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-rw-r--r--main/tests/test_oa_hash_map.cpp299
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diff --git a/main/tests/test_oa_hash_map.cpp b/main/tests/test_oa_hash_map.cpp
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--- a/main/tests/test_oa_hash_map.cpp
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-/*************************************************************************/
-/* test_oa_hash_map.cpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
-/* */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the */
-/* "Software"), to deal in the Software without restriction, including */
-/* without limitation the rights to use, copy, modify, merge, publish, */
-/* distribute, sublicense, and/or sell copies of the Software, and to */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions: */
-/* */
-/* The above copyright notice and this permission notice shall be */
-/* included in all copies or substantial portions of the Software. */
-/* */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
-/*************************************************************************/
-
-#include "test_oa_hash_map.h"
-
-#include "core/oa_hash_map.h"
-#include "core/os/os.h"
-
-namespace TestOAHashMap {
-
-struct CountedItem {
- static int count;
-
- int id = -1;
- bool destroyed = false;
-
- CountedItem() {
- count++;
- }
-
- CountedItem(int p_id) :
- id(p_id) {
- count++;
- }
-
- CountedItem(const CountedItem &p_other) :
- id(p_other.id) {
- count++;
- }
-
- CountedItem &operator=(const CountedItem &p_other) = default;
-
- ~CountedItem() {
- CRASH_COND(destroyed);
- count--;
- destroyed = true;
- }
-};
-
-int CountedItem::count;
-
-MainLoop *test() {
- OS::get_singleton()->print("\n\n\nHello from test\n");
-
- // test element tracking.
- {
- OAHashMap<int, int> map;
-
- map.set(42, 1337);
- map.set(1337, 21);
- map.set(42, 11880);
-
- int value = 0;
- map.lookup(42, value);
-
- OS::get_singleton()->print("capacity %d\n", map.get_capacity());
- OS::get_singleton()->print("elements %d\n", map.get_num_elements());
-
- OS::get_singleton()->print("map[42] = %d\n", value);
- }
-
- // rehashing and deletion
- {
- OAHashMap<int, int> map;
-
- for (int i = 0; i < 500; i++) {
- map.set(i, i * 2);
- }
-
- for (int i = 0; i < 500; i += 2) {
- map.remove(i);
- }
-
- uint32_t num_elems = 0;
- for (int i = 0; i < 500; i++) {
- int tmp;
- if (map.lookup(i, tmp) && tmp == i * 2) {
- num_elems++;
- }
- }
-
- OS::get_singleton()->print("elements %d == %d.\n", map.get_num_elements(), num_elems);
- }
-
- // iteration
- {
- OAHashMap<String, int> map;
-
- map.set("Hello", 1);
- map.set("World", 2);
- map.set("Godot rocks", 42);
-
- for (OAHashMap<String, int>::Iterator it = map.iter(); it.valid; it = map.next_iter(it)) {
- OS::get_singleton()->print("map[\"%s\"] = %d\n", it.key->utf8().get_data(), *it.value);
- }
- }
-
- // stress test / test for issue #22928
- {
- OAHashMap<int, int> map;
- int dummy = 0;
- const int N = 1000;
- uint32_t *keys = new uint32_t[N];
-
- Math::seed(0);
-
- // insert a couple of random keys (with a dummy value, which is ignored)
- for (int i = 0; i < N; i++) {
- keys[i] = Math::rand();
- map.set(keys[i], dummy);
-
- if (!map.lookup(keys[i], dummy)) {
- OS::get_singleton()->print("could not find 0x%X despite it was just inserted!\n", unsigned(keys[i]));
- }
- }
-
- // check whether the keys are still present
- for (int i = 0; i < N; i++) {
- if (!map.lookup(keys[i], dummy)) {
- OS::get_singleton()->print("could not find 0x%X despite it has been inserted previously! (not checking the other keys, breaking...)\n", unsigned(keys[i]));
- break;
- }
- }
-
- delete[] keys;
- }
-
- // regression test / test for issue related to #31402
- {
- OS::get_singleton()->print("test for issue #31402 started...\n");
-
- const int num_test_values = 12;
- int test_values[num_test_values] = { 0, 24, 48, 72, 96, 120, 144, 168, 192, 216, 240, 264 };
-
- int dummy = 0;
- OAHashMap<int, int> map;
- map.clear();
-
- for (int i = 0; i < num_test_values; ++i) {
- map.set(test_values[i], dummy);
- }
-
- OS::get_singleton()->print("test for issue #31402 passed.\n");
- }
-
- // test collision resolution, should not crash or run indefinitely
- {
- OAHashMap<int, int> map(4);
- map.set(1, 1);
- map.set(5, 1);
- map.set(9, 1);
- map.set(13, 1);
- map.remove(5);
- map.remove(9);
- map.remove(13);
- map.set(5, 1);
- }
-
- // test memory management of items, should not crash or leak items
- {
- // Exercise different patterns of removal
- for (int i = 0; i < 4; ++i) {
- {
- OAHashMap<String, CountedItem> map;
- int id = 0;
- for (int j = 0; j < 100; ++j) {
- map.insert(itos(j), CountedItem(id));
- }
- if (i <= 1) {
- for (int j = 0; j < 100; ++j) {
- map.remove(itos(j));
- }
- }
- if (i % 2 == 0) {
- map.clear();
- }
- }
-
- if (CountedItem::count != 0) {
- OS::get_singleton()->print("%d != 0 (not performing the other test sub-cases, breaking...)\n", CountedItem::count);
- break;
- }
- }
- }
-
- // Test map with 0 capacity.
- {
- OAHashMap<int, String> original_map(0);
- original_map.set(1, "1");
- OS::get_singleton()->print("OAHashMap 0 capacity initialization passed.\n");
- }
-
- // Test copy constructor.
- {
- OAHashMap<int, String> original_map;
- original_map.set(1, "1");
- original_map.set(2, "2");
- original_map.set(3, "3");
- original_map.set(4, "4");
- original_map.set(5, "5");
-
- OAHashMap<int, String> map_copy(original_map);
-
- bool pass = true;
- for (
- OAHashMap<int, String>::Iterator it = original_map.iter();
- it.valid;
- it = original_map.next_iter(it)) {
- if (map_copy.lookup_ptr(*it.key) == nullptr) {
- pass = false;
- }
- if (*it.value != *map_copy.lookup_ptr(*it.key)) {
- pass = false;
- }
- }
- if (pass) {
- OS::get_singleton()->print("OAHashMap copy constructor test passed.\n");
- } else {
- OS::get_singleton()->print("OAHashMap copy constructor test FAILED.\n");
- }
-
- map_copy.set(1, "Random String");
- if (*map_copy.lookup_ptr(1) == *original_map.lookup_ptr(1)) {
- OS::get_singleton()->print("OAHashMap copy constructor, atomic copy test FAILED.\n");
- } else {
- OS::get_singleton()->print("OAHashMap copy constructor, atomic copy test passed.\n");
- }
- }
-
- // Test assign operator.
- {
- OAHashMap<int, String> original_map;
- original_map.set(1, "1");
- original_map.set(2, "2");
- original_map.set(3, "3");
- original_map.set(4, "4");
- original_map.set(5, "5");
-
- OAHashMap<int, String> map_copy(100000);
- map_copy.set(1, "Just a string.");
- map_copy = original_map;
-
- bool pass = true;
- for (
- OAHashMap<int, String>::Iterator it = map_copy.iter();
- it.valid;
- it = map_copy.next_iter(it)) {
- if (original_map.lookup_ptr(*it.key) == nullptr) {
- pass = false;
- }
- if (*it.value != *original_map.lookup_ptr(*it.key)) {
- pass = false;
- }
- }
- if (pass) {
- OS::get_singleton()->print("OAHashMap assign operation test passed.\n");
- } else {
- OS::get_singleton()->print("OAHashMap assign operation test FAILED.\n");
- }
-
- map_copy.set(1, "Random String");
- if (*map_copy.lookup_ptr(1) == *original_map.lookup_ptr(1)) {
- OS::get_singleton()->print("OAHashMap assign operation atomic copy test FAILED.\n");
- } else {
- OS::get_singleton()->print("OAHashMap assign operation atomic copy test passed.\n");
- }
- }
-
- return nullptr;
-}
-
-} // namespace TestOAHashMap
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