
 const ptrdiff_t loc_data = offsetof(struct node, data);
 struct node_test_data {
     node *begin = nullptr;
     explicit node_test_data(node *begin) : begin(begin) {
         auto n = begin;
         while (n != nullptr) {
             nodes.push_back(n);
             n = n->next;
         }
     }
     node_test_data(node_test_data &) = delete;
     node_test_data(node_test_data &&) = default;
     ~node_test_data() {
         for (auto &&n: nodes) delete n;
     }
 private:
     std::vector<node *> nodes;
 };
 static node_test_data create_nodes_test_data(size_t len) {
     if (len == 0) return node_test_data{nullptr};
     auto begin = new node;
     auto prev = begin;
     for (size_t i = 1; i < len; i++) {
         auto n = new node;
         cx_linked_list_link(prev, n, loc_prev, loc_next);
         prev = n;
     }
     return node_test_data{begin};
 }
 template<typename InputIter>
 static node_test_data create_nodes_test_data(
         InputIter begin,
         InputIter end
 ) {
     if (begin == end) return node_test_data{nullptr};
     node *first = new node;
     first->data = *begin;
     node *prev = first;
     begin++;
     for (; begin != end; begin++) {
         auto n = new node;
         n->data = *begin;
         cx_linked_list_link(prev, n, loc_prev, loc_next);
         prev = n;
     }
     return node_test_data{first};
 }
 static node_test_data create_nodes_test_data(std::initializer_list<int> data) {
     return create_nodes_test_data(data.begin(), data.end());
 }
 template<size_t N>
 struct int_test_data {
     std::array<int, N> data;
     int_test_data() {
         cx_for_n (i, N) data[i] = ::rand(); // NOLINT(cert-msc50-cpp)
     }
 };
 TEST(LinkedList_LowLevel, link_unlink) {
     node a, b, c;
     cx_linked_list_link(&a, &b, loc_prev, loc_next);
     EXPECT_EQ(a.prev, nullptr);
     EXPECT_EQ(a.next, &b);
     EXPECT_EQ(b.prev, &a);
     EXPECT_EQ(b.next, nullptr);
     cx_linked_list_unlink(&a, &b, loc_prev, loc_next);
     EXPECT_EQ(a.prev, nullptr);
     EXPECT_EQ(a.next, nullptr);
     EXPECT_EQ(b.prev, nullptr);
     EXPECT_EQ(b.next, nullptr);
     cx_linked_list_link(&b, &c, loc_prev, loc_next);
     cx_linked_list_link(&a, &b, loc_prev, loc_next);
     cx_linked_list_unlink(&b, &c, loc_prev, loc_next);
     EXPECT_EQ(a.prev, nullptr);
     EXPECT_EQ(a.next, &b);
     EXPECT_EQ(b.prev, &a);
     EXPECT_EQ(b.next, nullptr);
     EXPECT_EQ(c.prev, nullptr);
     EXPECT_EQ(c.next, nullptr);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_at) {
     node a, b, c, d;
     cx_linked_list_link(&a, &b, loc_prev, loc_next);
     cx_linked_list_link(&b, &c, loc_prev, loc_next);
     cx_linked_list_link(&c, &d, loc_prev, loc_next);
     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 0), &a);
     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 1), &b);
     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 2), &c);
     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 3), &d);
     EXPECT_EQ(cx_linked_list_at(&a, 0, loc_next, 4), nullptr);
     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_prev, 0), &a);
     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_next, 1), &b);
     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_next, 2), &c);
     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_next, 3), &d);
     EXPECT_EQ(cx_linked_list_at(&b, 1, loc_next, 4), nullptr);
     EXPECT_EQ(cx_linked_list_at(&d, 3, loc_prev, 0), &a);
     EXPECT_EQ(cx_linked_list_at(&d, 3, loc_prev, 1), &b);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_find) {
     auto testdata = create_nodes_test_data({2, 4, 6, 8});
     auto list = testdata.begin;
     int s;
     s = 2;
     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, false, cmp_int, &s), 0);
     s = 4;
     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, false, cmp_int, &s), 1);
     s = 6;
     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, false, cmp_int, &s), 2);
     s = 8;
     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, false, cmp_int, &s), 3);
     s = 10;
     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, false, cmp_int, &s), 4);
     s = -2;
     EXPECT_EQ(cx_linked_list_find(list, loc_next, loc_data, false, cmp_int, &s), 4);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_compare) {
     auto ta = create_nodes_test_data({2, 4, 6, 8});
     auto tb = create_nodes_test_data({2, 4, 6});
     auto tc = create_nodes_test_data({2, 4, 6, 9});
     auto la = ta.begin, lb = tb.begin, lc = tc.begin;
     EXPECT_GT(cx_linked_list_compare(la, lb, loc_next, loc_data, false, cmp_int), 0);
     EXPECT_LT(cx_linked_list_compare(lb, la, loc_next, loc_data, false, cmp_int), 0);
     EXPECT_GT(cx_linked_list_compare(lc, la, loc_next, loc_data, false, cmp_int), 0);
     EXPECT_LT(cx_linked_list_compare(la, lc, loc_next, loc_data, false, cmp_int), 0);
     EXPECT_EQ(cx_linked_list_compare(la, la, loc_next, loc_data, false, cmp_int), 0);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_add) {
     // test with begin, end / prev, next
     {
         node nodes[4];
         void *begin = nullptr, *end = nullptr;
         cx_linked_list_add(&begin, &end, loc_prev, loc_next, &nodes[0]);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[0]);
         EXPECT_EQ(nodes[0].prev, nullptr);
         EXPECT_EQ(nodes[0].next, nullptr);
         cx_linked_list_add(&begin, &end, loc_prev, loc_next, &nodes[1]);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[1]);
         EXPECT_EQ(nodes[0].next, &nodes[1]);
         EXPECT_EQ(nodes[1].prev, &nodes[0]);
     }
     // test with begin only / prev, next
     {
         node nodes[4];
         void *begin = nullptr;
         cx_linked_list_add(&begin, nullptr, loc_prev, loc_next, &nodes[0]);
         EXPECT_EQ(begin, &nodes[0]);
         cx_linked_list_add(&begin, nullptr, loc_prev, loc_next, &nodes[1]);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(nodes[0].next, &nodes[1]);
         EXPECT_EQ(nodes[1].prev, &nodes[0]);
         cx_linked_list_add(&begin, nullptr, loc_prev, loc_next, &nodes[2]);
         EXPECT_EQ(nodes[1].next, &nodes[2]);
         EXPECT_EQ(nodes[2].prev, &nodes[1]);
     }
     // test with end only / prev, next
     {
         node nodes[4];
         void *end = nullptr;
         cx_linked_list_add(nullptr, &end, loc_prev, loc_next, &nodes[0]);
         EXPECT_EQ(end, &nodes[0]);
         cx_linked_list_add(nullptr, &end, loc_prev, loc_next, &nodes[1]);
         EXPECT_EQ(end, &nodes[1]);
         EXPECT_EQ(nodes[0].next, &nodes[1]);
         EXPECT_EQ(nodes[1].prev, &nodes[0]);
         cx_linked_list_add(nullptr, &end, loc_prev, loc_next, &nodes[2]);
         EXPECT_EQ(end, &nodes[2]);
         EXPECT_EQ(nodes[1].next, &nodes[2]);
         EXPECT_EQ(nodes[2].prev, &nodes[1]);
     }
     // test with begin, end / next
     {
         node nodes[4];
         void *begin = nullptr, *end = nullptr;
         cx_linked_list_add(&begin, &end, -1, loc_next, &nodes[0]);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[0]);
         cx_linked_list_add(&begin, &end, -1, loc_next, &nodes[1]);
         EXPECT_EQ(end, &nodes[1]);
         EXPECT_EQ(nodes[0].next, &nodes[1]);
         EXPECT_EQ(nodes[1].prev, nullptr);
     }
 }
 TEST(LinkedList_LowLevel, cx_linked_list_prepend) {
     // test with begin, end / prev, next
     {
         node nodes[4];
         void *begin = nullptr, *end = nullptr;
         cx_linked_list_prepend(&begin, &end, loc_prev, loc_next, &nodes[0]);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[0]);
         EXPECT_EQ(nodes[0].prev, nullptr);
         EXPECT_EQ(nodes[0].next, nullptr);
         cx_linked_list_prepend(&begin, &end, loc_prev, loc_next, &nodes[1]);
         EXPECT_EQ(begin, &nodes[1]);
         EXPECT_EQ(end, &nodes[0]);
         EXPECT_EQ(nodes[1].next, &nodes[0]);
         EXPECT_EQ(nodes[0].prev, &nodes[1]);
     }
     // test with begin only / prev, next
     {
         node nodes[4];
         void *begin = nullptr;
         cx_linked_list_prepend(&begin, nullptr, loc_prev, loc_next, &nodes[0]);
         EXPECT_EQ(begin, &nodes[0]);
         cx_linked_list_prepend(&begin, nullptr, loc_prev, loc_next, &nodes[1]);
         EXPECT_EQ(begin, &nodes[1]);
         EXPECT_EQ(nodes[1].next, &nodes[0]);
         EXPECT_EQ(nodes[0].prev, &nodes[1]);
         cx_linked_list_prepend(&begin, nullptr, loc_prev, loc_next, &nodes[2]);
         EXPECT_EQ(begin, &nodes[2]);
         EXPECT_EQ(nodes[2].next, &nodes[1]);
         EXPECT_EQ(nodes[1].prev, &nodes[2]);
     }
     // test with end only / prev, next
     {
         node nodes[4];
         void *end = nullptr;
         cx_linked_list_prepend(nullptr, &end, loc_prev, loc_next, &nodes[0]);
         EXPECT_EQ(end, &nodes[0]);
         cx_linked_list_prepend(nullptr, &end, loc_prev, loc_next, &nodes[1]);
         EXPECT_EQ(end, &nodes[0]);
         EXPECT_EQ(nodes[1].next, &nodes[0]);
         EXPECT_EQ(nodes[0].prev, &nodes[1]);
         cx_linked_list_prepend(nullptr, &end, loc_prev, loc_next, &nodes[2]);
         EXPECT_EQ(end, &nodes[0]);
         EXPECT_EQ(nodes[2].next, &nodes[1]);
         EXPECT_EQ(nodes[1].prev, &nodes[2]);
     }
     // test with begin, end / next
     {
         node nodes[4];
         void *begin = nullptr, *end = nullptr;
         cx_linked_list_prepend(&begin, &end, -1, loc_next, &nodes[0]);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[0]);
         cx_linked_list_prepend(&begin, &end, -1, loc_next, &nodes[1]);
         cx_linked_list_prepend(&begin, &end, -1, loc_next, &nodes[2]);
         EXPECT_EQ(begin, &nodes[2]);
         EXPECT_EQ(end, &nodes[0]);
         EXPECT_EQ(nodes[1].next, &nodes[0]);
         EXPECT_EQ(nodes[2].next, &nodes[1]);
         EXPECT_EQ(nodes[1].prev, nullptr);
         EXPECT_EQ(nodes[0].prev, nullptr);
     }
 }
 TEST(LinkedList_LowLevel, cx_linked_list_insert) {
     // insert mid list
     {
         node nodes[4];
         void *begin = &nodes[0], *end = &nodes[2];
         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
         cx_linked_list_insert(&begin, &end, loc_prev, loc_next, &nodes[1], &nodes[3]);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[2]);
         EXPECT_EQ(nodes[1].next, &nodes[3]);
         EXPECT_EQ(nodes[2].prev, &nodes[3]);
         EXPECT_EQ(nodes[3].prev, &nodes[1]);
         EXPECT_EQ(nodes[3].next, &nodes[2]);
     }
     // insert end
     {
         node nodes[4];
         void *begin = &nodes[0], *end = &nodes[2];
         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
         cx_linked_list_insert(&begin, &end, loc_prev, loc_next, &nodes[2], &nodes[3]);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[3]);
         EXPECT_EQ(nodes[2].next, &nodes[3]);
         EXPECT_EQ(nodes[3].prev, &nodes[2]);
         EXPECT_EQ(nodes[3].next, nullptr);
     }
     // insert begin
     {
         node nodes[4];
         void *begin = &nodes[0], *end = &nodes[2];
         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
         cx_linked_list_insert(&begin, &end, loc_prev, loc_next, nullptr, &nodes[3]);
         EXPECT_EQ(begin, &nodes[3]);
         EXPECT_EQ(end, &nodes[2]);
         EXPECT_EQ(nodes[0].prev, &nodes[3]);
         EXPECT_EQ(nodes[3].prev, nullptr);
         EXPECT_EQ(nodes[3].next, &nodes[0]);
     }
 }
 TEST(LinkedList_LowLevel, cx_linked_list_insert_chain) {
     // insert mid list
     {
         node nodes[5];
         void *begin = &nodes[0], *end = &nodes[2];
         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
         cx_linked_list_link(&nodes[3], &nodes[4], loc_prev, loc_next);
         cx_linked_list_insert_chain(&begin, &end, loc_prev, loc_next, &nodes[1], &nodes[3], nullptr);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[2]);
         EXPECT_EQ(nodes[1].next, &nodes[3]);
         EXPECT_EQ(nodes[2].prev, &nodes[4]);
         EXPECT_EQ(nodes[3].prev, &nodes[1]);
         EXPECT_EQ(nodes[4].next, &nodes[2]);
     }
     // insert end
     {
         node nodes[5];
         void *begin = &nodes[0], *end = &nodes[2];
         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
         cx_linked_list_link(&nodes[3], &nodes[4], loc_prev, loc_next);
         cx_linked_list_insert_chain(&begin, &end, loc_prev, loc_next, &nodes[2], &nodes[3], nullptr);
         EXPECT_EQ(begin, &nodes[0]);
         EXPECT_EQ(end, &nodes[4]);
         EXPECT_EQ(nodes[2].next, &nodes[3]);
         EXPECT_EQ(nodes[3].prev, &nodes[2]);
         EXPECT_EQ(nodes[4].next, nullptr);
     }
     // insert begin
     {
         node nodes[5];
         void *begin = &nodes[0], *end = &nodes[2];
         cx_linked_list_link(&nodes[0], &nodes[1], loc_prev, loc_next);
         cx_linked_list_link(&nodes[1], &nodes[2], loc_prev, loc_next);
         cx_linked_list_link(&nodes[3], &nodes[4], loc_prev, loc_next);
         cx_linked_list_insert_chain(&begin, &end, loc_prev, loc_next, nullptr, &nodes[3], nullptr);
         EXPECT_EQ(begin, &nodes[3]);
         EXPECT_EQ(end, &nodes[2]);
         EXPECT_EQ(nodes[0].prev, &nodes[4]);
         EXPECT_EQ(nodes[3].prev, nullptr);
         EXPECT_EQ(nodes[4].next, &nodes[0]);
     }
 }
 TEST(LinkedList_LowLevel, cx_linked_list_first) {
     auto testdata = create_nodes_test_data(3);
     auto begin = testdata.begin;
     EXPECT_EQ(cx_linked_list_first(begin, loc_prev), begin);
     EXPECT_EQ(cx_linked_list_first(begin->next, loc_prev), begin);
     EXPECT_EQ(cx_linked_list_first(begin->next->next, loc_prev), begin);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_last) {
     auto testdata = create_nodes_test_data(3);
     auto begin = testdata.begin;
     auto end = begin->next->next;
     EXPECT_EQ(cx_linked_list_last(begin, loc_next), end);
     EXPECT_EQ(cx_linked_list_last(begin->next, loc_next), end);
     EXPECT_EQ(cx_linked_list_last(begin->next->next, loc_next), end);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_prev) {
     auto testdata = create_nodes_test_data(3);
     auto begin = testdata.begin;
     EXPECT_EQ(cx_linked_list_prev(begin, loc_next, begin), nullptr);
     EXPECT_EQ(cx_linked_list_prev(begin, loc_next, begin->next), begin);
     EXPECT_EQ(cx_linked_list_prev(begin, loc_next, begin->next->next), begin->next);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_remove) {
     auto testdata = create_nodes_test_data({2, 4, 6});
     auto begin = reinterpret_cast<void *>(testdata.begin);
     auto first = testdata.begin;
     auto second = first->next;
     auto third = second->next;
     auto end = reinterpret_cast<void *>(third);
     cx_linked_list_remove(&begin, &end, loc_prev, loc_next, second);
     EXPECT_EQ(begin, first);
     EXPECT_EQ(end, third);
     EXPECT_EQ(first->prev, nullptr);
     EXPECT_EQ(first->next, third);
     EXPECT_EQ(third->prev, first);
     EXPECT_EQ(third->next, nullptr);
     cx_linked_list_remove(&begin, &end, loc_prev, loc_next, third);
     EXPECT_EQ(begin, first);
     EXPECT_EQ(end, first);
     EXPECT_EQ(first->prev, nullptr);
     EXPECT_EQ(first->next, nullptr);
     cx_linked_list_remove(&begin, &end, loc_prev, loc_next, first);
     EXPECT_EQ(begin, nullptr);
     EXPECT_EQ(end, nullptr);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_size) {
     EXPECT_EQ(cx_linked_list_size(nullptr, loc_next), 0);
     {
         auto testdata = create_nodes_test_data(5);
         EXPECT_EQ(cx_linked_list_size(testdata.begin, loc_next), 5);
     }
     {
         auto testdata = create_nodes_test_data(13);
         EXPECT_EQ(cx_linked_list_size(testdata.begin, loc_next), 13);
     }
 }
 TEST(LinkedList_LowLevel, cx_linked_list_sort) {
     int_test_data<1500> testdata;
     std::array<int, 1500> sorted{};
     std::partial_sort_copy(testdata.data.begin(), testdata.data.end(), sorted.begin(), sorted.end());
     auto scrambled = create_nodes_test_data(testdata.data.begin(), testdata.data.end());
     void *begin = scrambled.begin;
     void *end = cx_linked_list_last(begin, loc_next);
     cx_linked_list_sort(&begin, &end, loc_prev, loc_next, loc_data,
                         false, cmp_int);
     node *check = reinterpret_cast<node *>(begin);
     node *check_last = nullptr;
     cx_for_n (i, sorted.size()) {
         EXPECT_EQ(check->data, sorted[i]);
         EXPECT_EQ(check->prev, check_last);
         if (i < sorted.size() - 1) {
             ASSERT_NE(check->next, nullptr);
         }
         check_last = check;
         check = check->next;
     }
     EXPECT_EQ(check, nullptr);
     EXPECT_EQ(end, check_last);
 }
 TEST(LinkedList_LowLevel, cx_linked_list_reverse) {
     auto testdata = create_nodes_test_data({2, 4, 6, 8});
     auto expected = create_nodes_test_data({8, 6, 4, 2});
     auto begin = reinterpret_cast<void *>(testdata.begin);
     auto end = cx_linked_list_last(begin, loc_next);
     auto orig_begin = begin, orig_end = end;
     cx_linked_list_reverse(&begin, &end, loc_prev, loc_next);
     EXPECT_EQ(end, orig_begin);
     EXPECT_EQ(begin, orig_end);
     EXPECT_EQ(cx_linked_list_compare(begin, expected.begin, loc_next, loc_data, 0, cmp_int), 0);
 }
 class HighLevelTest : public ::testing::Test {
     mutable std::unordered_set<CxList *> lists;
 protected:
     CxTestingAllocator testingAllocator;
     void TearDown() override {
         for (auto &&l: lists) cxListDestroy(l);
         EXPECT_TRUE(testingAllocator.verify());
     }
     static constexpr size_t testdata_len = 250;
     int_test_data<testdata_len> testdata;
     auto autofree(CxList *list) const -> CxList * {
         lists.insert(list);
         return list;
     }
     auto linkedListFromTestData() const -> CxList * {
         return autofree(
                 cxLinkedListFromArray(
                         &testingAllocator,
                         cmp_int,
                         sizeof(int),
                         testdata_len,
                         testdata.data.data()
                 )
         );
     }
     auto pointerLinkedListFromTestData() const -> CxList * {
         auto list = autofree(cxPointerLinkedListCreate(&testingAllocator, cmp_int));
         cx_for_n(i, testdata_len) cxListAdd(list, &testdata.data[i]);
         return list;
     }
     void verifyCreate(CxList *list) const {
         EXPECT_EQ(list->content_destructor_type, CX_DESTRUCTOR_NONE);
         EXPECT_EQ(list->size, 0);
         EXPECT_EQ(list->capacity, (size_t) -1);
         EXPECT_EQ(list->allocator, &testingAllocator);
         EXPECT_EQ(list->cmpfunc, cmp_int);
     }
     void verifyAdd(
             CxList *list,
             bool write_through
     ) {
         auto len = testdata_len;
         cx_for_n (i, len) EXPECT_EQ(cxListAdd(list, &testdata.data[i]), 0);
         EXPECT_EQ(list->size, len);
         EXPECT_GE(list->capacity, list->size);
         cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
         cx_for_n (i, len) ++testdata.data[i];
         if (write_through) {
             cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
         } else {
             cx_for_n (i, len) EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i] - 1);
         }
     }
     static void verifyInsert(CxList *list) {
         int a = 5, b = 47, c = 13, d = 42;
         EXPECT_NE(cxListInsert(list, 1, &a), 0);
         EXPECT_EQ(list->size, 0);
         EXPECT_EQ(cxListInsert(list, 0, &a), 0);
         EXPECT_EQ(list->size, 1);
         EXPECT_EQ(cxListInsert(list, 0, &b), 0);
         EXPECT_EQ(list->size, 2);
         EXPECT_EQ(cxListInsert(list, 1, &c), 0);
         EXPECT_EQ(list->size, 3);
         EXPECT_EQ(cxListInsert(list, 3, &d), 0);
         EXPECT_EQ(list->size, 4);
         EXPECT_GE(list->capacity, list->size);
         EXPECT_EQ(*(int *) cxListAt(list, 0), 47);
         EXPECT_EQ(*(int *) cxListAt(list, 1), 13);
         EXPECT_EQ(*(int *) cxListAt(list, 2), 5);
         EXPECT_EQ(*(int *) cxListAt(list, 3), 42);
     }
     void verifyRemove(CxList *list) const {
         EXPECT_EQ(cxListRemove(list, 2), 0);
         EXPECT_EQ(cxListRemove(list, 4), 0);
         EXPECT_EQ(list->size, testdata_len - 2);
         EXPECT_GE(list->capacity, list->size);
         EXPECT_EQ(*(int *) cxListAt(list, 0), testdata.data[0]);
         EXPECT_EQ(*(int *) cxListAt(list, 1), testdata.data[1]);
         EXPECT_EQ(*(int *) cxListAt(list, 2), testdata.data[3]);
         EXPECT_EQ(*(int *) cxListAt(list, 3), testdata.data[4]);
         EXPECT_EQ(*(int *) cxListAt(list, 4), testdata.data[6]);
         EXPECT_EQ(cxListRemove(list, 0), 0);
         EXPECT_EQ(list->size, testdata_len - 3);
         EXPECT_GE(list->capacity, list->size);
         EXPECT_EQ(*(int *) cxListAt(list, 0), testdata.data[1]);
         EXPECT_EQ(*(int *) cxListAt(list, 1), testdata.data[3]);
         EXPECT_NE(cxListRemove(list, testdata_len), 0);
     }
     void verifyAt(CxList *list) const {
         auto len = testdata_len;
         EXPECT_EQ(list->size, len);
         cx_for_n (i, len) {
             EXPECT_EQ(*(int *) cxListAt(list, i), testdata.data[i]);
         }
         EXPECT_EQ(cxListAt(list, list->size), nullptr);
     }
     void verifyFind(CxList *list) const {
         cx_for_n (attempt, 25) {
             size_t exp = rand() % testdata_len; // NOLINT(cert-msc50-cpp)
             int val = testdata.data[exp];
             // randomly picked number could occur earlier in list - find first position
             cx_for_n (i, exp) {
                 if (testdata.data[i] == val) {
                     exp = i;
                     break;
                 }
             }
             EXPECT_EQ(cxListFind(list, &val), exp);
         }
     }
     void verifySort(CxList *list) const {
         std::array<int, testdata_len> expected{};
         std::partial_sort_copy(testdata.data.begin(), testdata.data.end(), expected.begin(), expected.end());
         cxListSort(list);
         cx_for_n (i, testdata_len) ASSERT_EQ(*(int *) cxListAt(list, i), expected[i]);
     }
     void verifyIterator(CxList *list) const {
         int i = 0;
         CxIterator iter = cxListBegin(list);
         cx_foreach(int*, x, iter) {
             ASSERT_EQ(iter.index, (size_t) (i + 1) / 2);
             ASSERT_EQ(*x, testdata.data[i]);
             if (i % 2 == 1) iter.remove = true;
             i++;
         }
         auto len = testdata_len;
         EXPECT_EQ(i, len);
         ASSERT_EQ(list->size, len / 2);
         cx_for_n(j, len / 2) ASSERT_EQ(*(int *) cxListAt(list, j), testdata.data[j * 2]);
     }
     static void verifyInsertViaIterator(CxList *list) {
         int newdata[] = {10, 20, 30, 40, 50};
         CxIterator iter = cxListIterator(list, 2);
         EXPECT_TRUE(cxIteratorValid(&iter));
         EXPECT_EQ(iter.index, 2);
         EXPECT_EQ(*(int *) cxIteratorCurrent(&iter), 2);
         cxListInsertAfter(&iter, &newdata[0]);
         EXPECT_TRUE(cxIteratorValid(&iter));
         EXPECT_EQ(iter.index, 2);
         EXPECT_EQ(*(int *) cxIteratorCurrent(&iter), 2);
         cxListInsertBefore(&iter, &newdata[1]);
         EXPECT_TRUE(cxIteratorValid(&iter));
         EXPECT_EQ(iter.index, 3);
         EXPECT_EQ(*(int *) cxIteratorCurrent(&iter), 2);
         iter = cxListBegin(list);
         cxListInsertBefore(&iter, &newdata[2]);
         EXPECT_TRUE(cxIteratorValid(&iter));
         EXPECT_EQ(iter.index, 1);
         EXPECT_EQ(*(int *) cxIteratorCurrent(&iter), 0);
         iter = cxListIterator(list, list->size);
         cxListInsertBefore(&iter, &newdata[3]);
         EXPECT_FALSE(cxIteratorValid(&iter));
         EXPECT_EQ(iter.index, 9);
         iter = cxListIterator(list, list->size);
         cxListInsertAfter(&iter, &newdata[4]);
         EXPECT_FALSE(cxIteratorValid(&iter));
         EXPECT_EQ(iter.index, 10);
         int expdata[] = {30, 0, 1, 20, 2, 10, 3, 4, 40, 50};
         cx_for_n (j, 10) EXPECT_EQ(*(int *) cxListAt(list, j), expdata[j]);
     }
     void verifyReverse(CxList *list) const {
         cxListReverse(list);
         cx_for_n(i, testdata_len) {
             ASSERT_EQ(*(int *) cxListAt(list, i), testdata.data[testdata_len - 1 - i]);
         }
     }
     static void verifyCompare(
             CxList *left,
             CxList *right
     ) {
         EXPECT_EQ(cxListCompare(left, right), 0);
         int x = 42;
         cxListAdd(left, &x);
         ASSERT_GT(left->size, right->size);
         EXPECT_GT(cxListCompare(left, right), 0);
         EXPECT_LT(cxListCompare(right, left), 0);
         cxListAdd(right, &x);
         ASSERT_EQ(left->size, right->size);
         EXPECT_EQ(cxListCompare(left, right), 0);
         int a = 5, b = 10;
         cxListInsert(left, 15, &a);
         cxListInsert(right, 15, &b);
         ASSERT_EQ(left->size, right->size);
         EXPECT_LT(cxListCompare(left, right), 0);
         EXPECT_GT(cxListCompare(right, left), 0);
         *(int *) cxListAt(left, 15) = 10;
         EXPECT_EQ(cxListCompare(left, right), 0);
     }
 };
 class LinkedList : public HighLevelTest {
 };
 class PointerLinkedList : public HighLevelTest {
 };
 TEST_F(LinkedList, cxLinkedListCreate) {
     CxList *list = autofree(cxLinkedListCreate(&testingAllocator, cmp_int, sizeof(int)));
     EXPECT_EQ(list->itemsize, sizeof(int));
     verifyCreate(list);
 }
 TEST_F(PointerLinkedList, cxPointerLinkedListCreate) {
     CxList *list = autofree(cxPointerLinkedListCreate(&testingAllocator, cmp_int));
     EXPECT_EQ(list->itemsize, sizeof(void *));
     verifyCreate(list);
 }
 TEST_F(LinkedList, cxLinkedListFromArray) {
     CxList *expected = autofree(cxLinkedListCreate(&testingAllocator, cmp_int, sizeof(int)));
     cx_for_n (i, testdata_len) cxListAdd(expected, &testdata.data[i]);
     CxList *list = autofree(cxLinkedListFromArray(&testingAllocator, cmp_int, sizeof(int),
                                                   testdata_len, testdata.data.data()));
     EXPECT_EQ(cxListCompare(list, expected), 0);
 }
 TEST_F(LinkedList, cxListAdd) {
     CxList *list = autofree(cxLinkedListCreate(&testingAllocator, cmp_int, sizeof(int)));
     verifyAdd(list, false);
 }
 TEST_F(PointerLinkedList, cxListAdd) {
     CxList *list = autofree(cxPointerLinkedListCreate(&testingAllocator, cmp_int));
     verifyAdd(list, true);
 }
 TEST_F(LinkedList, cxListInsert) {
     verifyInsert(autofree(cxLinkedListCreate(&testingAllocator, cmp_int, sizeof(int))));
 }
 TEST_F(PointerLinkedList, cxListInsert) {
     verifyInsert(autofree(cxPointerLinkedListCreate(&testingAllocator, cmp_int)));
 }
 TEST_F(LinkedList, cxListRemove) {
     verifyRemove(linkedListFromTestData());
 }
 TEST_F(PointerLinkedList, cxListRemove) {
     verifyRemove(pointerLinkedListFromTestData());
 }
 TEST_F(LinkedList, cxListAt) {
     verifyAt(linkedListFromTestData());
 }
 TEST_F(PointerLinkedList, cxListAt) {
     verifyAt(pointerLinkedListFromTestData());
 }
 TEST_F(LinkedList, cxListFind) {
     verifyFind(linkedListFromTestData());
 }
 TEST_F(PointerLinkedList, cxListFind) {
     verifyFind(pointerLinkedListFromTestData());
 }
 TEST_F(LinkedList, cxListSort) {
     verifySort(linkedListFromTestData());
 }
 TEST_F(PointerLinkedList, cxListSort) {
     verifySort(pointerLinkedListFromTestData());
 }
 TEST_F(LinkedList, Iterator) {
     verifyIterator(linkedListFromTestData());
 }
 TEST_F(PointerLinkedList, Iterator) {
     verifyIterator(pointerLinkedListFromTestData());
 }
 TEST_F(LinkedList, InsertViaIterator) {
     int fivenums[] = {0, 1, 2, 3, 4, 5};
     CxList *list = autofree(cxLinkedListFromArray(&testingAllocator, cmp_int, sizeof(int), 5, fivenums));
     verifyInsertViaIterator(list);
 }
 TEST_F(PointerLinkedList, InsertViaIterator) {
     int fivenums[] = {0, 1, 2, 3, 4, 5};
     CxList *list = autofree(cxPointerLinkedListCreate(&testingAllocator, cmp_int));
     cx_for_n (i, 5) cxListAdd(list, &fivenums[i]);
     verifyInsertViaIterator(list);
 }
 TEST_F(LinkedList, cxListReverse) {
     verifyReverse(linkedListFromTestData());
 }
 TEST_F(PointerLinkedList, cxListReverse) {
     verifyReverse(pointerLinkedListFromTestData());
 }
 TEST_F(LinkedList, cxListCompare) {
     auto left = linkedListFromTestData();
     auto right = linkedListFromTestData();
     verifyCompare(left, right);
 }
 TEST_F(PointerLinkedList, cxListCompare) {
     auto left = pointerLinkedListFromTestData();
     auto right = pointerLinkedListFromTestData();
     verifyCompare(left, right);
 }
 TEST_F(PointerLinkedList, NoDestructor) {
     void *item = cxMalloc(&testingAllocator, sizeof(int));
     auto list = cxPointerLinkedListCreate(cxDefaultAllocator, cmp_int);
     cxListAdd(list, item);
     ASSERT_FALSE(testingAllocator.verify());
     cxListDestroy(list);
     EXPECT_FALSE(testingAllocator.verify());
     cxFree(&testingAllocator, item);
     EXPECT_TRUE(testingAllocator.verify());
 }
 TEST_F(PointerLinkedList, SimpleDestructor) {
     int item = 0;
     auto list = cxPointerLinkedListCreate(cxDefaultAllocator, cmp_int);
     list->content_destructor_type = CX_DESTRUCTOR_SIMPLE;
     list->simple_destructor = [](void *elem) { *(int *) elem = 42; };
     cxListAdd(list, &item);
     cxListDestroy(list);
     EXPECT_EQ(item, 42);
 }
 TEST_F(PointerLinkedList, AdvancedDestructor) {
     void *item = cxMalloc(&testingAllocator, sizeof(int));
     auto list = cxPointerLinkedListCreate(cxDefaultAllocator, cmp_int);
     list->content_destructor_type = CX_DESTRUCTOR_ADVANCED;
     list->advanced_destructor.data = &testingAllocator;
     list->advanced_destructor.func = (cx_destructor_func2) cxFree;
     cxListAdd(list, item);
     ASSERT_FALSE(testingAllocator.verify());
     cxListDestroy(list);
     EXPECT_TRUE(testingAllocator.verify());
 }

Mercurial > hg > ucx / annotate

test/test_list.cpp@4fbfac557df8 (annotated)

test/test_list.cpp