mirror of
https://github.com/godotengine/godot.git
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127458ed17
-Removed FuncRef, since Callable makes it obsolete -Removed int_types.h as its obsolete in c++11+ -Changed color names code
280 lines
8.0 KiB
C++
280 lines
8.0 KiB
C++
/*************************************************************************/
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/* test_list.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef TEST_LIST_H
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#define TEST_LIST_H
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#include "core/templates/list.h"
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#include "tests/test_macros.h"
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namespace TestList {
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static void populate_integers(List<int> &p_list, List<int>::Element *r_elements[], int num_elements) {
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p_list.clear();
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for (int i = 0; i < num_elements; ++i) {
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List<int>::Element *n = p_list.push_back(i);
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r_elements[i] = n;
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}
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}
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TEST_CASE("[List] Swap adjacent front and back") {
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List<int> list;
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List<int>::Element *n[2];
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populate_integers(list, n, 2);
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list.swap(list.front(), list.back());
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CHECK(list.front()->prev() == nullptr);
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CHECK(list.front() != list.front()->next());
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CHECK(list.front() == n[1]);
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CHECK(list.back() == n[0]);
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CHECK(list.back()->next() == nullptr);
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CHECK(list.back() != list.back()->prev());
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}
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TEST_CASE("[List] Swap first adjacent pair") {
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List<int> list;
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List<int>::Element *n[4];
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populate_integers(list, n, 4);
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list.swap(n[0], n[1]);
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CHECK(list.front()->prev() == nullptr);
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CHECK(list.front() != list.front()->next());
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CHECK(list.front() == n[1]);
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CHECK(list.front()->next() == n[0]);
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CHECK(list.back()->prev() == n[2]);
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CHECK(list.back() == n[3]);
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CHECK(list.back()->next() == nullptr);
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CHECK(list.back() != list.back()->prev());
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}
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TEST_CASE("[List] Swap middle adjacent pair") {
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List<int> list;
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List<int>::Element *n[4];
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populate_integers(list, n, 4);
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list.swap(n[1], n[2]);
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CHECK(list.front()->prev() == nullptr);
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CHECK(list.front() == n[0]);
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CHECK(list.front()->next() == n[2]);
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CHECK(list.back()->prev() == n[1]);
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CHECK(list.back() == n[3]);
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CHECK(list.back()->next() == nullptr);
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}
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TEST_CASE("[List] Swap last adjacent pair") {
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List<int> list;
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List<int>::Element *n[4];
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populate_integers(list, n, 4);
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list.swap(n[2], n[3]);
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CHECK(list.front()->prev() == nullptr);
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CHECK(list.front() == n[0]);
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CHECK(list.front()->next() == n[1]);
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CHECK(list.back()->prev() == n[3]);
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CHECK(list.back() == n[2]);
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CHECK(list.back()->next() == nullptr);
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}
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TEST_CASE("[List] Swap first cross pair") {
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List<int> list;
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List<int>::Element *n[4];
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populate_integers(list, n, 4);
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list.swap(n[0], n[2]);
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CHECK(list.front()->prev() == nullptr);
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CHECK(list.front() == n[2]);
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CHECK(list.front()->next() == n[1]);
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CHECK(list.back()->prev() == n[0]);
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CHECK(list.back() == n[3]);
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CHECK(list.back()->next() == nullptr);
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}
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TEST_CASE("[List] Swap last cross pair") {
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List<int> list;
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List<int>::Element *n[4];
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populate_integers(list, n, 4);
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list.swap(n[1], n[3]);
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CHECK(list.front()->prev() == nullptr);
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CHECK(list.front() == n[0]);
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CHECK(list.front()->next() == n[3]);
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CHECK(list.back()->prev() == n[2]);
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CHECK(list.back() == n[1]);
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CHECK(list.back()->next() == nullptr);
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}
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TEST_CASE("[List] Swap edges") {
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List<int> list;
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List<int>::Element *n[4];
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populate_integers(list, n, 4);
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list.swap(n[1], n[3]);
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CHECK(list.front()->prev() == nullptr);
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CHECK(list.front() == n[0]);
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CHECK(list.front()->next() == n[3]);
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CHECK(list.back()->prev() == n[2]);
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CHECK(list.back() == n[1]);
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CHECK(list.back()->next() == nullptr);
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}
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TEST_CASE("[List] Swap middle (values check)") {
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List<String> list;
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List<String>::Element *n_str1 = list.push_back("Still");
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List<String>::Element *n_str2 = list.push_back("waiting");
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List<String>::Element *n_str3 = list.push_back("for");
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List<String>::Element *n_str4 = list.push_back("Godot.");
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CHECK(n_str1->get() == "Still");
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CHECK(n_str4->get() == "Godot.");
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CHECK(list.front()->get() == "Still");
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CHECK(list.front()->next()->get() == "waiting");
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CHECK(list.back()->prev()->get() == "for");
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CHECK(list.back()->get() == "Godot.");
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list.swap(n_str2, n_str3);
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CHECK(list.front()->next()->get() == "for");
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CHECK(list.back()->prev()->get() == "waiting");
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}
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TEST_CASE("[List] Swap front and back (values check)") {
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List<Variant> list;
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Variant str = "Godot";
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List<Variant>::Element *n_str = list.push_back(str);
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Variant color = Color(0, 0, 1);
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List<Variant>::Element *n_color = list.push_back(color);
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CHECK(list.front()->get() == "Godot");
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CHECK(list.back()->get() == Color(0, 0, 1));
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list.swap(n_str, n_color);
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CHECK(list.front()->get() == Color(0, 0, 1));
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CHECK(list.back()->get() == "Godot");
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}
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TEST_CASE("[List] Swap adjacent back and front (reverse order of elements)") {
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List<int> list;
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List<int>::Element *n[2];
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populate_integers(list, n, 2);
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list.swap(n[1], n[0]);
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List<int>::Element *it = list.front();
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while (it) {
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List<int>::Element *prev_it = it;
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it = it->next();
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if (it == prev_it) {
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FAIL_CHECK("Infinite loop detected.");
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break;
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}
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}
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}
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static void swap_random(List<int> &p_list, List<int>::Element *r_elements[], size_t p_size, size_t p_iterations) {
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Math::seed(0);
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for (size_t test_i = 0; test_i < p_iterations; ++test_i) {
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// A and B elements have corresponding indices as values.
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const int a_idx = static_cast<int>(Math::rand() % p_size);
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const int b_idx = static_cast<int>(Math::rand() % p_size);
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List<int>::Element *a = p_list.find(a_idx); // via find.
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List<int>::Element *b = r_elements[b_idx]; // via pointer.
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int va = a->get();
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int vb = b->get();
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p_list.swap(a, b);
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CHECK(va == a->get());
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CHECK(vb == b->get());
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size_t element_count = 0;
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// Fully traversable after swap?
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List<int>::Element *it = p_list.front();
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while (it) {
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element_count += 1;
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List<int>::Element *prev_it = it;
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it = it->next();
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if (it == prev_it) {
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FAIL_CHECK("Infinite loop detected.");
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break;
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}
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}
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// We should not lose anything in the process.
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if (element_count != p_size) {
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FAIL_CHECK("Element count mismatch.");
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break;
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}
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}
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}
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TEST_CASE("[Stress][List] Swap random 100 elements, 500 iterations.") {
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List<int> list;
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List<int>::Element *n[100];
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populate_integers(list, n, 100);
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swap_random(list, n, 100, 500);
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}
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TEST_CASE("[Stress][List] Swap random 10 elements, 1000 iterations.") {
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List<int> list;
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List<int>::Element *n[10];
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populate_integers(list, n, 10);
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swap_random(list, n, 10, 1000);
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}
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} // namespace TestList
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#endif // TEST_LIST_H
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