127 lines
3.7 KiB
C
127 lines
3.7 KiB
C
/**
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* Copyright (c) 2026 Dominic Masters
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*
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* This software is released under the MIT License.
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* https://opensource.org/licenses/MIT
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*/
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#include "dusktest.h"
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#include "util/memory.h"
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#include "rpg/overworld/maparea.h"
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static uint32_t TEST_ENTER_COUNT;
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static uint32_t TEST_STEP_COUNT;
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static uint32_t TEST_EXIT_COUNT;
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static void testAreaCallback(entity_t *entity, const uint8_t trigger) {
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if(trigger == MAP_TRIGGER_ENTER) TEST_ENTER_COUNT++;
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else if(trigger == MAP_TRIGGER_STEP) TEST_STEP_COUNT++;
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else if(trigger == MAP_TRIGGER_EXIT) TEST_EXIT_COUNT++;
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}
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static void testMapAreaReset(void) {
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memoryZero(MAP_AREAS, sizeof(MAP_AREAS));
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TEST_ENTER_COUNT = 0;
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TEST_STEP_COUNT = 0;
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TEST_EXIT_COUNT = 0;
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}
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static entity_t testEntityAt(const entitytype_t type, const worldpos_t pos) {
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entity_t entity;
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memoryZero(&entity, sizeof(entity));
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entity.id = 0;
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entity.type = type;
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entity.position = pos;
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return entity;
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}
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static void test_mapAreaCheckEntityFiresEnterAndExit(void **state) {
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testMapAreaReset();
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mapAreaAdd(
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(worldpos_t){ 0, 0, 0 }, (worldpos_t){ 5, 5, 0 },
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testAreaCallback, MAP_AREA_NOTIFY_ALL, MAP_TRIGGER_ALL
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);
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entity_t entity = testEntityAt(ENTITY_TYPE_PLAYER, (worldpos_t){ 10, 10, 0 });
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mapAreaCheckEntity(&entity);
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assert_int_equal(TEST_ENTER_COUNT, 0);
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entity.position = (worldpos_t){ 2, 2, 0 };
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mapAreaCheckEntity(&entity);
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assert_int_equal(TEST_ENTER_COUNT, 1);
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assert_int_equal(TEST_STEP_COUNT, 0);
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entity.position = (worldpos_t){ 10, 10, 0 };
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mapAreaCheckEntity(&entity);
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assert_int_equal(TEST_EXIT_COUNT, 1);
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assert_int_equal(memoryGetAllocatedCount(), 0);
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}
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static void test_mapAreaCheckEntityStepFiresOncePerNewTile(void **state) {
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testMapAreaReset();
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mapAreaAdd(
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(worldpos_t){ 0, 0, 0 }, (worldpos_t){ 5, 5, 0 },
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testAreaCallback, MAP_AREA_NOTIFY_ALL, MAP_TRIGGER_ALL
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);
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entity_t entity = testEntityAt(ENTITY_TYPE_PLAYER, (worldpos_t){ 1, 1, 0 });
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mapAreaCheckEntity(&entity);
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assert_int_equal(TEST_ENTER_COUNT, 1);
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assert_int_equal(TEST_STEP_COUNT, 0);
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// Same tile, checked repeatedly (simulating multiple frames without the
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// entity moving) - STEP must not fire.
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mapAreaCheckEntity(&entity);
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mapAreaCheckEntity(&entity);
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assert_int_equal(TEST_STEP_COUNT, 0);
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// Moves to a new tile, still inside - STEP fires once.
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entity.position = (worldpos_t){ 2, 1, 0 };
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mapAreaCheckEntity(&entity);
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assert_int_equal(TEST_STEP_COUNT, 1);
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// Same new tile again over multiple calls - no additional STEP.
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mapAreaCheckEntity(&entity);
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mapAreaCheckEntity(&entity);
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assert_int_equal(TEST_STEP_COUNT, 1);
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// Another new tile - STEP fires again.
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entity.position = (worldpos_t){ 3, 1, 0 };
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mapAreaCheckEntity(&entity);
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assert_int_equal(TEST_STEP_COUNT, 2);
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assert_int_equal(TEST_ENTER_COUNT, 1);
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assert_int_equal(TEST_EXIT_COUNT, 0);
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assert_int_equal(memoryGetAllocatedCount(), 0);
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}
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static void test_mapAreaCheckEntityNotifyFlagsRespected(void **state) {
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testMapAreaReset();
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mapAreaAdd(
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(worldpos_t){ 0, 0, 0 }, (worldpos_t){ 5, 5, 0 },
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testAreaCallback, MAP_AREA_NOTIFY_PLAYER, MAP_TRIGGER_ALL
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);
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entity_t npc = testEntityAt(ENTITY_TYPE_NPC, (worldpos_t){ 1, 1, 0 });
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mapAreaCheckEntity(&npc);
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assert_int_equal(TEST_ENTER_COUNT, 0);
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entity_t player = testEntityAt(ENTITY_TYPE_PLAYER, (worldpos_t){ 1, 1, 0 });
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mapAreaCheckEntity(&player);
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assert_int_equal(TEST_ENTER_COUNT, 1);
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assert_int_equal(memoryGetAllocatedCount(), 0);
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}
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int main(void) {
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const struct CMUnitTest tests[] = {
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cmocka_unit_test(test_mapAreaCheckEntityFiresEnterAndExit),
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cmocka_unit_test(test_mapAreaCheckEntityStepFiresOncePerNewTile),
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cmocka_unit_test(test_mapAreaCheckEntityNotifyFlagsRespected),
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};
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return cmocka_run_group_tests(tests, NULL, NULL);
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}
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