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

#include "dusktest.h"
#include "ui/widget/uitab.h"
#include "util/memory.h"

// uiTabInit requires a real font (FONT_DEFAULT) to build the label's
// glyph cache, which needs a live GL context this test binary doesn't
// have. uiTabRebuildBackground only reads the label's already-measured
// width/height, so it's safe to set those directly and exercise it here.
static void test_uiTabRebuildBackground_matchesLabelSize(void **state) {
  uitab_t tab;
  memoryZero(&tab, sizeof(uitab_t));
  tab.label.width = 42;
  tab.label.height = 12;

  uiTabRebuildBackground(&tab);

  assert_float_equal(tab.cachedBackground.min[0], 0.0f, 0.0001f);
  assert_float_equal(tab.cachedBackground.min[1], 0.0f, 0.0001f);
  assert_float_equal(tab.cachedBackground.max[0], 42.0f, 0.0001f);
  assert_float_equal(tab.cachedBackground.max[1], 12.0f, 0.0001f);
}

int main(int argc, char **argv) {
  const struct CMUnitTest tests[] = {
    cmocka_unit_test(test_uiTabRebuildBackground_matchesLabelSize),
  };

  return cmocka_run_group_tests(tests, NULL, NULL);
}