/**
 * Copyright (c) 2026 Dominic Masters
 *
 * This software is released under the MIT License.
 * https://opensource.org/licenses/MIT
 */

#include "dusktest.h"
#include "script/scriptmanager.h"
#include "time/time.h"

static int time_setup(void **state) {
  errorret_t ret = scriptManagerInit();
  if(errorIsNotOk(ret)) { errorCatch(ret); return -1; }
  return 0;
}

static int time_teardown(void **state) {
  errorret_t ret = scriptManagerDispose();
  if(errorIsNotOk(ret)) errorCatch(ret);
  return 0;
}

static void test_time_delta_and_time_readback(void **state) {
  TIME.delta = 0.5f;
  TIME.time = 12.0f;

  jerry_value_t result;
  errorret_t ret = scriptManagerExec("Time.delta;", &result);
  assert_true(errorIsOk(ret));
  assert_float_equal((float_t)jerry_value_as_number(result), 0.5f, 0.0001f);
  jerry_value_free(result);

  ret = scriptManagerExec("Time.time;", &result);
  assert_true(errorIsOk(ret));
  assert_float_equal((float_t)jerry_value_as_number(result), 12.0f, 0.0001f);
  jerry_value_free(result);
}

static void test_time_render_delta_readback(void **state) {
  // Under DUSK_TIME_DYNAMIC, renderDelta reads dynamicDelta (real
  // per-render-frame time); otherwise it falls back to the fixed delta.
  // Set both so this test passes either way this binary was built.
  TIME.delta = 0.25f;
  #ifdef DUSK_TIME_DYNAMIC
    TIME.dynamicDelta = 0.75f;
  #endif

  jerry_value_t result;
  errorret_t ret = scriptManagerExec("Time.renderDelta;", &result);
  assert_true(errorIsOk(ret));
  #ifdef DUSK_TIME_DYNAMIC
    assert_float_equal((float_t)jerry_value_as_number(result), 0.75f, 0.0001f);
  #else
    assert_float_equal((float_t)jerry_value_as_number(result), 0.25f, 0.0001f);
  #endif
  jerry_value_free(result);
}

int main(void) {
  assertInit();
  const struct CMUnitTest tests[] = {
    cmocka_unit_test_setup_teardown(
      test_time_delta_and_time_readback, time_setup, time_teardown
    ),
    cmocka_unit_test_setup_teardown(
      test_time_render_delta_readback, time_setup, time_teardown
    ),
  };
  return cmocka_run_group_tests(tests, NULL, NULL);
}