Files
dusk/test/rpg/overworld/test_maparea.c
T
2026-07-17 19:07:32 -05:00

127 lines
3.7 KiB
C

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